4.245 in. Cylinder Bore

$2,862.62
Ships directly from the manufacturer on 03/02/21
Lowest Price Guarantee
Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.245 in. Bore
  • 9.800 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,862.62
    Ships directly from the manufacturer on 03/05/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.245 in. Bore
  • 10.200 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/05/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.245" Bore
  • 9.800" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/05/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.245" Bore
  • 10.200" "Tall" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/05/21
    Lowest Price Guarantee

    4.495 in. Cylinder Bore

    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495 in. Bore
  • 9.800 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $3,187.98
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495 in. Bore
  • 9.800 in. Deck Height
  • 55 mm Cam Journal
  • .904 in. Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $3,187.98
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495 in. Bore
  • 10.200 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $3,187.98
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495 in. Bore
  • 10.200 in. Deck Height
  • 55 mm Cam Journal
  • .904 in. Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $3,187.98
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495" Bore
  • 9.800" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,678.83
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495" Bore
  • 9.800" Deck Height
  • 55mm Babbit Camshaft Bearing Journal
  • .904" Diameter Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,678.83
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.495" Bore
  • 10.200" "Tall" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    4.595 in. Cylinder Bore

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595 in. Bore
  • 10.250 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Nodular Iron Splayed Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595 in. Bore
  • 9.800 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $3,187.98
    $2,625.40
    SAVE $562.58
    Ships Today
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595 in. Bore
  • 9.500 in. Deck Height
  • 55 mm Cam Journal
  • .904 in. Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $3,187.98
    $2,625.40
    SAVE $562.58
    Ships Today
    Lowest Price Guarantee

    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595 in. Bore
  • 9.850 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $3,187.98
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595 in. Bore
  • 10.200 in. Deck Height
  • 55 mm Cam Journal
  • .904 in. Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $3,187.98
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595 in. Bore
  • 10.250 in. Deck Height
  • Standard Cam Journal & Lifter Bore
  • Billet Splayed Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595" Bore
  • 9.800" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595" Bore
  • 9.850" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595" Bore
  • 10.200" "Tall" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Nodular Iron Main Caps
  • View Details
    $2,367.51
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee

    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee
    Merlin IV Cast Iron Engine Block
  • Big Block Chevy
  • 2-Piece Rear Main Seal
  • 4.595" Bore
  • 10.200" "Tall" Deck Height
  • Standard BBC Camshaft Bearing Journal
  • Standard BBC Lifter Bore
  • Billet Steel Main Caps
  • View Details
    $2,862.62
    Ships directly from the manufacturer on 03/02/21
    Lowest Price Guarantee