INDUSTRIAL INJECTION PDM-SSRLB DODGE SHREDDER SERIES RACE LONG BLOCK — 2003–2018 RAM 2500/3500 5.9L/6.7L CUMMINS

Push past the limits. The Industrial Injection Shredder Series Race Long Block (SKU: PDM-SSRLB) is a competition-ready Cummins long block built to support four-digit power with extreme durability. Purpose-built using a 6.7L block with 5.9L bore sleeves, billet internals, and fire-ringed head sealing, this engine is the no-compromise foundation for your 2003–2018 Ram 2500/3500 5.9L/6.7L Cummins race build.

Key Features

• 6.7L Cummins block with ductile iron sleeves to 5.9L bore, torque-plate honed
• Fully balanced & polished rotating assembly
• Steel or forged performance pistons (late-5.9 large bowl spec)
• 14mm silver-back girdle with ARP main studs
• Billet forged connecting rods
• Performance camshaft and oversized tappets
• Race-performance cylinder head: CNC porting, 120 lb valve springs, fire-ring grooves, stainless valves, DLC trunnions
• ARP 625 head studs, Stage 2/3 pushrods, billet valve cover
• New oil pump, oil cooler, water pump, stamped oil pan; coated main/rod bearings
• Dyno/simulation-tested short block; supports extreme horsepower when paired with proper fuel & air

What’s Included

• Complete race-prepped long block assembly as described above
• Billet freeze plugs and fluid damper

Notes

• Engine does not include turbocharger, fueling components, or side-draft intake.
• Use break-in oil for initial run-in per Industrial Injection guidance.
• A refundable core charge may apply; shipping is freight and quoted at checkout.
• Professional installation and clearances are required for competition use.

Fitment

Designed for 2003–2018 Ram 2500/3500 with 5.9L/6.7L Cummins (24V common-rail platforms). Verify accessories and brackets for your specific model year during installation.

Recommended CPP Diesel Parts

• ARP 625 Head Stud Kit (5.9L/6.7L) — maximum clamping force for high boost
• S&S Diesel 10mm High-Speed CP3 (03–18 Cummins) — race fuel supply for big power
• Billet Connecting Rods & Hardware — Carrillo, Wagler, ARP & more
• Side-Draft/Competition Intake & Racing Components — intakes, hardware, and race-focused upgrades

FAQ

Q: Is tuning required?
A: Yes. This long block is intended for racing with supporting fuel, air, and ECU calibration.

Q: Will my factory accessories bolt up?
A: Most OE front-drive accessories are compatible, but custom brackets/lines may be needed depending on turbo and dual-fuel setups.

Q: What oil should I use for break-in?
A: Follow Industrial Injection break-in procedure and use a dedicated break-in oil for initial run-in before switching to your race oil of choice.

Specifications