Originally Posted by PeteN95
Cylinder might look good,those darn valves attached to the head seem to go south pretty quick on a hard raced 250 or 450.
Mine went 8 years, did it along with the second piston. And I raced Supermoto to a #1 plate, so not like I was putting along. I just didn't bang off the rev limiter all the time like I was on a 2 stroke. And I ran leaded gas.