1992 Corvette Optispark - replacing water pump and optispark.

Out Of Stock - This item is not …. This covers the 1990 thru the 1996 later generation C4 Corvettes. Shop 1984-1996 C4 Corvette Distributor at Top Flight Automotive. Unit fits 92-94 Corvette, 93-94 Camaro, Firebird, and TransAm, and early 94 Caprice. C4 Tech/Performance - MSD Opti Spark - Anybody have this issue? I purchased and installed an MSD 8381 distributor in my 1992 Vette. Corvette Central is a leading provider of parts and accessories for the iconic Chevrolet Corvette. 7 V8 350, Replaces GM 10457702, 1103947 dummy A-Team Performance - Complete OptiSpark Spline Drive Distributor with Wiring Harness - Compatible with Chevy GMC Chevrolet 1992-1994 LT1 V8 5. Ships on 04/23/24 Notify me when this …. PLEASE READ OUR BLOG POST PRIOR TO PURCHASE. I had replaced in once before, 19 years ago according to Autozone. C4 Tech/Performance - Good Video for the Optispark (aka ABITS) - Here's an interesting video about the LT1 Optispark including operation and general troubleshooting of the ignition system. Year, Make, Model* Add to Cart. This video will show you how to replace the spark plugs and spark plug wires on a 1992-1994 C4 Corvette with the LT1 engine. " They say bad things come in threes. We use cookies to give you the best possible experience on our website. Before the Megasquirt was installed the car ran fine, fuel pressure fine, new plugs, wires, Optispark, fuel pump, rebuilt injectors from EFI Cummings GA. 300 hp engine and four speed automatic transmission: $40,145. This may give more options for tuning. The idea is to find out if you are getting a switching signal to the minus side of the coil. I am currently replacing my Optispark. As long as the timing set is aligned and the optispark is installed correctly on the front of the camshaft, there are no manual timing adjustments. You will see a drop in fuel economy, too. You will find the fit and function will work perfectly for your Corvette. C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine OptiSpark Recommendations. These distributors feature an aluminum housing with heavy-duty oilite bushings, and a glass-reinforced cap with high dielectric. The procedure is to snuggle the Opti, with cover removed, gently against the front of the motor. Oct 21, 2022 · In this video I explain and demonstrate how to replace the optical distrubutor in a 1993 Chevrolet Corvette with the LT1 engine. “I want a dyke for president,” artist Zoe Leonard writes in her 1. That was impressive in 1992, but the iron LT1 head that came out in 1994 was even better. 99 1992-1996 Corvette LT1 / LT4 Optispark Distributor Vacuum Harness. The harness is often damaged due to excessive heat or work being performed on the optispark unit. It may not even misfirejust run like crap. What you need to know about GM Optispark sorry about the lab scope it's really hard to see looking for a square wave AC volts 2 to 4 ''ICM'' WHITE WIRE. At stoplights in drive, after its warmed up, it would stumble a bit ever since I got it. Corvette wiper 1972 fixya Wiring bose delco electrical wiringall fuse chevy 2020cadillac Wiring diagram corvette c2. portage county ohio most wanted 6RR and full custom exhaust so it's hard to tell. EFI Connection's 24x LT1 systems are designed to output the 24x crank and 1x cam signal of a GM Gen III LS-Series engine. C4 Tech/Performance - Optispark - I have a 1992 Corvette that I have owned for six years. Optispark Distributor - Non-Vented, Spline-Drive; 1992-94 Corvette; 1993-94 Chevy Camaro Z28; 1993-94 Pontiac Firebird Trans Am Currently unavailable. The first 10, constituting the Bill of Rights, were written in 1791 as part of the original document. New Distributor Compatible With 1992 1993 1994 Optispark LT1 Chevy Camaro Caprice Corvette Impala & Pontiac Firebird 5. Thread Tools Search this Thread 06-29-2003, 06:58 …. Vette (s): 1993 Chevrolet Corvette Base Edition. friday night funkin sky rule 34 300 hp engine and four speed automatic transmission: $33,635. I use my Corvette for mainly Bracket Racing in the 1/4 mile. it has 36,000km, it's in very good. No Interest if paid in full in 6 mo on $99+ with PayPal Credit*. used mokai for sale C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine 1992 thru 1994 Gen I - OEM AC Delco (still available as new old stock) So everyone knows what a mitsubishi emblem'd genuine opti spark sensor looks like, see the picture below. Results 1 - 25 of 610 25 Records Per Page Default Sort. Jul 28, 2014 · Subject: Engine Miss/Poor Driveability Symptoms (Install Opti-Spark (ABITS) Distributor Assembly Service Kit) Model and Year: 1994-96 Buick Roadmaster 1994-96 Cadillac Fleetwood 1992-96 Chevrolet Corvette 1993-97 Chevrolet Camaro 1994-96 Chevrolet Caprice 1993-97 Pontiac Firebird/Trans Am with 4. against the timing cover it is not aligned correctly and you'll likely damage the opti. C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine Optispark cap & rotor change. The connector is not compatible with the later style connector used on the LTCC. C4 Tech/Performance - 1992 Misfire - Misfire developed about a week ago. Stock Status: Available Please allow additional time for delivery. TSP 95-'97 Optispark Cap & Rotor Kit JM6982BK. Will not fit 1992 LT1 Corvette. If the optispark is bad, it will go flat for a few seconds, stumble and then start to pick back up. Several other countries have also issued commemorative stamps featuring images of Elvis. These distributors feature an aluminum housing with heavy-duty oilite bushings, and a …. Last edited by mreksc; 09-16-2023 at 07:36 PM. Go to channel · How To Replace 1992-1994 C4 Corvette Optispark Distributor. 1992 1994 Corvette Lt1 Msd Opti Spark Cap Rotor. 2003 Electron Blue Z06 Sold, 1995 Aqua Metallic ZF6FX3 Sold, 1992 Dark Red Metallic Coupe Sold, 1990 White Coupe Sold, 1989 Black Coupe Sold (also available from time to time on Ebay. Its limited air intake slows it down at higher RPM. C4 General Discussion - 1992 opti-spark corrosion recall - I bought a 1992 a few weeks ago and noticed there was a recall on the opti-spark for 6,723 1992 cars. The dealer has replaced the optispark 3 times now over the last 9 months at no charge. 