Looking at putting RK TEK drop in piston kit in my 2007 summit 800R, who has done this. Pros and Cons to this set up, is the ecm recalibration worth the extra money??????
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Looking at putting RK TEK drop in piston kit in my 2007 summit 800R, who has done this. Pros and Cons to this set up, is the ecm recalibration worth the extra money??????
RK tek is outa pistons and **** till like december I think FYI