Merlin III Mark-IV Cast Iron Engine Blocks
  • Semi-finished bore allows final honing to suit your piston/ring package





  • Merlin III Mark-IV Race-Prepped Cast Iron Engine Blocks
  • Finish machined/honed bore for standard piston and ring assembly
  • World Products Big Block Chevy Merlin III Cast Iron Blocks


    Merlin III Mark-IV Race-Prepped Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.500'' Bore
  • 9.800'' Deck Height
  • Splayed Billet Main Caps
  • $3,240.99
    Ships 09/07/16

    World Products Big Block Chevy Merlin III Cast Iron Blocks


    Merlin III Mark-IV Race-Prepped Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.500'' Bore
  • 10.200'' Deck Height
  • Splayed Billet Main Caps
  • $3,240.99
    Ships 09/07/16

    Merlin III Gen-VI Cast Iron Engine Blocks
  • Semi-finished bore allows final honing to suit your piston/ring package