Questions & Answers for: Briggs & Stratton backfires

won't start, backfires I have a INTEK Plus 18.5 hp OHV briggs engine that won't stawas running, now it won't start and backfires when I try to start it. Its your key under flywheel, its sheared or ...

backfiring Backfiring is either burned valves or often due to timing slipped because of broken flywheel key/keyway.

MOWER USES A LOT OF GAS BACKFIRES SOMETIMES& TRIES TO STOP BUT PICKS BACK UP LAWN MOWER USES A LOT OF GAS BACKFIRES SOMETIMES TRIES TO STOP BUT PICKS BACK UP sounds like the carb needs to be ...

briggs&straion small eng, wont start its backfiring out exh, was running good killed it & tryed to restart & all it dose is backfire out the exh, you hit something and sheared the flywheel

1996 briggs and stratton backfires what can i check? Does it start but backfires when running? Or does it just fire/backfire when trying to start? First thing I would check is the flywheel crank key ...

backfiring engine backfires Most often the shear key under the fly wheel is sheared

briggs &stratton 11 hp motor backfires thru carby timing issue. Remove the flywheel to see if it has "spun" from the keyway. If the motor doesnt run at all but just backfires thru the carb, it ...

lawnmower backfires when trying to start Will not start after backfire Remove the recoil cover, remove the flywheel and inspect the shear key, it is likely sheared off or distorted and the timing is ...

briggs 5 hp backfires through muffler does not start backfires through muffler Exhaust valve is not closing completely or the valve seat is cracked.

Briggs and Stratton would backfire and surge from about 1/2 throttle to full throttle. I cleaned carb, adjusted valves and governor. Now it idles at a excessively high speed and wont throttle down. I ...