Originally Posted by zipper06
Looking at the build sheet, the 1 thing that's missing is the piston to wall clearance, i'm a little curious as to why that was left off. If there's excessive clearance and as short as the piston skirts are you will have piston rock and even gapless rings will not seal properly. the other question that hasn't been ask, do you have any sleeves in this block? Either way if you have to pull it back down i would definatly pressuse test the blk.
JMO
Zip.
I never noticed that zipper. I will check with the builder and see what the piston to wall clearance was.
I don't have any sleeves in the block. It was a new Dart Big M block about 20 passes, and two rebuilds ago.