Engineering Mastery For Supreme Performance

The Predator is not just an engine; it's a statement of power. Developed with a relentless focus on performance enhancement, it features a meticulously designed 4.125″ sleeved wet block, setting a new standard for strength and efficiency. Our partnership with leading industry innovators has resulted in a long block that redefines what's possible, offering unmatched resilience and power output.

Exceptional Components For Unrivaled Durability And Power

At the heart of the Predator lies a constellation of cutting-edge components. From the robust D&J X-BEAM Rods to the pioneering D&J FSR Billet Pistons with Total Seal Piston Rings, every piece is crafted to withstand the harshest conditions. With our custom-designed D&J Billet "PREDATOR" LED Valve Cover, this engine not only performs exceptionally but also stands out visually.

Advanced Engineering For Peak Efficiency

The Predator boasts state-of-the-art enhancements such as a billet flat tappet cam and billet lifters, elevating engine efficiency and power. Our innovative approach to cylinder head sealing, ensures maximum reliability under extreme conditions. The 275 CFM Stage 3 Performance Cylinder Head is a marvel of engineering, featuring 5-Axis CNC Porting and super alloy valves, capable of handling significant boost pressure with ease.

Distinctive Features For A Competitive Advantage

Every aspect of the Predator engine is designed with an eye for detail and a focus on performance. The engine's unique assembly, from its ARP-strengthened foundation to its meticulously CNC-machined block and line-honed precision, reflects our commitment to excellence. The comprehensive build includes a new OEM oil cooler, HD rod and main bearings, and a D&J HD girdle, ensuring your engine is ready to conquer any challenge.

Supported By Experts, Designed For Champions

The Predator's development was a collaborative effort with industry leaders, ensuring every detail was perfected. The result is an engine that not only exceeds expectations in performance, delivering power and torque that push the boundaries of diesel engineering but also represents the results of craftsmanship and innovation.

Excel In Class Limited Applications

As the ultimate solution to providing unmatched strength and power while maintaining a factory deck height, the Predator shines in its ability to provide bore strength for applications up to 1800hp. The harmonious combination of block robustness and ample displacement creates a formidable force for class-restricted applications.

Transform your Cummins experience with the D&J Precision Machine Predator 6.4 Cummins Long Block – where power, performance, and precision meet to create the ultimate diesel engine.
  • PREDATOR Long Block
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    PREDATOR Long Block

    D&J Precision Machine Predator 6.4 Cummins Long Block. Our Predator 6.4 Cummins come fully assembled from the oil pan to the D&J Billet LED Valve Cover. All D&J Precision Machine Performance Long Blocks are blueprinted, and balanced, oil clearance measured, and rings are file...
    $29,714.99
    $29,714.99
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