Originally Posted by
Fiesta_Jed
what material were the pistons made of?
wiseco are owned by JE, and they offer two kinds of material.
No freshly built engine should have piston slap if it has been built properly.
But your engine over heated and this could have done all sorts of damage.........
Standard 2WD Cossies slap from standard and I've heard JE pistons tend to slap after a few miles strangely, so the fact Wiseco are owned by JE is interesting.