Timing Marks On Briggs And Stratton Engines - Briggs and Stratton Model Y questions.

Advertisement When the automob. How can you protect your engine proactively? Check out 10 ways to proactively protect your engine at HowStuffWorks. Briggs strattonTiming valve briggs stratton Timing valveBriggs stratton 1205 simplicity intek carburetor. " Now it's back firing through air intake. "time and tide wait for none subject verb agreement" I just replace a broken connecting rod and reassembled the unit. visiting angels wheeling reviews The engine has an OHV (overhead) design and a vertical PTO shaft. Ol-Boy hit something with this mover and it stopped running. 128M02-0943-F1 - Briggs & Stratton Vertical Engine > Parts Diagrams (7) Air Cleaner, Exhaust System. There are (148) parts used by this model. 130201-0486-99 Briggs and Stratton Engine. It's debatable whether there are any gains to be had by advancing spark timing on a stock stationary engine, but here's how to do it. Briggs and Stratton 303777-0411-01 Exploded View parts lookup by model. motor is 42A707 2238 e1 model briggs and stratton opposing cylinder vertical shaft … read more Curtis B. Briggs and Stratton 09P602-0085-F1 Parts Diagrams SWIPE SWIPE. Briggs and Stratton 104M02-0004-F1 Parts Diagrams SWIPE SWIPE. Two different camshafts one for oil pump engines and one for non oil pump. Had me going at first because I was doing an engine swap to a similar engine and at first thought the shaft was the wrong length. Every kart shop carries them and the savvy Briggs racer carries a selection to adjust the engine to the track. Pull it apart again and reset the timing as you are out 180 degrees. There were no marks on the throw. I need to know how the timing marks line up on my lawnmower engine. "ups store mailbox service agreement" All parts are shipped from our warehouse in the South West of the UK. Of course, this is for a vertical shaft. Briggs Stratton 40T876-0009-G1 20 Gross HP Vertical Shaft Commercial Engine. Jun 14, 2015 / BS INTEK V Twin 22HP seems to have timing issues. Cylinder, Crankshaft, Camshaft, Air Guides. 130201-0609-99 Briggs and Stratton Engine. Call Center: 1-800-305-9255 M-F 8am-5pm | Sat 8am-4pm; Sign In | Your Account | Become a dealer | Customer Service | Contact Us. The engine will be upside down. Summary of Contents for Briggs & Stratton 276781. It is designed to fit seamlessly into compatible models, ensuring reliable. Step 4: Check the Valves & Compression System. I believe I set up the cam timing correctly but notice the following when I try to start it: With the spark plug out, I can have not trouble pulling the starter cord and see everything is moving well, including the piston. Both Intake & Exhaust valves are closed if both rockers are loose & ready for adjustment to. Camshaft Crankshaft Timing Marks On 8Hp Briggs Stratton Engine. Shop OEM replacement parts by symptoms or model diagrams for your Briggs and Stratton 28B702-1154-E1 Engine!. Genuine replacement parts and Fast Shipping service. Where are the timing marks on the camshaft of a Briggs and Str atton engine Model 313707, Type 0126E1? The piston needs to be at top dead center and then u line up cam and crankshaft timing marks. ca/Electronic-Specialties-328-Tach-Plus. The air gap between the armature and flywheel should be 0. With a power rating of 25 horsepower, this engine features a premium Dual Clean air filtration …. 5 hp briggs and stratton lawn mower engine and need help to get timing correct. Anyway, the guy I bought it from claimed that it did run but it smoked. Jan 11, 2019 / Briggs and stratton vanguard 16hp problem. Equipment information including brand name, type and model numbers (ex. Briggs And Stratton Engine Timing Marks Wiring Source Briggs Stratton Model 287707 1255 E1 Engine …. The most common reason for replacing this part is if the engine is running rough. 16 horse briggs &stratton engine on a dayton tractor we want to replace the motor with a twin motor what one will fit. Briggs and Stratton 31P977-0635-E1 Exploded View parts lookup by model. As part of the intake valves, this original replacement part by BRIGGS & STRATTON ensures precise timing and smooth operation of your lawn mower. How to adjust mechanical timing to electrical timing. Engine/Valve Gasket Set, Carburetor Overhaul Kit. harley davidson factory custom paint sets Many women have been thrilled to see the new approach. The information shown here and in the booklet has been compiled from the. View Engines > Home Generators. Step 1: Remove the spark plug and secure the spark plug lead away from the spark plug. Jun 24, 2023 · Some common causes of timing