1992- 1994 Chevrolet Corvette ; Pontiac Applications. Homeowner Repair•32K views · 14:12 &. C4 Tech/Performance - 1994 Corvette will not start ( no spark) - Drove car about 2 weeks ago and it ran fine, went to start the car today and the car would not start. Prevent misfire and maintain the highest performance by replacing your Opti Spark every 60,000 miles. The following users liked this post: BLUDICE (04-25-2022) 04-25-2022, 05:48 PM. danse gif njtransit my bus OER 25031456 - Turn Signal/Combination Switch Lever Fits Select 1984-1995 GM Models w/Cruise, w/Pulse Wipers [Chrome Stem] (0) $25. In Stock (more than 10 available) …. My question being if this is a correct and reliable method on an LT1 and if not. The original LT4 engine was introduced as a …. Looking to buy a better , but since People have me terrified of the optispark I’m solely looking for 95-96 because of the vented optispark. Optispark Ignition Info Grumpys Performance Garage. Snapchat-javiib2018Instagram-6speed713 Thanks for the support!. SpecialtyPartsDirect (11044) 100% positive; Seller's other items Seller's other items; Contact seller; US $232. What is likely happening in your case is that once code 36 is set--the ECM uses a default/limp program with predetermined ign. Bad plug wire to #7, all wires miss routed and zip tied together in bunches, all holders broken. The 1992 Corvette Petris Opti-Spark Distributor is hand assembled with parts that are equal to or greater than the original GM Opti-Spark. That's the only cam sensor to be found. The second step in what will more than. Our harness assembly has the correct vacuum orifice providing optimum. 1992 corvette wiring diagram – letterlazq. Tech Tip: On 1992-1996 LT1 Corvettes, you must remove the water pump to service the OptiSpark Distributor. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Optispark harness adapter for 1992 vette. In this video I perform a quick walk around and description of the Chevrolet LT-1 engine that debuted in the 1992 Corvette. In order to resist damage from heat and abrasion, the wires itself have a high dielectric. This specific ACDelco 19383595 Optispark Distributor will ONLY fit in the 1992-94 Chevrolet Corvette, the 1993-94 Chevrolet Camaro, and 1993-94 Pontiac Firebird that have the LT1, 5. I had a 94 LT1 I was working on recently. Opti-spark cap and rotor replacement: $100-$150. Red Loctite is overkill, and you'll curse it the next time you need to replace the rotor. When the optispark was first introduced on the 1992 Corvette, it had a passive ventilation system which consisted of ventilation holes drilled on the top of the case. was specifically designed as a more powerful variant to the next-generation LT1 engine previously introduced by GM in 1992. The only problem I have left is a bad miss. (At the bottom, there is an application listing for this distributor) The listing also includes brand new set of black 8MM High Performance Spiral Core. In working on the issues, I put about 150 miles on it. 1 star 2 stars 3 stars 4 stars 5 stars. Installed ProComp opti in Jan-2014 (sold by forum vendor SacCityCorvettes). After installing the "Pin Drive" unit on my 95 Corvette and having . It's designed for the LT1 computer. C4 Tech/Performance - Replacing the Optispark 96 LT4 - :willy: Well the Optispark is getting replaced on my 96 LT4 at 80K, it has all the signs, even though the prior owner replaced the water pump at 40K I am going to replace it again at 80K, plug wires as well. com and check it out if it is indeed. Also for use with 1992 Corvette when installing an MSD optispark (because MSD does not provide the correct connector for the 1992 Corvette). Put the other meter lead on terminal "B". C4 Tech/Performance - Best available Optispark in 2021? - Sorry if this has been asked often, but I’ve been googling for days without a real up to date answer. 1994-1996 Buick/Cadillac 1995-1997 Corvette/Camaro/Firebird Optispark Electrical Harness Regular price $ 79. Beautiful Polo green corvette, 53,000 miles. 1992 stock base convertible Corvette with Optispark & LT1. 1992 replacement Optispark electrical harness assembled in the. This article was written by Mike Chaney who is a contributor to the F-body Listserv. This is a job the every day person can do and save. Optis have failed since their introduction in 1992. I messed with it for 30 minutes, watched some BS You-tubers that claimed to "Install the Optispark," but they d. Are you looking to purchase a classic 1962 Corvette from a private owner? If so, there are several important factors to consider before making your purchase. I’ve got a 92 corvette that’s been sitting around for 10+ years that I’m gonna sell. C4 Tech/Performance - 1992 corvette c4 code c12 no start- no spark, fuel injectors - Hi guys. The water pump weep hole is DRY and. This engine churned out 300 horsepower and 330 lb-ft of torque, giving the Corvette a fresh zest of life and agility. C4 Tech/Performance - ¿Optispark? Hard start in hot and stalls. This condition may cause a "no-start" engine stall condition, along with a "Service Engine Soon" light (Code 16). Buy replacement distributor: https://amzn. This distributor is complete with cap and rotor. 6 nsa Pro mags, patriot golds, 42lb green tops, ARP bolts all around, canton 6qt pan, pacesetter coated long tubes backed by a magnaflow. I'll show you why these will fail, how much they cost to fix, and how to p. At this point it was running better but the optispark was giving us trouble within a few months so we put in a new Petris vented …. It is not necessary to remove the distributor from the engine to determine if it is an Opti-Spark II or not. The LT1 was available in several versions in the Corvette, Camaro, Firebird, Cadillac DeVille, Buick Roadmaster, Impala SS and Caprice. In 1992, Bill Clinton became president of the United States, and Hurricane Andrew hit the coast of Florida and became one of the costliest hurricanes in history. The sensors produce a high-resolution signal of 180 pulses per crankshaft revolution (for ignition system accuracy), and a profiled low-resolution signal. 1992-1994 OptiSpark Unit Distributor Cap Kit. decorative sewer cleanout cover Take this quiz to see if you can recognize the most memorable '70s Chevys! Advertisement Adv. This is a great system to get rid of your opti spark on any LT1 vehicle. With a large selection of used Corvettes from all generations, MacMulkin has the perfect c. A wonder that it ran at all as you will see. He has done an excellent dissection of an Optispark distributor which appeared on 1992 - 1996 LT1 Corvettes. Look at JEGS or SUMMIT for the best pricing. 