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 fit. Performance Cummins long blocks can be painted any color and are shipped pre-lubed with break-in oil and filter included.

Available for all year and model Cummins applications. The base price is for 24v Common Rail 07 - 12.

Shipping of engines varies for each purchase. Cores can be sent in beforehand to eliminate the core charge of $3000.00*

Optional Upgrades

• Filled Block and/or Cylinder Head
• Billet Main Caps 
• D&J Waterman Direct Drive Lift Pump 
• Billet Roller Cam And lifters 
• Stage 4 Billet Runner Intake Upgrade 
• Dry-sump Oil System 
• Shaft Mount Roller Rockers 
• Billet Cummins Crank 

* Cores must include usable block, crank, cylinder head, oil pan and bolts, pickup tube, timing gear housing, timing gear housing cover and bolts, rear seal housing and bolts, piston cooling nozzles, and bolts, lower rocker box and bolts. Injector wiring harness and bell housings are preferred so the engine stays sealed in shipping. If there are issues with any core part you will NOT be charged the full core amount, just the amount to replace the bad part. Our core charge is based on re-manufactured parts.