The Mahle MS piston set for GM LSX 377 cid with 1.304" compression height is a matched eight‑piston kit for rebuilds. Published specs note a 4.070" bore, 1.304" compression height, 3.622" stroke, 6.125" rod, 0.927" pin, -5.8cc dish and about 468 g piston mass with a 10.2:1 compression ratio, supplied as a full set of eight pistons.
Mahle MS Piston Set GM LSX 377cid 4.070x1.304CH 3.622 Stk 6.125 Rod .927 Pin -5.8cc 10.2CR Set of 8