monte

Member
Jun 16, 2004
34
0
Hey all
What jetting sizes needle positions etc etc should i use on my 98 RMX250S (ADR model, not US)
It has full pro circuit exhaust system, boyesen pro series reeds and a twin air air filter.

any help much appreciated
cheers
 

snb73

Member
Nov 30, 2003
770
0
Go to the website of; FMF, ProCircut, Bill's, ect...most have jetting recommendations. Keep in mind these are guidelines, your jetting needs may be different.

You could always go back to stock and start from there.
 

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