LS1 Domed Piston Set 3.903 Bore +4cc

Pistons and Rings - Pro Tru Street Series - Forged - Dome - 3.903 in Bore - 1.335 in Compression Height - 1/16 in x 1/16 in x 3.0 mm Ring Grooves - Plus 4.00 cc - GM LS-Series - Kit