Originally Posted by Speedypeterb
According to the artical in the april issue of rccaraction mag. the crf .12 wasp rev motor it has a slotted, nikasil-coated sleeve. "Nikasil is a nickel/ceramic blend" So according to roar rules, does this motor classify itself as illegal?
Just checked.... none of the engine rules prohibits the use of ceramic parts on the engines, just check the rulebook on the link provided some posts ago.