issues in Briggs and Stratton engines include: Worn or Damaged Timing Components: Over time, the timing components such as the camshaft, crankshaft gear, timing belt, and related components can wear out, become damaged or misaligned. This engine is equipped with float type carburetor, integral type fuel pump and an electronic ignition. Briggs and Stratton 44N677-0001-G1 Exploded View parts lookup by model. Watch as this Husqvarna riding mower with a Briggs & Stratton 23hp V-Twin engine that has no compression, get torn down and rebuilt. If you have a new mower, change the oil after the first five hours of use. OR the Intake valve clearance is not properly set or Valve seat is bad/dislodged. B&S 44C777 Camshaft timing marks I'm into this 23hp 44C777 for other reasons and completely forgot to make a note of the timing mark. For the electronically controlled mags, magnet timing is critical. old briggs and stratton 15hp engine? I took it apart and forgot the mark the gears. Trust this original replacement part for reliable functionality and durability. The mark on the crank's tooth would go in between the 2 beveled teeth on the cam. I have a Briggs & Stratton 33R877 engine (ride mower), and it is blowing air out of the carburetor. If there are no marks or beveled teeth period, timing can be a little tricky. After of about 1 year of using it,for the past couple of months it is having a hard time starting. Hi my name is ***** ***** welcome to just answer, the way any small engine keeps time is there is a dot on the camshaft and a dot on the gear that is on the crankshaft. 5 Hp Briggs And Stratton Engine stands out due to its remarkable performance and reliability, ensuring minimal problems and maximizing efficiency. Oct 13, 2021 / Briggs & Startton 875EX Series Not Starting UPDATED. The Toro Timemaster 1000 series lawnmower has a Briggs and Stratton engine. You can also view 130202/1715-01 parts diagrams and manuals, watch related videos or review common problems that may help answer your questions to get started on fixing your Small Engine model. Step 3: Remove the cylinder head bolts and remove cylinder head. This genuine OEM engine gasket set is sourced directly from the manufacturer and includes the gaskets needed to seal the components in a gas-powered engine. also, the pistons are not at TDC when I do. Oct 18, 2013 · I timed the engine using the timing marks on the gears. 5 hp Briggs engine? Timing on all Briggs & Stratton small engines is set at the factory and non-adjustable. Thread starter rosemary smith; Start date Mar 28, 2013; R. The crankshaft gear is fixed in place using a notch and keyway. It has a Briggs and Stratton 110988-0513-01 engine. clearance bisque ceramics Some 15 horsepower Briggs & Stratton engines are equipped with only an armature type ignition, so the ignition armature air-gap is the only timing adjustment required. I have just purchased a Briggs and Stratton 17 HP Intek from Craigslist that looks practically brand new. Trying to get the following parts for an old Briggs and Stratton ride on Lawn Mower engine/ Model 253707 Type 0416-01 Code 880613 Parts: 692941 Counter Balance Assembly Part: 691714 Counter ba***** ** … read more. Attach a replacement ignition coil/armature loosely using mounting screws. OK,I have had a heck of time with this bleeping FH. Sequoia Capital has marked down to zero the value of its stake in the cryptocurrency exchange FTX; it did so after FTX CEO Sam Bankman-Fried asked investors for more money. If the timing marks are lined up, you are timed. Additionally, in accordance with our instructions, you could test the ignition coil with a multimeter to unambiguously prove that it is not …. Finally, crank the engine and check the reading on the multimeter. Print shops use these marks to make sure different color proofs are properly lined up and to indicate w. Then you would turn the governor shaft clockwise also and tighten the nut. My friend has a 1976 model 1430 Speedex tractor with a 14hp engine. EST - Call us at (561) 880-4022 Check Order Status. Engine Valve Timing & Camshaft Synchronizer. Those two dots need to be lined up in order to set your cam timing. When it comes to removing the crankcase cover of a 20 HP Briggs and Stratton engine, it is important to follow detailed instructions for a successful removal. It’s installed in a ball field drag, if that matters - all it does is operate 2 hydraulic pumps via belts - the pumps operate all the attachments and drive system on the ball drag. Blower Housing, Electric Starter, Flywheel, Rewind Starter. motzingg; Nov 14, 2016; Small Air Cooled Gasoline Engines; …. So, while it’s true that some Briggs & Stratton engines are made in China, the vast majority of them are still being produced right here in the good ol’ USA. Timing a briggs camshaft clay hawkins. psa dagger red dot sight One of the Most Common Engines!I'm going to use a. I have a B&S Engine (401417-0011-01-80052012) that is not currently running. bernco inmate lookup Air Cleaner, Exhaust System; Blower Housing, Electric Starter, Flywheel, Rewind Starter GEAR TIMING (Use Without Woodruff Key) Used …. 