Speed Pro Hypereutectic Piston - 4.030 in Bore - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 5.00 cc - Coated Skirt - Small Block Chevy - Set of 8 H631CP30 351022 GM A-Body / F-Body /

GM A-Body / F-Body / X-Body / Compact SUV / Truck 1971-2005

9 High Grade steel bolts (equal in strength to American Grade 8)

analog style gauges

75W140 NS GL-5 Gear Oil- Case 12 x 1 Qt

Detroit Locker Differential 187C145A 31 Spline - 1

Speed Pro Hypereutectic Piston - 4.030 in Bore - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 5.00 cc - Coated Skirt - Small Block Chevy - Set of 8 H631CP30 351022 GM A-Body / F-Body /Chevrolet Small Block Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall. Piston skirts protected by next gen DUROSHIELD coating. TAC ring groove geometry Weight matched to + 2 grams. Machined valve reliefs and circlip grooves; LR 63 lock rings for floated applicationsFrom pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance