Black's Diesel Performance Home Of The Original 6.4 Cummins
  • 6.4L Big Bore Long Rod CR Cummins Competition Engine


    This is our most popular build.  It works just as well as a 600hp tow engine as it does in a full race or pull truck.  Below are the standard options on this build.

    • Billet Long Rods
    • Custom Pistons
    • ARP Main Studs/HD Girdle
    • Performance Bearings
    • Custom Clearancing
    • Custom Camshaft
    • Balanced Rotating Assy
    • ARP 625 Studs
    • HD Valve Springs & Pushrods
    • Ported/Bowl Blended Head
    • B&B Tooling Billet Intake
    • Performance Valve Job
    • New Oil Pump
    • New Water Pump
    • New Crankshaft Seals
    • New Oil Cooler
    • Fluidampr