The Mahle MS piston set for GM LSX 447 cid applications includes eight pistons sized to a 4.155" bore and 4.125" stroke. pistons feature a 1.050" ring land, 6.125" rod length and .927" wrist pin, with a -5.8cc crown volume producing approximately an 11.8:1 compression ratio. Each piston is listed at about 450g and the set covers a complete V8 rebuild.
Mahle MS Piston Set GM LSX 447cid 4.155x1.050RCH 4.125 Stk 6.125 Rod .927 Pin -5.8cc 11.8CR Set of 8