D&J Precision Machine Products

Billet Turbo Drain -10AN Our Billet Turbo Drain -10AN is designed and machined in-house to provide a reliable and versatile solution for your turbo drain needs. This component utilizes an O-ring seal to ensure easy installation and a leak-free connection, allowing you to use...

Billet Direct Drive Mechanical Lift Pump Kit Say goodbye to the complications of dual electric lift pumps. Our Billet Direct Drive Mechanical Lift Pump Kit offers a streamlined solution with a robust 300GPH capacity, proven to support over 2200hp on one of our D&J...

VP44 24v HP Reman Cylinder Head   Our VP44 24v Performance Cummins Reman Head includes essential upgrades to ensure durability and reliability, addressing common issues associated with these heads. One prevalent problem with factory and many aftermarket heads is the valve seats loosening and...

12v HP Reman Cylinder Head   Our 12v Performance Cummins Reman Head is engineered with the highest standards of durability and reliability. Each head undergoes a meticulous remanufacturing process to ensure top-tier performance. Remanufacturing Process: Brand New Casting: Starting with a brand new casting...

LONG BLOCK Comprehensive Inspection: Each engine is disassembled, crack checked, inspected, and all threaded holes are tapped, blasted, and cleaned before machining. Precision Machining: CNC blueprinted, bored, honed, and deck surfaced. Each crankshaft is checked for straightness and size and repaired as needed. Thorough...

The Ready Run Precision Plus Engine Package RAM 2500/3500 6.7L Cummins 2013- ‘18
 Reman Engine is designed to provide reliable and efficient performance for your diesel engine needs. This engine starts with the Precision Plus Reman Long Block and adds a host of BD...

The Ready Run Engine Package RAM 2500/3500 6.7L Cummins 2007.5- ‘12 Reman Engine is designed to provide reliable and efficient performance for your diesel engine needs. This engine starts with the Precision Plus Reman Long Block and adds a host of BD components to...

The Ready Run Reman Engine is designed to provide reliable and efficient performance for your diesel engine needs. This engine starts with the Precision Plus Reman Long Block and adds a host of BD components to prepare it for installation. Including a complete high-pressure...

Block Core Charge

Heavy Hauler 12V P-Pump Cummins Long Block Our Heavy Hauler 12V Cummins Long Blocks come fully assembled, including the oil pan, rear crank seal, front cover and crank seal, and oil filter housing, along with our HP Reman Cylinder Head utilizing a new casting....

D&J 24v VP44 HP Reman Block At D&J Precision Machine, we understand the value of providing our customers with the option to rebuild their own engines. With that in mind, we present a budget-friendly alternative to our full in-house engine builds: the D&J HP...

D&J 12v HP Reman Block At D&J Precision Machine, we understand the value of providing our customers with the option to rebuild their own engines. With that in mind, we present a budget-friendly alternative to our full in-house engine builds: the D&J HP Reman...

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Performance Series 6.7 Block At D&J Precision Machine, we understand the value of providing our customers with the option to rebuild their own engines. With that in mind, we present a budget-friendly alternative to our full in-house engine builds: the Performance Series Block. Key...

Billet Stage 2 Intake Manifold   The Billet Stage 2 Intake Manifold is specifically designed for our Stage 2 cylinder heads. It is available with either 5.9 intake and fuel setups or 6.7 intake and fuel setups. These intakes utilize the stock intake horn...

Waterman Direct Drive Setup   No need to buy a whole new system when you can just buy the kit! Our Billet Direct Drive setup eliminates the complication of two electric lift pumps. It is capable of 300 GPH and engine dyno-proven to support...

D&J Precision Machine Performance Series 5.9 Cummins Long Block   Our Performance Series 5.9 Cummins Long Blocks come fully assembled from the oil pan to the rocker box with our X-Beam Stock Length Billet Rods and our Stage 2 High-Performance Cylinder Head. We custom-build...

Stage 3 6.7L Cummins Performance Head Our Stage 3 Cummins Performance Head is designed for extreme high performance. It includes everything in our Stage 2 Cummins Performance Head, along with a D&J Stage 3 Billet Intake Manifold, oversize super alloy intake and exhaust valves,...

Stage 2 P-Pump Cummins Performance Head   Our Stage 2 P-Pump Cummins Performance Head is designed for the performance enthusiast. It includes everything in our Stage 1 Cummins Performance Head plus a D&J Stage 2 P-Pump Billet Intake Manifold, thread-in soft plugs in the...