S south tx New Member Sep 2, 2008 3 0 0 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 Jan 8, 2008 11,837 252 63 up north now Sep 2, 2008 #2 Welcome! Yes, normal. That's carbon build up.