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


    Merlin III Mark-IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.245'' Bore
  • 9.800'' Deck Height
  • Nodular Iron Main Caps
  • $2,248.92
    Ships in 24hrs
    Lowest Price Guarantee

    World Products Merlin III Mark-IV Cast Iron Engine Block Big Block Chevy


    Merlin III Mark-IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495'' Bore
  • 9.800'' Deck Height
  • Nodular Iron Main Caps
  • $2,320.16
    Ships in 24hrs
    Lowest Price Guarantee

    World Products Merlin III Mark-IV Cast Iron Engine Block Big Block Chevy


    Merlin III Mark-IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495'' Bore
  • 10.200'' Deck Height
  • Nodular Iron Main Caps
  • $2,320.16
    Ships in 24hrs
    Lowest Price Guarantee

    World Products Merlin III Mark-IV Cast Iron Engine Block Big Block Chevy


    Merlin III Mark-IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495'' Bore
  • 9.800'' Deck Height
  • Splayed Billet Main Caps
  • $2,805.37
    Ships in 24hrs
    Lowest Price Guarantee

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


    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
  • $3,324.99
    Estimated Ship Date: 04/05/17
    Lowest Price Guarantee

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


    Merlin III Mark-IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495'' Bore
  • 10.200'' Deck Height
  • Splayed Billet Main Caps
  • $2,805.37
    Ships in 24hrs
    Lowest Price Guarantee

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


    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
  • $3,324.99
    Estimated Ship Date: 04/05/17
    Lowest Price Guarantee

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


    Merlin III Gen-VI Cast Iron Engine Block
  • Big Block Chevy
  • 1-Piece Rear Main Seal
  • 4.245'' Bore
  • 9.800'' Deck Height
  • Nodular Iron Main Caps
  • $2,248.92
    Ships in 24hrs
    Lowest Price Guarantee

    World Products Merlin III Gen-VI Cast Iron Engine Block Big Block Chevy


    Merlin III Gen-VI Cast Iron Engine Block
  • Big Block Chevy
  • 1-Piece Rear Main Seal
  • 4.495'' Bore
  • 9.800'' Deck Height
  • Nodular Iron Main Caps
  • $2,320.16
    Ships in 24hrs
    Lowest Price Guarantee

    World Products Merlin III Gen-VI Cast Iron Engine Block Big Block Chevy


    Merlin III Gen-VI Cast Iron Engine Block
  • Big Block Chevy
  • 1-Piece Rear Main Seal
  • 4.595'' Bore
  • 10.200'' Deck Height
  • Nodular Iron Main Caps
  • $2,320.16
    Ships in 24hrs
    Lowest Price Guarantee