LS1 PowerPak F/T Piston Set 3.908 Bore - 930217608 - Mahle Motorsport

Piston and Ring - PowerPak - Forged - Flat Top - 3.908 in Bore - 1.340 in Compression Height - 1.0 x 1.0 x 2.0 mm Ring Groove - Minus 4.00 cc - GM LS-Series - Kit