Applications

Our Precision Plus Reman long blocks are a budget friendly option to get your truck back on the road. We have many upgrades available if you are looking for more out of your engine. This engine only takes care of the common issue with valve seats falling out on the cylinder head and freeze plugs blowing out filling the crankcase with coolant. If you are looking for the next step up check out our Heavy Hauler line for the ultimate in work truck and towing performance.

Product Features

  • Fully Assembled Long Block: Each unit comes fully assembled, including the oil pan and front timing cover, for a hassle-free installation.
  • Thoroughly Inspected and Machined: Our blocks undergo rigorous inspection, crack checking, and machining. We ensure every threaded hole is tapped, each block is CNC blueprinted, bored, honed, and deck surfaced.
  • Quality Components: A proven combination of new Pistons, bolts, bearings, gaskets, and more, are used for superior performance.
  • Expertly Reconditioned: Components like cam, connecting rods, and cylinder heads are meticulously reconditioned for reliability.
  • Advanced Cylinder Head Design: Our HP Reman Cylinder Heads feature new heavy-duty valve seats, bronze guides, and high-performance CNC valve jobs, along with thread in soft plugs under the valve cover ensuring the best reliability.
  • Strict Quality Control: Multiple inspections throughout the process by our skilled team members ensure unparalleled quality.
  • Ready-to-Install: Pre-lubed with break-in oil and filter, our long blocks are ready for immediate installation.
  • Quality Assurance: Every engine gets spun up to verify it makes oil pressure. We pressure check the crankcase, and cooling system to check for leaks to ensure a quick and easy install process.

Optional Upgrades

Enhance your engine with optional upgrades like D&J Billet parts, ARP 625 head studs, HD valve springs, and more.

Core Exchange Program

Send in your core components ahead of time and save on the core charge. Our fair core charge policy is based on the condition of the parts, ensuring transparency and customer satisfaction.

Why D&J Precision Machine?

  • Expert Craftsmanship: With years of experience in the industry, we understand what your diesel engine needs.
  • Customer-Centric Approach: We believe in building products that meet and exceed your expectations.
  • Quality Assurance: Every product undergoes stringent quality checks to ensure it meets our high standards.
  • Worldwide Shipping: We offer reliable shipping options throughout the world.
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    5.9 COMMON RAIL CUMMINS PRECISION PLUS REMAN LONG BLOCK

    5.9 Common Rail Cummins Precision Plus Reman Long Block Our 5.9 Common Rail Cummins Precision Plus Reman Long Blocks come fully assembled, including the oil pan and front timing cover. We use only the best products from our years of experience in the high-performance...
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    6.7 COMMON RAIL CUMMINS PRECISION PLUS REMAN LONG BLOCK

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