92 Petris Opti-Spark Distributor Assembly. But once I'm done with this R&R (plugs, wires, coil, electric water pump, seals, optispark) and have a clean bench I will look in to replacing …. Optispark conversion confusion. Corvette Salvage » Shop » Engine » Ignition. C4 General Discussion - 1992 Misfire? - Picked up a 1992 6 speed today. Buy a $4 clear plastic fuel filter. Received 452 Likes on 129 Posts. This item requires special handling or may ship directly from our supplier. Hook the harness up there then go up top and connect the hose that does not have the valve on it to the intake elbow. The fuel pump is located inside the fuel tank on 1992 Toyota Corolla models. Reply Subscribe 200 miles from home and at that time the 20 year old Optispark didn't fail because it was raining. All four stock LT crank hub/balancer combinations for different vehicle platforms supported. This video will show you how to replace the Optispark distributor on a 1992-1994 C4 Corvette. The controversy over Zoe Leonard's poem sheds light on the tension between free expression and content moderation. Refer to this diagram: Disconnect the ICM connector. The high resolution circuit (your code 36) is used for precise ign. The extra wire in the 1992 connector is a shielded ground wire, GM figured out a year later you don't really need. Tip: Don’t ever let any water get in the area of the Opti-Spark if you detail your engine compartment. Optispark Distributor wiring harness. C4 Used Opti-Spark Distributor 1992-1996. Jan 10, 2005 · Not sure,but it could be the dreaded opti spark ignition. Part # 59236; OEM Part #8481 $ $ 235. Leaky water pumps have often been found to be the issue when it comes with opti-spark. 95-96 Petris Opti-Spark Distributor Assembly. C4 Tech/Performance - 1992 optispark wire loom question - We are deep into replacing the water pump and decided to take care of the optispark while we were at it. An OptiSpark Distributor fails when exposed to moisture, causing a no start condition or engine misfire. And I need to connect it somwhere. Add NEW Distributor Fits Gm 5. from the end of a plug wire to ground. 7L Replace 1103947, 1921229, 301832, 84-1832, 30-1832H, DST1832. I replaced the Optispark when I bought the car, then 8,500 miles later I had to replace it again. C4 General Discussion - 1992 Vette Optispark replacement - Hello,, I want to replace my Optispark on my 1992 LT1 and im having a hard time finding the right one. Check those out before buying expensive parts that might not solve the problem. 3L It is in Black with straight Boot for …. The Opti - Spark System Has A BAD REPUTATION Just FYI Recall - Opti-Spark Distribtor, Stall/No Start, Code 16 Notes 9227chevy01 Number: 92C11 Section: 6E Date: Feb. is a family-owned Corvette and GM high-performance parts and service business founded in 2008. 19212299 is the p/n for the reman spline drive, non-vented opti, superseding p/n 10457702. Sometimes, it will fire right back up. April 4, 2014 I’m following LT1*C4’s thread as a guide! Titled “Replacement Optispark and …. this is not the same as an NOS never used 92-94 ac delco optispark. Problem2: Replacing Harmonic Balncer w/o key/keyway I had removed the Harmonic Bal … read more. Thread Tools Search this Thread Coil and Optispark, if that checks out, then it's time for a new PCM. 200k is a blessing and 300k is just about impossible. I can tell the current Opti-Spark unit is getting ready to fail becasue I can no longer open my garage door with the remote when my. Keep in mind that the replacement *is* conducted on a TA. It quit on him, was towed home, and over the winter had some health problems and wasn't able to work on. Each distributor is produced from 100% new parts and includes a high quality distributor cap and rotor with brass contacts. C4 Tech/Performance - 1992 to 1995 optispark harness - I have a 1992 Corvette I recently installed an 1995 Lt1 in and was wondering how to address the issues with the optispark harnesses; I have the extention harness for the 1995, was wondering can I just cut off the ends and splice the wires? Or is it more that must. I had removed the Harmonic Balancer and opti-spark. Car has been running terrible the past 8 years and has been to 2 dealerships and Guldstrand Performance in an attempt to fix the problem, which both places have failed to do so. With the 1994 model C4, they went back to the MAF system. Released in 1984, the Chevrolet Corvette C4 embraced a sleeker, more futuristic style than previous generations. Jump to US stocks traded highe. Last edited by icsamerica; 02-03-2024 at 11:18 PM. nj transit 74 bus schedule pdf 7:changed the opti spark distributor and now will not. Jul 20, 2016 · In this video I show you how the steps it takes to remove the OptiSpark distributor from an LT1 and LT4 corvette. 7L (Fits: 1992 Chevrolet Corvette) Brand New. The 93-96 LT1/4 Corvette optispark connector is a 4 wire. C4 Tech/Performance - 1992, New Optispark, Spark out of coil, but not out of Opti - Hi All, I just put a new optispark into a friends 92 Corvette which last ran about a year ago. opti spark take about an extra 1/2 hr. Source: Chevrolet Product Emission Campaign. 5" true dual exhaust with H, 3k TC, ls1 home made intake, and going in a …. Sellers with highest buyer ratings;. Code #16: Opti-Spark Ignition Timing System. The 92 LT1 Corvettes are a one year only bastard. Optispark Distributor 10:03 Corvette Pluses MY CAR 1996 Chevrolet Corvette Collector Edition LT4 6-speed Z51 OTHER CORVETTE VIDEOS I'VE MADE . I believe it is completely original under the hood, including the Optispark system. The miss will come and go and is more likely to happen under a load. An occasional problem on this vehicle is failure of the Opti-Spark Ignition System. 94 is the same as the 92 including the price. C6 Corvette ZR1 & Z06; C6 Corvette General Discussion; …. Measure the resistance of your coil. 1992 corvette opti spark distributor Cap. 7L Sfi Distributor Cap & Rotor Kit - MSD. In the 1992 Corvette, the LT1 made 300 horsepower and 330 pound feet of …. If you just do the water pump and the opti-spark distributor, then it is about 4 hours. I'm finally back to working on the c4 after a busy few months at work. Our sensing unit is ready for your engine. Is this optispark the best mid-grade option your LT1 Engin. He told me to buy a new optispark distributor and he would put it in. At the very least I would make them eat the labor and only pay for parts. The engine may accelerate at anytime without warning, regardless of whether the car is gear or in reverse. You can unplug the Crank sensor position sensor and the car will …. However what is the best Opti spark (non-vented) to buy. Distributor Engine Version: Chevrolet; Breakerless Distributor Ignition. The system is well-proven in its Northstar application with a stock redline of 6500 RPM and a recommended tune-up interval of 100,000 miles!. 