vjrm88 Posted August 23, 2009 Report Share Posted August 23, 2009 can you please tell me what main jett i should be using i have 01 yamaha banshee 40 over on cylinders boost bottle k&n air filter and stock carbs pipes and exaust when i put it all back to gether it was backfiring bad out of left exaust? Thanks jeremy Quote Link to comment Share on other sites More sharing options...
ny98banshee350 Posted August 23, 2009 Report Share Posted August 23, 2009 wut do u have in there now? Quote Link to comment Share on other sites More sharing options...
spurdy Posted August 23, 2009 Report Share Posted August 23, 2009 can you please tell me what main jett i should be using? i have 01 yamaha banshee 40 over on cylinders, boost bottle, k&n air filter, stock carbs, pipes and exaust. when i put it all back to gether it was backfiring bad out of left exaust. Thanks jeremy There, I fixed your post so we can decipher your code. :biggrin: SP Quote Link to comment Share on other sites More sharing options...
vjrm88 Posted September 3, 2009 Author Report Share Posted September 3, 2009 wut do u have in there now? i have 220 mains in there still backfiring out of lest side Quote Link to comment Share on other sites More sharing options...
mopar1rules Posted September 6, 2009 Report Share Posted September 6, 2009 you have stock exhaust? k&n pods or large OEM style k&n filter? what is your riding temps and elevation? Quote Link to comment Share on other sites More sharing options...
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