Originally posted by wadzii
h22 pistons will NOT work in a h23. they will hit the head. its not the dome that hits but the quench areas. the h22 has a lower piston pin than the h23 so if you put a h22 piston in a h23 the piston will come OUT of the block and smash the head. trust me, i found out the hard way
you should let JE, Arias, and Wiseco know about this so they stop selling their pistons as interchangeable.