-40%

Dart Big M 10.200 Tall deck, 4.500 Bore, 55mm Roller Big Block Chevy PN 31213454

$ 1715.97

Availability: 100 in stock
  • Condition: Factory Second
  • Country/Region of Manufacture: United States
  • Custom Bundle: No
  • Restocking Fee: No
  • Returns Accepted: Returns Accepted
  • Modified Item: No
  • Refund will be given as: Money back or replacement (buyer's choice)
  • Non-Domestic Product: No
  • Item must be returned within: 14 Days
  • Return shipping will be paid by: Buyer
  • Manufacturer Part Number: 31213454
  • Surface Finish: Cast Iron
  • Brand: Dart

    Description

    Dart Big M Billet Cap 10.200 / 4.500 / 55mm Roller Cam Tunnel
    PN 31213454
    Engineered for applications where water between the bores is a requirement. Siamese bore versions are also available for larger bore applications.
    MRK IV blocks use the 2-piece rear seal design, and Gen V and Gen VI blocks use a 1-piece rear seal as well as a different timing cover pattern.
    These blocks are based on Dart’s Big M design, and include features like priority main oiling and 4-bolt main caps.
    • 10.200” deck height.
    • 4.500 Bore.
    • Uses +.300” tall Gen VI style lifters.
    • 4-bolt main bearing caps in steel billet have splayed outer bolts for extra strength.
    • Lifter valley bosses for OE style roller lifters and retainer.
    • Mechanical fuel pump boss, clutch linkage mounts, and side and front motor mounts simplify installation in any chassis.
    • Parts kit sold separately (PN 32000002)
    We also carry most other Dart Blocks in different sizes and configurations as well as new & used cylinder heads, cranks, rods, pistons, intakes, carbs, oil pans and much more. Call or message us with your needs.
    Freight:
    I can generally ship this block in the US for around 5-5 depending on your location. Please send me a message on freight quotes and include your city, state, zip and if this will be going to a commercial location or to a residence.