SBC Forged Domed Piston Set 4.030 Bore +6.3cc Piston - Premium Forged - Forged - 4.030 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Plus 6.3 cc - Small Block Chevy - Set of 8 MSRP: Was: Now: $586.99 Add to Cart