Piston - KB Series - Hypereutectic - 4.030 in Bore - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Mopar - Set of 8 Brand- KB PERFORMANCE PISTONS MPN KB107.030 . **NOTE: Truck Freight- NO State Restrictions NO Canada Restrictions- NO