I have a new set of JE forged pistons for a Big Chevy. the box shows the following specs.
chev big blk 454BB open chamber
bore 4.470 dome .285
comp hight 1.415 top ring 1/16
forging 735S 2nd ring 1/16
pin dia .990 oil ring 3/16
pin length 2.930 piston weight 652
dbl spiro locks
part # 200383 job # 314528

these were custom ordered but never got used and have been sitting on a shelf for a number of years but are new and still wrapped. there are no pins or locks, the engine shop must have used them in someone elses motor. I can send pictures or if you have any questions feel free to ask. asking
$300 obo.
[email protected]
954-270-2628 cell.
steve schmidt

i have a new set of piston pins if you need them,100 shipped to your door.

Ttt