282 broadway paterson nj The dirty way to adjust them is …. When identifying the model of your Briggs and Stratton engine, it is essential to know where to look for the model number stamp. craftsman 903 piece tool set The towel is treated wit STOCKHOLM, Oct. To troubleshoot a Briggs and Stratton engine, check fuel levels, spark plug, carburetor, valve, and compression. Manuals and User Guides for Briggs & Stratton Intek 875 Series. The diagram contains a schematic drawing of every piece contained in the carburetor and labels it u. That then leaves the intake valve open. Ensure The Fuel Tank Vent Is Clear. Briggs and Stratton 356447-0304-G2 Parts Diagrams SWIPE SWIPE. feathered bob for thin hair Briggs and Stratton 130292-3220-01 Exploded View parts lookup by model. If you did this, then you might not have the valves set right. Since Ive never checked out the points on this engine I decided to take a look. Common problems with Briggs & Stratton Intek v Twins include burning oil, overheating, noisy engines, and vibration. Briggs & Stratton 104M02-0223-F1 lawn & garden engine parts - manufacturer-approved parts for a proper fit every time! We also have installation guides, diagrams and manuals to help you along the way! Model # 104M02-0223-F1 Official Briggs & Stratton engine. Just disconnected from other agent. How to Adjust Briggs & Stratton Overhead Valves. Troubleshooting common problems in a 26 Hp Briggs And Stratton engine: Start by checking for a spark. Apr 11, 2014 / Briggs and Stratton Valve timing degees. Take the plug out and poke a skewer down the hole. I initially thought the battery was heading south, but then found out that the hard cranking was a symptom of the valves …. Depending on the style of engine shroud used, the engine code numbers. Used on some engine models (NOT ALL) 120000 & 150000 horizontal engines. the crank and cam can only be correctly positioned if the timing marks are aligned. This repair part is made by the Original Equipment Manufacturer (OEM) to return your equipment to peak performance levels after normal use. Steps to diagnose and fix issues with the engine: Inspect the fuel system for dirt or. Explore our selection of genuine Briggs & Stratton timing gears, essential components for the smooth operation of your engine. net**Always follow the instructions in your repair manual when doing repair or maintenance work on Outdoor Power Equipmen. TYPE: 1234-01 The type number identifies the engine mechanical parts, color …. 379 subscribers in the BriggsEngines community. If you turn too far clockwise, rotate it about 30 degrees back (counterclockwise) before moving forward again to find the correct …. Nov 11, 2020 / 16HP Vanguard valve adjustment. Regularly check oil levels and appearance. #briggsandstratton #smallengines #ridinglawnmowerBriggs and Stratton 19. And a complete running engine can be bought for $25-50. Links to Engine Specifications and Line Drawings for. Setting the ignition timing on a 350 engine means you synchronize the rotation of the distributor with the rotation of the crankshaft. At full throttle the engine starts to backfire and smokes black out of the exhaust. Then, when I turn the engine over, I get blowback throught the intake. See page with Larger Image of 9P602-0139-F1. it,s a briggs and stratton model-124t02-3773-b7. There is no picture that shows the relationship of the key and the timing mark. The cranks gear is clearly marked at the keyway with a dot, but the cam has 2 choices almost across from one another, a dot and a straight line. The walk behind has given us the most problems and just as one poster stated it was the crank shaft sensor coming loose and causing it to die after running for 15 minutes. wholefoods com workday At this point align the arrow on the armature with the arrow on the flywhee, remove the flywheel & tighten the armature bolts. Turn the flywheel clockwise past top dead center until the piston has moved down 1/4". To go to the beginning of each section, click below. Checking Briggs & Stratton Opposed Twin RPM with timing light. Briggs and Stratton 128T02-3125-B1 Parts Diagrams SWIPE SWIPE. The Briggs and Stratton