Please help with my yamaha 350 raptor, It started with backfiring after i did a rebuild to the engine? I ordered a new caburator, and that diden't work, i checked the timing, and its correct, tried to screw on the mixture - and it dident work.any ideas what i can do:atv: :argh:
My raptor 350 backfires after rebuild
- Thread starter rasm4518
- Start date
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And here is a video of the backfiring sound https://vimeo.com/210494051
Pellethuntr
Member
Could be valves are out of spec. Is it backfiring out the carb or the exhaust?
