to rejet or not to rejet?

2strokepower

New Member
Aug 10, 2009
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do i absolutely have to rejet when i get my fmf fatty in a few days, what if i just mix the gas a little richer?
 
you dont have to but you will regret it when you have to rebuild your top end the next day


its not hard just do it!!!!
 
no good, ya hav'ta rejet, its not that difficult, theres lots of peeps on here runnin that pipe that'll steer ya in the right direction
 
260-270 main FTW

too big of jets if I'm correct because i have a bigger carb.i heard with the bigger carb jetting isn't necessary.but i guess i will.and i know how to jet ive jetted a 400ex and a 250ex so im good with that i just need to know what jets.blaster freek told me to start with a 155 main.
 
im thinking i need i 170 main but i may be wrong??? some help plz (the rep fairy is calling you whoever helps me +1)