Gear-Timing (SKU: 793446) is an essential component for maintaining the optimal performance of your outdoor equipment. Study with Quizlet and memorize flashcards containing terms like For this question, refer to a model 122K12-0154-E1 Identify this component A. Find the operator's manual or illustrated parts list for your Briggs & Stratton engine or product by following the instructions below. The gasket creates a seal, and $ 26. Understanding how these engines work is crucial to diagnosing and fixing any issues that may arise. This engine is equipped with float type carburetor, pulse type fuel pump and an electronic ignition …. Then loosely install the flywheel with key and turn the flywheel until the points just start to open. Probably the most commonly used ignition-tuning tool on the Briggs & Stratton 4stroke is the offset flywheel key. Since rebuilding motorcycles is another hobby of mine, I decided to start building the radio controlled lawnmower using a cheap one with a seized up engine. com/PartDetail/1644136?TLSID=1876This video provides step-by-step instructions for replacing the timing gear on. The Briggs and Stratton 253707 is a 399 cc (24. I timed the engine using the timing marks on the gears. 126T02-0675-B2 Briggs and Stratton Engine. How long do engine valves last? Visit HowStuffWorks to learn how long engine valves last. The Briggs and Stratton 28M707 is a 465 cc (28. 4 Install Piston and Connecting Rod. The B&S 253707 engine has an L-head (side valve) design and a vertical PTO shaft. The B&S 28M707 engine has an L-head (side valve) design and a vertical PTO shaft. Setting the engine timing on all Briggs and Stratton engines …. In this short video I show you the camshaft and crankshaft timing marks. Maintenance-free Magnetron® electronic ignition for quick, dependable starts. The wooden Spool, is it supposed to be 1. Briggs and Stratton Intek Unless I'm completely misunderstanding that sentence at the top of this page there is a cam timing problem in this engine. VID 20170908 234301538 Briggs engine timing gear This video shows you how to properly line up both the engine crank timing gear and the camshaft timing gear so the engine will run. 5HP Engine model: 31C707-3346-G6 Backstory: I got this mower for free, in pretty good shape! Briggs & Stratton. View and Download Briggs & Stratton 120000 625 Series operator's manual online. The Model, Type and Code numbers, stamped directly into the engine, are used to identify our engines. There are timing marks on both the camshaft gear and the crankshaft gear, the marks should be lined up. Briggs & Stratton 9P602-0139-F1 500 Series OHV Engine. In the state of California, Model Series 400000 and 440000 en-. The timing marks should line up on camshaft, and crankshaft. light skin buzz cut The numbering system is often segmented into 3 sections: [Model Number] - [Engine Type Number] - [Code Number] Your model number will be either 6, 7, 11 or 12 characters in …. Briggs and Stratton Briggs & Stratton 15T212-0223-F8 Professional Series™ 11. aaden buffalohead In episode 7 of my head scratcher engine project, I set the timing manually by lining up the crankshaft timing gear dot with the camshaft dot, rotated the cr. 177 (Otras Patentes Pendientes) Les moteurs Briggs & Stratton sont protégés par un ou plusieurs …. 6 cubic inches) single-cylinder air-cooled 4-cycle internal combustion gasoline engine, manufactured by Briggs and Stratton. 5hp lawnmower engine wont start. I now understand that you probably have it working again but I find it not working anymore because it’s just the way that I see it. gm tow mirror wiring diagram Briggs and Stratton manufactures small engines for all types of power equipment. The timing gear goes on with the tapered inside edge facing in then line up the timing marks on the crankshaft and camshaft, push the cam shaft in. This is a short introduction to the LO206 Briggs & Stratton racing engine explaining cam timing and how the rules are so loose the builders . We have model diagrams, OEM parts, symptom–based repair help, instructional videos, and more. Questions & Answers for the Briggs and Stratton 593499 Ask us about the Briggs and Stratton 593499 GEAR TIMING (No Longer Available). how to get long arms in gorilla tag Have dis-assembled engine and checked and cleaned valves. Where to look for model & spec numbers. Answered in 3 minutes by: Technician: J. Apr 24, 2022 / B&S 44C777 Camshaft timing marks. To fix this problem, make sure to use only fresh, clean fuel in the engine. The timing marks are one of two types; a round indentation or a short, 1/4-inch long, chisel mark. Questions & Answers