steven Posted March 15, 2009 Report Posted March 15, 2009 ok, i need help with my jetting. i got a 421 cheetah cub with coolhead and 22 domes.and 38mm mic crarbs. going to run 91 octane. would like to know what my main,pilot,and cel should be at. oh and im at sea level. Quote
blaster2006 Posted March 15, 2009 Report Posted March 15, 2009 ok, i need help with my jetting. i got a 421 cheetah cub with coolhead and 22 domes.and 38mm mic crarbs. going to run 91 octane. would like to know what my main,pilot,and cel should be at. oh and im at sea level. the advice im going to give you is based on what my friend has on his 38mm mikuni flatsides for his 421 cub with a dune port. 340 mains 27.5 pilots , air screw 1 1/12 turns out needle at 3rd or 4th clip. that is a good starting point ( it should me), but other people should have more accurate advice than me Quote
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