[Stan Weiss]

Originally Posted by JSchmitz

Yes I think I understand it pretty well. Piston slap is bad. It causing ring wear, sounds bad, etc. The offset is there help eliminate this. Are you saying that his knock isn't from improper assembly?

I know that my dad owned a 1969 Chevy pickup. He had the engine rebuilt. The guy put the pistons in backward. Guess what, it had a strange knock.

So does this mean you will never run an after market piston that doesn't have any offset?

Stan