for the Briggs and Stratton 594105 Ask us about the Briggs and Stratton 594105 GEAR TIMING. Keep doing this until the number comes up the same, turning both. The Briggs and Stratton 286707 is a 465 cc (28. Each engine is hand-built and tested in our skunk-works in Milwaukee. Page 27 BRIGGS & STRATTON DAIHATSU 3 CYLINDER LIQUID-COOLED DIESEL ENGINE REPAIR MANUAL (MS-1055) Section 3 Timing Gears and Gear Case Section Contents Page REMOVE TIMING …. How to Adjust Valves on the Briggs & Stratton 550 OHV Series EngineLets go through the Valve Events and adjust the valvesTips,,,,,I brought the engine up to. The mower began starting hard late last year so I looked on the web and found that Briggs & Stratton 18. shaolin soccer english dub full movie Mower Mike's Tool Store has more tips and tools. 95: Briggs & Stratton 27 HP 49T877-0024 Commercial Turf Series $944. It's a two seater with saddlebags and has the capacity to carry. #timingmarks on the cam drive cog there is a white dot i go by and that is how to set up the timing on a briggs and stratton engine. The proper way to adjust the valves is to remove the spark plug and turn the flywheel to 1/4 inch past TDC on compression stroke which should allow both valves to be closed. The Briggs and Stratton 31P777 is a 501 cc (30. The engine in the video is a 12. This engine is equipped with float type carburetor and an electronic …. Some are called “slant fin” engines because their cooling fins extend on a diagonal from the cylinders. More than that often results in the engine losing power or running noticeably worse, not better. A Briggs and Stratton carburetor diagram can be used to overhaul the carburetor. 96 Get it as soon as Tuesday, Jan 23. Air Cleaner, Cylinder Head, Gasket Set Timing Gear. The torque sequence for a single cylinder Briggs and Stratton engine horizontal shaft head is increments of 2's for hp and 1's for head bolts. Detailed video on removing counterweights and how to replace the dogbone connecting rod that connects the counter weights to the block. Yes valve opening is very important to the engine running or not. Contact an Authorized Briggs & Stratton Dealer to have the oil pressure problem corrected. It has the Briggs 190cc engine. Study with Quizlet and memorize flashcards containing terms like The Briggs & Stratton Magnetron ignition armature is essentially the same as the point style armature with the addition of a _____ module and a _____ coil. It is related to, but not always synonymous with, the problem of dead or stuck pixels. The engine Timing Marks on Tecumseh Engines timing on most Industrial Honda, Briggs & Stratton, Tecumseh . 95: Briggs & Stratton 23 HP 386447-3048 $1,229. Re: 5hp Briggs Stratton timing? Hi and welcome to TSF. Usually ships in 7 - 12 business days. With a huge range of Briggs and Stratton engines, finding the exact part is not easy. This complete engine package balances the latest in engine design and. To avoid fuel loss, replace a loose cap promptly. Re: brigg and stratton timing? in reply to rick, 10-11-2003 14:13:55 What 15hp do you have, it is an ohv engine. Hi I have a Hayter Harrier 48 code 220t with a Briggs & Stratton Quantum XTL 40 Engine. These are on a John Deere L111 Lawn TractorLets put a VOM or volt ohm meter on them and. This will shear keys faster than you can say 'spit'. Shop OEM replacement parts by symptoms or model diagrams for your Briggs and Stratton 120602-0131-E1 Engine! 877-346-4814. Briggs & Stratton Engine Application Center, 1-866-927-3349. Trust in the quality and reliability of genuine replacement parts for. Using a feeler gauge (A, Figure 41), adjust rocker nut to obtain the clearance as listed on the bottom o this answer. Seems to be more a cause of low oil and possibly running hot. Next, you can see the throttle cable in a bracket there. Always refer to the user manual for specific instructions related to your engine model. howard miller serial numbers Basically you set it so that the pushrod is first activated when the crank is 10 degrees from top dead center. By all means there should be a mark on ATLEAST the crank. There is a gasket between the valve cover and head. Just Check & Add™ does not extend the warranty period. I replaced the keyway but not the gasket so it leaked a little oil I ran for awhile ordered gasket. #TIMINGMARKS ON THE CAM DRIVE COG THERE IS A WHITE DOT I GO BY AND THAT IS HOW TO SET UP …. Feb 6, 2023 · Briggs and stratton timing. The Insider Trading Activity of Marks Jason M. Ensure the air filter is clean and the gas can flow properly. The 550ex Series Briggs & Stratton Engine is lightweight yet heavy on power, with the best