Mahle MS Chevy LS1/2/6 3.800in Bore / 6.622in Stoke / 6.098in Rod Length - Pistons (Set Of 8) 930218500

LS 5.3L FLAT TOP - compatable with LS1/2/6 style cathedral port heads 329cid 3.800 x 1.330CH, 3.622stroke,6.098rod,0.945pin,-4.2cc,428g,9.8CR, 2618. 930218500