what causes backfiring on motorcycles
Here's some light on the issue: Burn Baby Burn The last thing I want to address today is the subject of deceleration backfire, or âpoppingâ. This topic generates a lot of concern from inexperienced riders, or even from experienced guys who just hate the noise, so lets take a look at what causes it. But first things first, lets define the issue: Deceleration Backfire is caused by fuel burning in the exhaust manifold or header. No ifs ands or buts, thatâs what causes it. But the bigger question is how does gas get there in the first place, and thatâs a bit more complicated.