in class torque to weight ratio. Commercial Power Repair Manuals: 272147 - Single Cylinder OHV Air-Cooled Engines. If the flywheel spun on the shaft when the rod went, it will still have a good hot spark, but it will not be at the right time. Horizontal Threaded Crankshaft −. The information on this page and the following pages is excerpted from the booklet "Data Handbook for early BRIGGS & STRATTON® Engines" compiled by Bob Learned. I noticed the K181 in my C81 is starting to get more vibration to it most noticeable at higher rpms. The B&S 286707 engine has an L-head (side valve) design and a vertical PTO shaft. Trust in genuine replacement parts for long. Briggs Stratton Engine | 200000 399999 Series | 331800 To 331899 | 331877 0869 G5 Timing Gear. "I timed the engine with the crank gear pointing toward the carb side". Hook up your timing light or timing gun. This genuine 724cc Briggs & Stratton twin cylinder engine offers dependable power for your equipment needs. Toro Vs Briggs & Stratton Engine’s Efficiency: Due to Toro engines’ efficient design and fewer moving parts, they use less fuel and generate more power with each stroke. HARD STARTING? Won't START? Riding Lawnmower. Learn the correct way to adjust valves on Briggs & Stratton engine with this helpful video and feeler gauge set. smartcore premium waterproof flooring The 320000 series eng had adjustable flywheel timing,first thing to do is take …. 157” length Keyed Crankshaft and you don't care about the HP difference, you can use this engine. Answered in 1 minute by: Vince O. Additionally, it’s wise to regularly change the fuel filter and air filter. It's getting fuel, and spark, but it looks like the fuel is pooling some just inside the air intake. Each Animal racing engine is assembled by master technicians …. Aug 4, 2017 / Briggs and Stratton 3. Problems began when I found the mower to be smoking (blue) making me feel sick after finishing the lawn. Experience: Owner of outdoor power equipment business, repairing all makes and models. This can cause your engine to stall or run rough, and it may even cause other problems. fidelity investments entry level jobs Ideal for smaller acreage lawns, our E Series riding mower engines are powerful, yet lightweight. It is approximately 5 inches in width and 6 inches in length. How do the timing marks align on a Briggs & Stratton engine (135202-0258-01)? Is the alignment taken from Top Dead Center? Do marks align at some other point? Jackson. The model number is typically stamped or printed on a metal tag or sticker attached to the engine. B&S made offset keys for some engines, and if installed wrong, will make timing off. I purchased two new Ferris last fall. 35 (694) Cylinder Bore, in (mm) - 3. Questions & Answers for Briggs and Stratton 445777-0231-E1. The B&S 31Q777 engine has an OHV (overhead) design and a vertical PTO shaft. It is determined by the placement of the armature (coil) and position of flywheel on crankshaft. Shop now for top-notch lawn mower parts with fast shipping at best price. FUEL: I cleaned out the tank and thoroughly cleaned the carb. It will run by itself but when hooked back to the hydraulic pump it runs won't run and pops and backfires thru carb on trying to start. If you're operating your small engine under a light load, the carburetor needs to deliver a relatively small amount of air-fuel mixture to the combustion chamber. ENGINES Horizontal Shaft Engines; Vertical Shaft Engines; View All; ENGINE PARTS Air Filters; Carburetors & Carburetor Parts; Electrical Parts; Fuel System Parts; Gaskets; Maintenance Kits & Tools;. I have a Briggs and Stratton 305447-0285-G2 engine. yb new girlfriend - Answered by a verified Technician working on 16. This is ridiculous to have a key piece of the engine. Briggs & Stratton Small Engines. 18 hp briggs timing issue [ 1 Answers ] I had the screw on the carb choke valve come loose and go through engine. Solving timing issues on Briggs and Stratton engines can be complex and frustrating. Largest Selection, Best Prices, Free Shipping Available at PartsWarehouse. Specifically designed for intake valves, this genuine Briggs & Stratton part ensures precise timing, contributing to the efficient operation of your lawn mower. Briggs and Stratton 31C707 0154 E1. The last time I tried to mow, it ran fine for the first 30 minutes or so. Stopped the mower, played with the throttle and when I gave it a blip to full throttle I could clearly see a lot of blue smoke coming out. Briggs twin cylinder cam timing I am timing a briggs 446777 twin cylinder engine and the crank gear has a dimple on it but the cam gear has a line and a dot.