Added reply in a thread 03 RM 250 compression supposed to be at ? 3/19/2017 2:21 PM

Yeah part number matches old one . But no I did not know about holding throttle wide open when I did it . I will try that and see were it's at .

Added bike check Tbangbangftw's Setup 3/19/2017 12:15 AM
Started new thread 03 RM 250 compression supposed to be at ? 3/18/2017 11:17 PM

I have 03 RM 250 and it feels like it losing power . I recently put a new head on it because my old one had been cracked from previous owner . It also has newer piston and rings I put in when I bought it . I compression checked it today and it has a ... more »

This forum thread has 7 replies

Added reply in a thread How to get more performance with rm250 3/11/2017 10:37 AM

Hey , I am new here been reading a lot about my son's 03 RM 250 though. I am kinda confused on some of the upgrades you guys have been talking about . He started doing local races on it last year when he got it but is at a point now that he just really ... more »