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D&J Precision Machine Brand

61 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 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 ...
D&J Precision | Waterman Mechanical Lift Pump Kit Without Cover
$1,338.74
$1,338.74
Are you looking for a Waterman Mechanical Lift Pump kit, but already have your own cover? No need to buy a whole new one when you can just buy the kit excluding it, right? Well, here you go! There...
D&J Precision | X-Beam 1.000
$3,937.49
$3,937.49
The Strongest Billet Cummins Rods On The Market Proven over 3000hp and 4000tq, we design  our X-BEAM Billet Cummins Rods with our unique “X” profile. This maximizes the strength while reducing wei...