S south tx New Member Sep 2, 2008 #1 long time reader 1st time threader. got a question. I took off head gasket to replace gasket and my piston was really black. Is this normal?
long time reader 1st time threader. got a question. I took off head gasket to replace gasket and my piston was really black. Is this normal?
Bikeguy Joe Godfather of Motorized Bicycles Sep 2, 2008 #2 Welcome! Yes, normal. That's carbon build up.
