Mahle MS piston set for GM LSX 408 cid applications includes eight pistons matched to the stated engine geometry. Documented specs show a 4.030" bore, 4.000" stroke, 6.125" rod, 0.927" wrist pin, -5.8cc piston volume and a listed compression ratio around 10.9:1 with a per-piston mass near 423g. Offered as a complete set for V8 rebuilds.
Mahle MS Piston Set GM LSX 408cid 4.030x1.110RCH 4.000 Stk 6.125 Rod .927 Pin -5.8cc 10.9CR Set of 8