my clymers is on its way. i ordered it last week. ya that was a stupid question asking if i could take it off with only the head off and i forgot about the connecting rods. my bad. as for compression. 3 guys say it is the rings bad theres me, my dad and as soon as i told him what happened he said a ring was gone, and a friend of ours that is a mechanic. my dad logs and he said when a chainsaw blows a ring that is what happens so you tell me what else it could be?