LS7 FT PowerPak Piston Set 4.135 Bore +2.5cc - 930221535

Piston and Ring - LS7 Flat Top PowerPak - Forged - Flat Top - 4.135 in Bore - 1.181 in Compression Height - 1.0 x 1.0 x 2.0 mm Ring Groove - Plus 2.50 cc - GM LS-Series - Kit