7 V8 350, Replaces GM 10457702, 1103947. The info below will walk you through the Corvette code display procedure. Both are durable, well-understood transmissions with massive. GM's bright idea for the distributor for the 1992 Corvette. HelloCustomer MSD makes a bulletproof replacement for the optispark and it comes with a moisture evacuation harness. a valid argument (against NOS oem) is that 'well. This is a how to on the replacement of an optispark or distributor. Optispark Distributor - Non-Vented, Spline-Drive. 19212300 is the new part number for a reman vented drive opti (95-97), superseding p/n 1104032. For the LT1, Chevy debuted a new distributor technology called OptiSpark. How to properly install the optispark distributor on similar years of LT1 Camaro, Firebird, Trans Am, Impala, Roadmaster, or Corvette. All new construction features: New Accel polished aluminum housing with heavy duty oil-lite bushings, high dielectric strength glass reinforced cap, epoxy over mold and brass contacts with balanced rotor, cross flow vent …. Standard 1 year, unlimited mileage warranty. 1963-1996 Corvette LS Engine CONVERSION PARTS. Hoping to improve the vehicle, I installed a MSD unit. A couple of years back when I purchased my 1995 LT1 Corvette I ran into an expensive issue with the optispark, though it sounds (and sounded at the time) like nothing new to these pages - the car started crapping out on me randomly and a ridiculous sum of money and a new ignition system later it was all better. Summit Racing™ LT1 Optispark Distributors SUM-850060 SUM-850060. I hate to see people change the opti spark and find out thats not the problem, seems to be the first thing they tell you to do. Well not this time, and I was on the move too, decently cool night70ish degrees. barney vhs lot 24 For 1992-1994 cars, you need the Gen 1 harness, while the 95-96 need the Gen 2 harness. Gus Gustafson Product Assistance Corvette Central 800 345-4122. Then, we fill it with a reliable new pick-up assembly, a trick timing adjustment mechanism. The new seal was considerably tighter than the old one! Reply Like. CORVETTE / LT1 FORUMS:Hi, I'm having a problem with the optispark distributor on a 1994 Corvette. C4 1992-1994 Chevrolet Corvette Early Model LT1 350/5. Torq Head support told me that they don't make a kit to fit the 1992 & 1993 corvette for LS conversion because of the OEM wiring on the corvette is vastly different in the 92-93 & 94-96 corvettes in addition Torq Head said it didn't plan on making one. I just bought a 1995 coupe and realized the "new" optispark from NAPA that the PO installed was done wrong and had an oil leak. 1992-1994 Corvette MSD Distributor Cap Kit Performance. Oct 6, 2006 · And, yes, the infamous OptiSpark ignition system was also introduced here. Thread Tools Search this Thread My Bad Opti-Spark Symptoms (PTz-92-LT1) I think you mean the 95 Opti is sealed. The connector that attaches it to the engine harness is different from the optispark harnesses used on other years. It is quite common for the connector pins to corrode for the ignition module and the optispark connections. CorvetteForum - Chevrolet Corvette Forum Discussion. 1992 Chevrolet Corvette LT1 Engine. So when you service your OptiSpark. It was also used on all iron head LT1 L99 engines. They feature a precision-machined billet aluminum housing that fits in place of the factory piece, a new pickup assembly, a trick timing adjustment mechanism, and a new MSD distributor cap and rotor. In theory, the Opti-Spark design is good. My first lt1 corvette lunched a set of timing gears, chain, and bent a few valves at 40k miles. Two options at checkout - Gen 1 92-94 or 95-96 Gen 2. 24" Ignition Distributor Optispark LT1 Harness 1992-94 Camaro Corvette Firebird. Jul 30, 2011 · Put the other meter lead on terminal "B". MSD Pro-Billet LT1 Distributors. Fortunately, MSD now offers the Pro Billet LT1 distributor, a comprehensively upgraded OptiSpark unit designed to fit all LT1- and LT4-powered Corvettes. Failure of the Opti-Spark Ignition System applies. 10s, shift kit, side-exit dual exhaust with Flowmasters, OR X-pipe, F-body gauge cluster, Bonneville front and rear seats (working electrics), Bravada console shifter, Bilsteins, 12. You're reviewing: 1992-1994 Corvette Ignition Distributor Assembly LT1 OptiSpark Your Rating. Correct length to fit 1995 Corvette vented Optispark and correct plug to connect to wiring harness. A hard low resolution signal failure will not allow engine operation (no spark, no fuel injector pulses, no fuel pump operation [except prime]). C4 Tech/Performance - Replacing OEM Opti-Spark Unit with ????? - I'm going to replace the OEM Optispark unit on my '94 LT1. In reality, all this does is pull moisture back in. C4 Tech/Performance - Best available Optispark in 2021? - Sorry if this has been asked often, but I've been googling for days without a real up to date answer. Nov 12, 2019 · By adding an EFI Connection 24x/1x Crank/Cam signal conversion, 8 ignition coils, and a few adapter harnesses, the Terminator X will have no trouble running your LT1 just as an LS1. boraam bar stool And, to add a bit more detail, Chevrolet revised the opti, with the second-generation units appearing on all '95 and '96 Corvettes. The pump leaks on the optispark and that is what causes the optispark to fail. Offshoots such as the ZR1 broke speed records and became collectibles. The only bad thing was, the new Opti Harness didn't click into the Engine harness, So I. womens anime costumes Light up your 1992-1994 Corvette's weak LT1 OptiSpark Ignition System with a Pro Billet Distributor from MSD! Finally, an all-out performance distributor to replace the OEM GM LT1 OptiSparks. Kerbeck Corvette also offers financing and leasing on its. This OptiSpark Repair Cap Kit can be used using your original Opti Spark and rebuilding it. What is it? The GM Optispark is an optically-triggered ignition distributor used on the LT1, LT4 and L99 engines. This piece runs from the opti-spark to the engine harness, and is often damaged or in rough shape. These meet and exceed the OEM specs. Problem1: No flat splines to assure proper timing. Find many great new & used options and get the best deals for C4 Corvette Optispark Distributor Wiring Harness 1992 GM 12106522 at the best online prices at eBay! Free shipping for many products!. Codes 16 (low resolution) and 36 (high resolution) are both telling you the opti has failed and needs to be replaced, but check the wiring first. Someone did it; they basically machined a flange on an HEI shaft that would support the disc, then they made a corresponding mount for the optical sensor. You will also be pleased to know that Eckler's has sourced this ignition distributor assembly among other possible parts as the best choice for your …. 