Industrial Injection Chevrolet LB7 Stock Remanufactured Heads New Valves / Guides / Seals

These Industrial Injection remanufactured cylinder heads start with a stock LB7 head casting, but they’ve been brought back to life with a full set of new valves, guides, and seals. This means you’re getting a solid foundation for your engine rebuild, with all the wear-prone components replaced. They’re designed to fit your 2001-2004 Chevrolet Silverado 2500 HD, 3500, or GMC Sierra 2500 HD, 3500, giving you a direct replacement for your original heads.

When you’re rebuilding the top end of your Duramax LB7 engine, starting with quality heads is crucial. Industrial Injection takes these stock castings and meticulously remanufactures them. They ensure the surfaces are flat and clean, and then install brand-new valves, valve guides, and seals. This attention to detail helps ensure proper sealing and oil control, which are vital for engine health and performance. Because they are remanufactured to stock specifications, they offer a straightforward installation process, making them a practical choice for restoring your truck's engine.

This set includes both the left and right cylinder heads, ready to be installed. Please note that these heads are not CARB approved and cannot be shipped to California. If you're looking to get your LB7 engine running strong again with reliable components, these remanufactured heads are a well-built option.