
Originally Posted by
jmmx258
From personal experience CP pistons are not worth the money they go for. I ran into the same exact problem with my dirtbike. I had their 14.2:1 piston in my KXF 250. Took it to a LL Am Nats qualifier, and lunched it in practice. As it turned out their skirts are their weak point. My piston rocked in the cylinder and now I need complete head and cylinder assembly. Either way, GREAT build!!! Sorry to see you hit the same CP piston curse I, and a few other people I know have run into.