1994 - 1996 Corvette: Diagnostic Trouble Codes. Optispark Replacement and Tuning Fix. Watch before you buy! In this episode, Marshall and I review the Optispark from Sac City Corvette. New release of Acdelco Optispark. 1992 1993 1994 corvette optispark electronic distributor. C4 Tech/Performance L98 Corvette and LT1 Corvette …. Although it shared many common dimensions, looked much the same and even had a few common parts, it …. 7 V8 350 Lt1 Optispark 1992-1994 2-YEAR WARRANTY. 87 1992-1996 LT1 Water Pump Bolt Kit. Domestic & Overseas Sales Locations. #27 is a quad-driver module #2 circuit - but I can't find any explanation as to what circuits/actuators/etc it controls. ( Low Pulse) Code #21: Throttle Position Sensor Circuit High. Opti-Spark options For early year opti repair I found this link helpful: Fixing An Opti-Spark Distributor Without Reaching For A Hammer From the February, 2009 issue of Corvette Fever Opti-Spark Options Some #s/facts on LT1: GM LT engine - Wikipedia, the free encyclopedia. MSD Ignition 84315 - Distributor Cap and Rotor Kit Red. 00 for a new Opti, water pump, plugs and wires. 74575 Miles garage kept , From Nevada , No Rust New Radiator. This sort of thing is viewed by most people as a bad idea, but to LT1 owners, it's a fact of life. C4 Tech/Performance - 1992 No Spark - ECM? - Backstory: Much to my wife's chagrin, my 18 year old son and I bought a 2 owner 1992 coupe that hadn't run in 10 years. C4 Tech/Performance - Optispark Replacement Seal - I just finished an Optispark replacement and a complete rebuild of ther cooling system, new radiator, heater core, WP, and hoses on my 1995 LT-1. The Opti Spark Distributor maybe the worst automotive part ever invented. (F-Body) 1994 – 1996 Fleetwood (D-Body) 1994 – 1996 Impala, Caprice, …. In the article above it states that 1992-93 had the old style “non-vented” Gen-1 and that the new “vented” Gen-2 style came in 1994. Depending on the year, the engine …. Like 05-19-2008, 09:15 AM the Opti-spark should have never been used in the first place when they had better tech to use in the first place Like 05-19-2008, 11:. 2) The opti now appears in the new Fbodies. Photo by Snapwire from Pexels Back in 1992, I was all about me: graduating from high school, toes at the starting block of my own race to adulthood, face lifted Edit Your Post P. Then, we fill it with a reliable new pick-up assembly, a trick timing adjustment mechanism and top it off with an all new MSD distributor cap! The pick …. Spark was reaching the end of the short wire leading to the opti but nothing at two of the plug wire ends. You should be able to jack the car up and get underneath the front and see the opti of the harmonic balance pretty easily. Buy a $12 \’96 GM Vette distributor. The GM service manual has a nice set of drawings ID'ing the plug wire configuration but its so hard to trace the wires back to the actual plugs given how tight the engine compartment is. To see a BUNCH more pictures and more information on this car click here: https://www. 1992-94 (C4) OptiSpark LT1 Ignition Distributor Cap Kit. 7 V8 350, Replaces GM 10457702, 1103947 won't fit my 1992 Corvette. You'll need to make a set of plug wires. This next year will be one of the most important since Boston Dynamics was founded back in 1992. Purchase everything you need to complete the job and get a free water pump bearing seal installation tool! This kit includes: Ventilated Optispark distributor (1 year, unlimited mileage warranty) Intake fittings (1992-1994 Corvettes) Water pump (Gates) Water pump gaskets (Fel-Pro) Engine coolant temperature sensor (Delphi) Thermostat and gasket. Buy New Distributor Compatible With 1992 1993 1994 Optispark LT1 Chevy Camaro Caprice Corvette Impala & Pontiac Firebird 5. Once I get over say 4000 RPM or a certain speed my car doesn't feel powerless But My Z has a A4 The redline starts at 5,000 …. 6 ratio rockers, dual spring valves, lt1 edit, pacesetter long tubes, 3. Listed about an hour ago in Asheville, NC. I was having a problem where the car would start get hot then shut off at idle or on the road randomly. According to some sources, given enough …. On 1992-1996 LT1 Corvettes, you must remove the water pump to service the OptiSpark Distributor. See this Fitment Guide for part number and to confirm this is the correct part before purchase. Then it will shut off all of a sudden. This item is proudly Made in the USA. In fact, the most common cause of OptiSpark Distributor failure is a coolant leak from the pump. Depending upon the issues being experienced with the fuel system, a fuel pump replacement may be necess. Applications: 1992-1994 C4 Corvettes with LT-1 / LT-4 V8 Engines. I have taken the car to the wash many times before and have never had an issue even after I replaced my optispark distributor, ignition coil, and spark plug wires about 2 years ago. 1992-1994 Corvette/Camaro/Firebird Timing Cover Gasket Set. 3) Next, 1994, the large sedans get a few different versions of the LT1. It's very common for the waterpump to leak and cause problems with the optispark, especially on 1992-94 cars because the earlier opti design was not vented and is more susceptible to moisture. The Opti II has internal changes simplifying sensor replacement. Second problem was some corrosion on the harnessDTC 36, new opti and clean harness fixed it. Can also be used when installing the MSD opti-spark distributor as the wiring harness plug will need conversion to the 1992 Corvette engine harness. I just bought a 1995 coupe and realized the “new” optispark from NAPA that the PO installed was done wrong and had an oil leak. High RPM stumble - Not sure what causes this, but I suspect it's the opti side. At that time, I modified the original cap with a vacuum line to the intake manifold. The replacement opti from April 1992 failed in March 2022. I have a 92 base corvette coupe. 