View Full Version : can a bad head gsket cause backfireing???
trx400EXtreme
02-16-2008, 10:36 AM
my quad backfires, but only when i let of the gas. will a bad head gasket cause that?
450rJam
02-16-2008, 10:53 AM
an exhaust leak at the jug will cause this
ohsobad_chevy
02-16-2008, 03:26 PM
I'm not for sure about the head gasket causing the popping, but I do know that lean jetting will create a popping on decel.
Is your jetting correct?
trx400EXtreme
02-17-2008, 12:26 PM
thanks everybody. chances are i have an exhaust leak. my jetting should be about perfect.
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