Product Description
Push your LB7 to the front of the pack. The INDUSTRIAL INJECTION PDM-LB7RLB GM Race Long Block is purpose-built for competition Duramax builds on 2001–2004 GM 6.6L LB7 platforms. Each engine is precision machined, balanced, and assembled with premium components to deliver maximum reliability under extreme power and RPM.
Why it wins
- Balanced & blueprinted rotating assembly
- Keyed stock crank, 14mm girdle with ARP main studs
- Wagler HD forged rods, billet alternate-firing cam, ATI damper, SunCoast flexplate
- Race-ported cylinder heads, ARP 625 head studs, 130 lb valve springs
- Competition-use design for serious durability and precision
Note: Core charge required; call or see details at checkout. Does not include valve covers, oil cooler, rocker assemblies, pushrods, additional gaskets, or any fuel/turbo components. Use Joe Gibbs break-in oil for the initial 300–500 miles.
Direct Fitment
- 2001–2004 Chevy Silverado 2500HD/3500 (6.6L LB7 Duramax)
- 2001–2004 GMC Sierra 2500HD/3500 (6.6L LB7 Duramax)
Shop more LB7 parts and supporting mods at CPP Diesel — Duramax.
Recommended Supporting Parts (from CPP Diesel)
- S&S Diesel LB7 SAC performance injectors — proven SAC nozzle durability and flow for race builds.
- ARP 230-4201 head stud kit — additional clamping for high boost.
- LB7 CP3 high-pressure pump — stable rail pressure under load.
- LB7 gasket sets & seals — complete sealing solutions for assembly.
- High-capacity oil pan — added capacity and rigidity.
FAQs
Q: Is this long block street legal?
A: It is a race/competition long block. Verify local laws for on-road use.
Q: What else do I need to complete the swap?
A: Transfer over external accessories and add fuel system/turbo components as needed for your power goals. We recommend new gaskets & seals, head studs, and a quality CP3 pump.
Q: Is there a core charge?
A: Yes, a core charge applies. Contact us for current details before ordering.
Specifications
| Brand | Industrial Injection |
|---|---|
| Part Number (SKU) | PDM-LB7RLB |
| Engine | GM 6.6L LB7 Duramax (2001–2004) |
| Configuration | Race Long Block (assembled) |
| UPC | 840256915464 |
| GTIN (14) | 00840256915464 |
| Prop 65 | WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov |
| Warranty | 1 Year (see terms) |
| Core Charge | Yes (additional) |
Emissions Notice: For competition/off-road use where permitted. Buyer is responsible for compliance with all applicable laws.
