318 pistons revisited
Part Number Engine Bore Stroke Rod CR Dome Rings
*P4529419 318 V8- .030 3.940" 3.31" 6.123" 9.0 Flat *P4349845
Found this here..
http://www.southeastrt.com/catalog/index.php?cat=22&item=152
I can't find info on the compression height yet. I did find a sight that has them listed for purchase,about $19 each.