Mahle MS piston set for GM LSX 404 cid applications is a matched eight-piston kit sized for specific LSX builds. Key dimensions listed are 4.010" bore, 4.000" stroke, 6.125" rod length, 0.927" pin, piston volume -5.8cc and an indicated compression ratio of about 10.8–11.5:1 with piston mass near 416g. Supplied as a set of eight for V8 assemblies.
Mahle MS Piston Set GM LSX 404cid 4.010x1.110RCH 4.000 Stk 6.125 Rod .927 Pin -5.8cc 10.8CR Set of 8