WISECO-PRO TRU GM LS Dome Piston & Ring Set 4.030 Bore +4cc PTS523A3

WISECO-PRO TRU Pistons and Rings - Pro Tru Street Series - Forged - Dome - 4.030 in Bore - 1.335 in Compression Height - 1/16 x 1/16 x 3 mm Ring Grooves - Plus 4.00 cc - Small Block Chevy - Kit.