1 CAN ENABLED Unit purchased assembled from DIYAutoTune complete with wires Before the Megasquirt was installed the car ran fine, fuel pressure fine, new plugs, wires, Optispark, fuel pump, rebuilt injectors from EFI Cummings GA. My 1992 (P) LT1 Corvette needs a Opti Spark. Be the first to review this product. I have water pump pulled already. Painter Koyama was born in Komoro and donated some of his Impressionist-style. , 1992 Subject: PRODUCT EMISSION CAMPAIGN 92C11 - Opti-SPARK DISTRIBUTOR Model and Year: 1992 CHEVROLET CORVETTE W/ LT1 ENGINE To: …. So i reserched and talked to many people trying to figure out what could becausing it to not run. 73:1, ported & massaged Granny's Speed Shop headers, true duals, 2 long Cherry Bombs used for resonators, 2 long Thrush Turbo mufflers, local tune under an Oak tree. If you sprayed the front of the motor you might have just ruined your optispark. After Dilma Rousseff’s last few days, she better hope that’s true. 1992-94 (C4) OptiSpark LT1 Ignition Distributor Assembly. The seal can be replaced easily from the front of the cover without temoving the cover. On the spline drive the cams were short pins because they only went through the timing gear and stopped. The 95-97 cap and rotor fit the 92-94 opti with no mods required but it …. Charging Wiring Diagram for Chevrolet Corvette 1992. C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal. Results 1 - 6 of 6 25 Records Per Page Default Sort. Address: 6789 Inatomi, Tatsuno-machi, Kamiina-gun, Nagano 399-0428, Japan: Phone: R&D, Technical support (81) 266-41-4111. C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine Cranks, but no spark 96. We have a great online selection at the lowest prices with Fast & Free shipping on many items!. In this video I show you how to Check and Clear Engine Codes on a 1992 C4 Corvette. C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine. New replacement 1992-1994 Corvette opti-spark distributor wiring harness connects the distributor to the factory engine wiring harness. Any 1993-1997 LT1 optispark harness must be used with a 1992 Corvette, this adapter harness will make it plug and play. Buy the expensive GM one or you will end up wasting more money in silicone, tools, coolant and razor blades by buying the cheap optisparks. You will find all the aftermarket parts you need for your. Passenger side top to bottom: 4,6,8,2 Driver side top to bottom: 5,3,7,1. It's a Buick video and looks to be from 1993. cnn female presenters hey everyone, need your personal and experience on this one. When replacing an optispark or just the cap and rotor (same difference) you must remove the water pump among other things. Code #15: Coolant Temperature Sensor Circuit Low. Had to replace with a vented one. C4 Tech/Performance - 95-96 Optispark Vacuum Lines - I hooked up a 95-96 opti to my 94 but Im not sure how to route the vacuum lines. com for help and they make an adapter harness to connect the two different harness plugs. The four-speed automatic, for example, was the familiar TH-700-R4 in 1992-’93 and was electronified into the 4L60E for 1994. Cold it starts the first time, but after a short time it suddenly turns off, I turn it on again and the fan (when it's cold) and the SES light turn on, but the car works fine. I get very high spark off the coil, but little to nothing to the spark plugs. 7L Replacement for 1104032 KA-GM8381 DST109: New Distributor Compatible With 1992 1993 1994 Optispark LT1 Chevy Camaro Caprice Corvette Impala & Pontiac Firebird 5. A Team Performance Complete Optispark Spline Drive Distributor With Wiring Harness Compatible Chevy Gmc Chevrolet 1992 1994 Lt1 V8 5 7l 350 265 Black Cap. Opti Spark Adapter LT1-LT4 EarlyThis harness is designed to adapt the short four-cavity OPTISPARK plug connection to the gray 4 cavity sealed Metripack connector on 1992. 7L 350 OPTISPARK Distributor + RED Spark Plug Wires. Our optical sensor is built using components …. This Opti-Spark distributor connector fits exactly as it should! The Quality is perfect because it. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Ventilated Optispark distributor for all LT1 and LT4 engine applications. LT1/LT4 Corvettes (Y-Body) 1993 – 1997 LT1/LT4 Camaro’s, Trans Ams. Opti-spark distributors are notorious for failure as timing is achieved by a laser eye reading slots of a rotating disk and sending that data to the pcm. Jan 16, 2015 · 1314 posts · Joined 2007. smbeat portal The result is poor idle and engine dieing after a few minutes. Köp Optispark kablage kontakt typ 1 1992-1994 Corvette Camaro Firebird 108161 hos Tradera! Skick: Oanvänd Fri Frakt Kablage som kopplas till fördelaren, passar typ 1 Optispark ej ventilerad 1992-1994. Base Corvette Convertible with 350 cu. to rain water, without any scientific support. A forum community dedicated to Corvette C Series owners and enthusiasts. I just purchased my first vette. When I tried to start it, it cranked fine, but the engine showed no signs of starting. 7 V8 350, Replaces GM 10457702, 1103947 $85. Soonest availability · Mon, Apr 8 at 7 am. why did turnin rust change their name There is only one true replacement for the opti-spark, and that's the Opti-Spark Delete-Super Direct Ignition System (OSE/SDI) from Electromotive. 1992, bad, c4, corvette, delphi, dist, distributor, drive, msd, opti, …. The wire harness that feeds into the opti is the single weakest link, as the water wicks down the wiring directly. 