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

LSX COMBO FLAT TOP - valve pockets fit LS1/2/6, LS7, and LS3 / L92 style heads 447cid 4.155 x 1.050RCH, 4.125stroke,6.125rod,0.927pin,-5.8cc,450g,11.8CR, 2618.