Key Features

  • Deck Plate 6.7 Cummins Block
  • D&J exclusive components such as Billet LED Valve Cover, X-BEAM Rods, Billet FSR Pistons
  • Heavy-duty enhancements including HD Girdle, OEM Oil Cooler, and more
  • 1 inch thick deck plate with slip-fit ductile iron sleeves for improved durability and serviceability
  • 300 CFM Stage 3 Performance Cylinder Head with extensive improvements

Customize to Your Preference

Choose any color for your Enforcer Cummins long block, which comes pre-lubed with break-in oil and filter for immediate use. Suitable for all year and model Cummins applications, with the base price applicable for 24v Common Rail models from 2003 to 2018.

Optional Upgrades:
  • Counter-weighted Cummins Crank
  • Filled Block and/or Cylinder Head
  • Billet Main Caps
  • Roller Cam, and Lifters
  • Stage 4 Billet Runner Intake
  • Dry-sump Oil System
  • Additional premium options available upon request

Flexible Shipping Options

Each engine’s shipping is unique, and we offer the option to send in your cores in advance, saving you a $3,000 core charge.

Your Satisfaction, Our Commitment

Our core charge is fair and based on remanufactured parts. We ensure that if there’s any issue with a core part, you’ll only be charged for the replacement of that part.

Get ready to unleash the power with the ENFORCER Deck Plate Long Block. Contact us today to customize your engine and take the first step towards unparalleled performance!
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  • ENFORCER Deck Plate Short Block

    ENFORCER Deck Plate Short Block

    D&J Precision Machine ENFORCER Deck Plate Short Block. Our ENFORCER 6.7 Deck Plate Cummins come fully assembled from the oil pan to the head gasket (including head studs). All D&J Precision Machine Performance Short Blocks are blueprinted, balanced, oil clearance measured, rings file fit,...
    $25,500.00
    $25,500.00
  • ENFORCER Deck Plate Long Block
    Choose Options

    ENFORCER Deck Plate Long Block

    D&J Precision Machine ENFORCER Deck Plate Long Block   Our ENFORCER 6.7 Deck Plate Cummins comes fully assembled from the oil pan to the D&J Billet LED Valve Cover.All D&J Precision Machine ENFORCER Long Blocks are blueprinted, balanced, oil clearance measured, and rings are...
    From $32,499.99
    From $32,499.99
    Choose Options