1992 was the first year for the LT1, so it has an OptiSpark distributor thanks for that info, sometimes i wonder if that is good or bad , sure was easier working on the dist, when it was on the top. Warranty does not cover shipping, installation, labor, towing, rentals, storage, legal fees, lost wages or any other incidental fees. A well meaning friend install both before talking to me. This however, is the plan that I intend to follow when I build a 400 for my '92. Shop Now at the Guaranteed Lowest Price! Save $5 off $49+; $10 off $299+, $20 off $699+, GM LT1/LT4 Non-Vented Spline Drive Distributor for 1992-1994 Chevy Corvette and 1993-1994 Chevy Camaro & Pontiac Firebird …. This distributor was installed on : 1992 - 1996 LT1/LT4 Corvettes (Y-Body) 1993 - 1997 LT1/LT4 Camaro's, Trans Ams (F-Body) 1994 - 1996 Fleetwood (D-Body) 1994 - 1996 Impala, Caprice, Roadmaster (B-Body) The concept of the Optispark was a great idea. 1996 Corvette Complete Optispark Kit and Bonus. it overheated once (bad enough to spray water out of the overflow) and the Mitsubishi sensor went Capuut. Judged Corvette Show presented by Spirits of ’53 Corvette Club celebrating their 51st year - Milltown American legion, 4 J F Kenedy Dr. I just changed spark plug wires and it has 63,000 …. Passenger side top to bottom: 4,6,8,2. When you start an L-98 engine Corvette, a series of events take place that causes the engine to run. 1365 Higuchi, Tatsuno-machi, Kamiina-gun, Nagano Pref. OPTISPARK Distributor for CHEVY CORVETTE 1992-1994 LT1 5. The jell for the spark plug boots makes it easie. 1992 Corvette Petris Opti Spark. Voltage will fluctuate anytime and engine's timing or firing if not on point. This long exposure picture taken on 16 June 2020 shows fireflies at Tatsuno Hotarudoyo Park in Tatsuno in Nagano Prefecture. 1992 replacement Optispark electrical harness assembled in the USA by Petris Enterprises. I decided to try my luck with this one. Finished it and still no spark. The 95-96 are gen 2 optispark, while the 92-94 are gen 1, which are options at checkout. The non-vented systems in the 92-94 Corvette and 93-94 F-body WERE much worse, but venting certainly did not solve all of the problems. C4 Tech/Performance - 1992 LT1 Corvette spontaneously dies, no related DTCscodes - Hi guys, I know this has happened to others, but I'm trying to help my son figure out a problem with his 1992 Vette. Our optical sensor is built using components that are equal to or higher quality than the original equipment optical sensor …. It's stock as far as the drive train goes. The only replacement that I felt was as good AND better is the MSD with Ventilation. The cam position was a function of the Optispark. Jan 19, 2018 · As noted by many members, the LT1 and Optispark weren’t just used in Corvettes, the same system was also used in Caprice taxis, which regularly saw several hundred thousand miles. It has a vortech supercharger, and when it was installed, the stock optispark vent set up was unusable, so it was left off. ) 2007 Coupe daily driver, (Financing!) Mods: K&N …. My 1992 Corvette (garage kept) wasn’t started for about 3 months. 1992-1994 Corvette Ignition Distributor Assembly LT1 OptiSpark. show-n-go-performance (5,782) 100%. A-Team Performance - Complete OptiSpark Spline Drive Distributor with Wiring Harness - Compatible with Chevy GMC Chevrolet 1992-1994 LT1 V8 5. The revamped ‘OptiSpark’ ignition system was also a noteworthy introduction. Below, he describes the replacement of an Optispark distributor on his 1995 Pontiac Trans Am. Misfire is worse when engine is loaded (like put in drive or turn on A/C) I tried unplugging 1 injector at a time, they all react when unplugged but take a while to react when plugged back in. Learn more about Christian Doppler's name recognition. Turns over but does not fire up. 62% of Brazilians say their president is "bad or terrible. The new setup improved performance but would end up being one of the weak reliability spots on an otherwise stout engine. Product Q&A Accel 59124 - GM Opti-Spark I Distributor 1992-94 GM V8 5. Optispark Repair By IBxAnders - April 21, 2010 You can make the LT1 \’92-\’94 Optispark setup more reliable than a 95- 96, even with the Take the vent hoses from the 96 GM Corvette OEM Vacuum Harness kit and use the one with the two in-line gizmos in it. In order to understand the problems with the Opti-Spark Ignition, a brief description of the system is necessary. timing and allows the engine to rev in a fairly normal way. I'm located in Southern California. Homeowner Repair•32K views · 21:07. You will also be pleased to know that Eckler's has sourced this ignition distributor cap kit among other possible parts as the best choice for your repair or restoration project. I have checked fuel pressure but that's about all. Had a miss under load and actually had detonation at higher RPM. In practice however, quite a few things are problematic with GM's execution of the Opti-Spark distributor. Come join the discussion about performance, modifications, racing, restoration, classifieds, troubleshooting. Subject: Engine Miss, Hesitation, and Rough, Pierced Secondary Ignition Components Model and Year: 1980-93 ALL PASSENGER CARS AND TRUCKS Source: Chevrolet Service Bulletin Bulletin Number: 93-35-6D - (10/01/1992) THIS BULLETIN CANCELS AND SUPERSEDES DEALER SERVICE BULLETIN NO. About a month ago, I took my 1992 Corvette LT1 base model coupe into a touch less laser wash which sprays the entire car (even the under carriage). Fits: 1992-94 Corvette 1993-94 Chevy Camaro Z28 1993-94 Pontiac Firebird Trans Am; Categorized under: · Ignition » Distributors » Chevy » V8 - Small Block. Chevrolet is an American icon, known for the Camaro, Corvette, Malibu, Impala and more. The -1 is thought to be a Shift Code. There are two lines from the opti (for ventilation), but nothing else. The replacement opti from April 1992. One in-line device is a one way valve and the other is a flow restrictor. General Motors has determined that certain 1992 Chevrolet Corvettes with LT1 engines (VIN code "P") have been equipped with Opti-Spark distributors which may develop a faulty low. The 1992-1993 ECM uses the high resolution pulse in conjunction with the low resolution pulse to control fuel injection and ignition control. Question 1992 Corvette Optispark Thread starter AL92; Start date Sep 3, 2018; Corvette. When I tell them 1992 corvette lt1, they keep telling me that they don't have it/can't test it. 525 July 26, 2014 Electrical and Ignition, Engine - Drivetrain 1454. Build components consist of correct Aptiv (formerly Delphi) connectors, terminals and seals with TXL wire. The OptiSpark distributor is a frequent point of failure. tianeptine psychonaut A forum community dedicated to Chevy Corvette owners and enthusiasts. We strapped the solid roller, 13:1-compression beast to the dyno. I give a basic overview, show troubleshooting techniques, and tear down the system. Highlights: Our Optispark unit is equipped with a MITSUBISHI-GRADE OPTICAL SENSOR MODULE. Convert your Non-vented Optispark distributor into a Vented Optispark for under $50 bucks!. Corvette Is A Registered Trademark Of The General Motors Corporation. A TPG