rejetting my rm 125!!

rg1124563

Member
Oct 12, 2006
29
0
I have a 2004 rm 125 and i am going to put a fmf factory fatty pipe and a Delta VForce 3 reed cage on it. should i rejet it?
 

CRazy250

Member
May 28, 2006
334
1
yeah usually when you increase intake flow or exhaust flow it changes air/fuel ratios. so go rejet it
 

bclapham

LIFETIME SPONSOR
Nov 5, 2001
4,340
0
i think i went to a 30 pilot, leanest or 2nd from top needle and a 380 or 360 main jet....man, was that bike rich.
 
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