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    Engine Blocks

    CNC-Motorsports offers the best selection of aftermarket engine blocks. Browse brands by Brodix, BMP, Dart, Eliminator and World Products. Custom machined and race prep blocks available in cast iron and aluminum.

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    1. DRT-31273344V PART NUMBER
      Dart Big M Sportsman Gen V Block 31273344V BB Chevy 1 Piece Rear Seal
      Dart Big M Sportsman Gen V Block 31273344V BB Chevy 1 Piece Rear Seal
      $3,599.99
      Dart
      Add to Wish List
      Cast Iron, Gen V, 1pc Rear Seal, 9.800 Deck Height, 4.250 Bore, Call For best price Learn More
      FREIGHT CHARGE
      This part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
    2. DRT-31273344VI PART NUMBER
      Dart Big M Sportsman Gen VI Block 31273344VI BB Chevy 1 Piece Rear Seal
      Dart Big M Sportsman Gen VI Block 31273344VI BB Chevy 1 Piece Rear Seal
      $3,599.99
      Dart
      Add to Wish List
      Cast Iron, Gen VI, 1pc Rear Seal, 9.800 Deck Height, 4.250 Bore, Call For best price Learn More
      FREIGHT CHARGE
      This part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
    3. DRT-31273354V PART NUMBER
      Dart Big M Sportsman Gen V Block 31273354V BB Chevy 1 Piece Rear Seal
      Dart Big M Sportsman Gen V Block 31273354V BB Chevy 1 Piece Rear Seal
      $3,599.99
      Dart
      Add to Wish List
      Cast Iron, Gen V, 1pc Rear Seal, 10.200 Deck Height, 4.250 Bore, Call For best price Learn More
      FREIGHT CHARGE
      This part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
    4. DRT-31273354VI PART NUMBER
      Dart Big M Sportsman Gen V Block 31273354VI BB Chevy 1 Piece Rear Seal
      Dart Big M Sportsman Gen V Block 31273354VI BB Chevy 1 Piece Rear Seal
      $3,599.99
      Dart
      Add to Wish List
      Cast Iron, Gen VI, 1pc Rear Seal, 10.200 Deck Height, 4.250 Bore, Call For best price Learn More
      FREIGHT CHARGE
      This part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
    5. DRT-31243254 PART NUMBER
      Dart Big M NON Siamesed Full Water Block MRK IV 31243254 BB Chevy (Engine Blocks)
      Dart Big M NON Siamesed Full Water Block MRK IV 31243254 BB Chevy
      $2,954.69
      Dart
      Add to Wish List
      Cast Iron, MRK IV, 10.200 Deck Height, 4.310 Bore, Call For best price Learn More
      FREIGHT CHARGE
      This part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.

    Products (171-175 of 478)

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    1. Brands
      Bill Mitchell Products
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      Dart
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    Brands
    1. Bill Mitchell Products 26 items
    2. Brodix 23 items
    3. Dart 448 items
    4. Eliminator 3 items
    5. Energy 8 items
    6. Ford Motorsports 2 items
    7. GM Performance Parts 4 items
    Block Series
    1. 4.500 Bore Spacing 24 items
    2. B Series 6 items
    3. Big M 16 items
    4. Big M Aluminum 24 items
    5. Big M Full Water 19 items
    6. Big M Pro Series 8 items
    7. Big M Race Aluminum 24 items
    8. Big M Sportsman 24 items
    9. Ford Aluminum 16 items
    10. Iron Eagle 59 items
    11. Iron Eagle Pro 4 items
    12. Little M 8 items
    13. Little M Sportsman 9 items
    14. LS Next 43 items
    15. Man O'War 6 items
    16. Merlin X 8 items
    17. Motown Aluminum 6 items
    18. Race Series Aluminum 71 items
    19. Race Series Tall Deck 14 items
    20. SHP 20 items
    21. SHP Pro 5 items
    22. Warhawk LS 6 items
    23. Little M2 24 items
    24. LS Next SHP 2 items
    25. LS Next SHP Pro 2 items
    26. Big M2 12 items
    27. Big M2 Sportsman 12 items
    Bore Size
    1. 3.750 1 item
    2. 3.875 1 item
    3. 3.927 2 items
    4. 4.000 123 items
    5. 4.065 1 item
    6. 4.090 2 items
    7. 4.125 155 items
    8. 4.180 24 items
    9. 4.250 54 items
    10. 4.310 8 items
    11. 4.350 1 item
    12. 4.500 46 items
    13. 4.560 12 items
    14. 4.600 42 items
    15. 81.50mm 4 items
    16. 84.50 mm 2 items
    Cam Location
    1. Raised .391 24 items
    2. Standard Location 31 items
    3. Raised .400 24 items
    Cam Tunnel Size
    1. Standard Size 67 items
    2. 55mm 12 items
    Deck Height
    1. 10.000 10 items
    2. 10.200 59 items
    3. 10.236 5 items
    4. 10.400 16 items
    5. 10.600 4 items
    6. 8.200 17 items
    7. 8.850 10 items
    8. 9.025 95 items
    9. 9.075 16 items
    10. 9.200 8 items
    11. 9.240 31 items
    12. 9.285 4 items
    13. 9.325 49 items
    14. 9.450 17 items
    15. 9.500 49 items
    16. 9.600 4 items
    17. 9.750 8 items
    18. 9.800 65 items
    19. 9.250 4 items
    Engine Block Material
    1. Aluminum 160 items
    2. Cast Iron 318 items
    Lifter Bore Size
    1. .842 79 items
    Main Caps
    1. Ductile 84 items
    2. Steel 388 items
    Main Size
    1. 302 23 items
    2. 350 107 items
    3. 400 95 items
    4. BB Chevy 8 items
    5. Cleveland/SVO 29 items
    6. LS 37 items
    7. Std/BBC 153 items
    Price
    Vehicle Make
    1. BB Chevy 161 items
    2. Chevy LS 59 items
    3. Chevy SB 1 item
    4. Chrysler Gen III HEMI 8 items
    5. Honda 6 items
    6. SB Chevy 200 items
    7. SB Ford 43 items
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