Mahle MS Piston Set GM LS 329ci 3.800in Bore 3.622 Stk 6.098 in Rod .945 Pin -4cc 10.3 CR Set of 8

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,414g,9.8CR, 4032.