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This is our top selling Big Block Chevy kit. It starts off with a 4340 forged steel 4.250 crankshaft, includes 4340 H-beam rods with 7/16 ARP bolts, Premium forged pistons such as Mahle, SRP, J-E, Iconn and Wiseco then to seal each cylinder with premium file-fit Plasma moly rings from Perfect Circle, Total Seal or Hastings and finish off the bottom end with Clevite bearings.

 Forged 4340 Crank

• Premium forged dome or flat-top Pistons
• Premium Forged 4340 steel 4.250 stroke crank
• 4340 Forged 6.385 H-Beam Steel Rods
• Plasma Moly file-fit Rings
• Clevite 77 Rod/Main Bearings