I have .017 o/s Ross pistons with a 5 thou piston-to-bore clearance, so 83.56 should be the size on mine.
IJ. said:Casey: Can't pin it down exactly but NA's got them long before 89 and GTE's seem to be as Dow said sometime in late 89.
They're +2mm just about everywhere so are a huge improvement and I suspect were an answer to the Deck Cracking issues!
Oh, I see!IJ. said:
Doward said:tig321 - due to the fact that you have to have some clearance for the piston, you can actually have the head gasket bore the exact size as your cylinder bore - this is optimal for a number of reasons![]()