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D&J Precision Machine Brand

57 products

D&J Precision Machine isn’t just a name—it’s a promise. A promise of excellence, a commitment to innovation, and a partnership in performance. Join us as we power forward into the future.

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D&J Precision | Reman Enforcer Cummins Deck Plate Long Block
$34,124.99
$34,124.99
Our ENFORCER 6.7 Deck Plate Cummins comes fully assembled from oil pan to D&J Billet LED Valve Cover. All D&J Precision Machine Performance Long Blocks are blueprinted, balanced, oil clear...
D&J Precision | Reman Performance 6.7L Cummins Common Rail Long Block
$19,949.99
$19,949.99
 Our Performance 6.7 Cummins come fully assembled from oil pan to rockers with our X-Beam Stock Length Billet Rods and our Stage 2 High Performance Cylinder Head. We custom build this engine fo...
D&J Precision | Reman Performance Series 5.9L Cummins Common Rail Long Block
$19,949.99
$19,949.99
Our Performance 5.9 Cummins come fully assembled from oil pan to rockers with our X-Beam Stock Length Billet Rods and our Stage 2 High Performance Cylinder Head. We custom build this engine for you...
D&J Precision | Reman Street Performance 5.9L Cummins Common Rail Long Block
$16,994.99
$16,994.99
 Our Performance Street 5.9 Cummins come fully assembled including oil pan rear crank seal front cover and crank seal, and oil filter housing.  with our X-Beam Stock Length Billet Rods and ou...
D&J Precision | Reman Street Performance 6.7L Cummins Common Rail Long Block
$16,994.99
$16,994.99
D&J Precision Machine Street Performance 6.7 Cummins Long Block. Our Performance Street 6.7 Cummins come fully assembled including the oil pan rear crank seal front cover and crank seal, and oi...
D&J PRECISION | WATERMAN MECHANICAL LIFT PUMP KIT
$1,784.99
$1,784.99
There’s no more need for the complication of two electric lift pumps. Our Billet Direct Drive Mechanical Lift Pump kit is capable of 300GPH and has been proven to support over 2200hp on one of our ...