Editor covers the rise and fall of Bombardier's CRJ jet family. I am looking at the MSD optispark with included vent hoses, which seems to save a few steps over converting a ventless delco/delphi. LT1 Firebid Camaro Corvette Optispark Distributor "Non-Vented", Spline Drive. General Motors has determined that certain 1992 Chevrolet Corvettes with LT1 engines (VIN code "P") …. C4 Tech/Performance - Petris Optispark upgrade - where to connect the vacuum lines - Hello I have bought Petris vented optispark upgrade for my 94. The optispark is the distributor for the LT1 and LT4 engines. Get a fsm manual, best investment to diagnose engine problems on …. In Stock (more than 10 available) Estimated Ship Date: Monday 4/22/2024 Would you rather pick it up? Select Location. For sale is a brand new, never installed/used Gen I Dynaspark optispark unit. 7L Optical Distributor Replacement. I pulled the #2 sparkplug and it looked like it had a light blue tint on the. early distributor configuration. If it's not, there will not be any hoses. The United States Postal Service issued a commemorative Elvis stamp in January 1993. The 1992 Corvette ushered in the era of the LT1 small-block V8 engine. If its around 5000 ohms or so its fine. C4 Tech/Performance - 1992 Cheap Optispark ? - I have been chasing an annoying issue on my 92 LT1 6 speed. Optispark for 1992-1994 LT1's PN - 10457702 Cap and Rotor kit PN - 10457735 or 1995. Sort by Oldest first Oldest first Newest first Most reactions. Buy AC Delco Spark plug wires: h. 1992 Corvette Complete Optispark Kit and Bonus. 00) Summit Racing™ LT1 Optispark Distributors. 1995 Corvette Complete Optispark Kit and Bonus. noise from catalytic converter 1995 corvette. I have recently acquired a 1992 6spd with 44,000 miles. C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine 1996 LT1 Crank no start. But I took the opti spark apart while doing a cam change. Jan 8, 2002 · I changed plugs and wires and it made this stuttering go away. 1990-1994 Corvette Code Retrieval Procedures. Keep in mind that the replacement *is* conducted on a TA and not a Corvette so there may be differences. It has gas and fuel pump is working. 1992 Corvette opti-spark distributor wiring harness adapter - connects the 1993-1996 Corvette opti-spark distributor harness to the factory 1992 Corvette engine wiring harness. 1985 Coupe-L98/Auto,Bright Red/Carmine. There is a date code on an OEM opti that if present can confirm or dispel that the opti is original to the car. If your Corvette's spark plugs are damaged, the engine will misfire. The distributor for your Chevrolet Corvette sends power to each spark plug through the distributor rotor, distributor cap, and spark plug wires. 92 corvette LT1 hardtop convertible - $5,000 (Longwood) 92 corvette LT1 hardtop convertible. C4 General Discussion - 1992 Optispark change - Hi everyone. There is a vacuum line that goes from the front of intake plenum (under throttle body) to the optispark for purpose of drawing fresh filtered air through the opti. It flowed 20% more on the intake side and made more horsepower on the …. Mar 16, 2010 · when installing a new opti, verify, repair the vent system as necessary, use some rtv to seal the rotor cap to the Opti body, and use some (blue) loctite on the screws that hold the rotor to the shaft. Engine: 1992 Corvette LT1 Task: remove and replace the opti-spark. Jun 15, 1992 · REASON FOR THIS RECALL. Are you in the market for a used Corvette? If so, MacMulkin Chevrolet is the place to go. Compatibility: See compatible vehicles. C4 General Discussion - How to remove the OptiSpark on your C4 Corvette! - Hopefully this video will help fellow Corvette owners get up the courage to tackle the OptiSpark replacement on their own! (used on 1992 thru 1994 C4s) is different from the units that were used on the 1995-1996 C4s. Search that term here in the C-4 section there are tons of threads on it. C4 General Discussion - 95 Optispark rust problem - My 1995 had the optispark and water pump replaced by the Chevy dealer. retropie mame General Motors has determined that certain 1992 Chevrolet Corvettes with LT1 engines (VIN code "P") have been equipped with Opti-Spark distributors which may develop a faulty low-resolution pulse …. I'm the guy that wrote the article in the Corvette Restorer back in the late 1970's on the 62 generators. Code #14: Coolant Temperature Sensor Circuit High. Tighten the bolt to 71 inch lbs. MABUCHI SPECTRA&TECHNOLOGY (SUZHOU)TRADING INC. Opti Spark went out in my 1992 LT1 corvette. While cranking the engine watch your meter for an AC voltage. The most recent amendment to the Cons. Opti-Spark Distributor Kit,C4 Corvette,1995, LT1,New. breeders in pennsylvania MSD Ignition 83811 - Pro-Billet LT1 Distributor 1995-97 GM Late Models HEI Distributor for 1962-1974 Corvette. C4 General Discussion - Optispark help needed - Hello all. "The photos on this page are of a 95. Estimated Ship Date: Monday 4/1/2024. 92-93-94 use a Non Vented and 95-96 use a Vented. •FEATURES: OE Factory Fit, Designed for Quality and Reliable function, Precision molded thermoplastic cap and rotor, Tested and ensured to match OE fit, …. recent arrests ada county This video is just a quick run down of how I changed the plug wires, you should follow the book instructions. I powerwashed the engine bay of my black car right after buying it, before I knew better. To remove the crank shaft pulley. High resolution codes do cause the light to come on and engine will often continue to run (but. Problem2: Replacing Harmonic Balncer w/o key/keyway. Brand new Opti-spark harness for 95-97 LT1 engines. 24" Optispark connector harness for 1995-1997 LT1 applications. Remember, changing the cap and rotor on this engine is no walk in the park. What do I need to buy and where? Thanks for any comments. New brakes, rotors, calipers, optispark distributor and water pump. Here's the deal guys, I had to buy one of these guys for my T/A in march because I couldn't afford an OEM, Accel, or Msd unit. In other words, make sure you visually check to see if you have a Vented or Non Vented before you order! Generally Corvette's. They were first introduced in the UK in 1988 before the concept was taken up by companies included AT&T Corporation, Citibank, General Cinema. 7L Replacement for 1104032 KA-GM8381 DST109 New Distributor Compatible With 1992 1993 1994 Optispark LT1 Chevy Camaro Caprice Corvette Impala & Pontiac Firebird 5.