GM LS1 Cast Piston Set 5.7L 97-04 - H868CP25MM - Sealed Power

Piston - Hypereutectic - Flat Top - 3.907 in Bore - 1.328 in Compression Height - 1.50 x 1.50 x 3.00 mm Ring Grooves - Coated Skirt - GM LS-Series - Set of 8