Industrial PDM-LMLSTKLB Stock Long Block | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Features:

• Fits 2011–2016 6.6L Duramax LML engines
• Includes performance pistons for added durability
• Keyed crankshaft and camshaft for strength
• New oil cooler and oil pump installed
• Comes with new water pump for reliability
• Internally balanced crankshaft available on request
• Fully rebuilt cylinder heads included
• New steel valve guides for extended lifespan
• New valves installed for consistent performance
• Heads are milled and surfaced to spec
• Built to meet or exceed OEM specifications
• Perfect for stock or lightly modified trucks

Get Your LML Back On The Road With Confidence

When your 2011–2016 Duramax LML engine starts to show its age, the Industrial PDM-LMLSTKLB Stock Long Block gives you a rock-solid foundation to build your truck back better than ever. This long block isn’t just about replacement—it’s about restoring your rig with quality you can rely on for the long haul. Featuring performance pistons, a keyed crankshaft and camshaft, and a fully rebuilt cylinder head assembly, this engine comes packed with the upgrades that help extend life and boost reliability. You also get fresh components where it counts most, including a new oil cooler, new oil pump, and a new water pump. Whether you’re towing heavy loads or just want your daily driver to feel strong and dependable again, this long block delivers stock drivability with durability built in. Every component is matched and assembled with care, ensuring smooth operation and compatibility with your factory electronics and emissions systems. It’s the smart choice for anyone who wants to replace, not gamble, with their LML powertrain.

Engineered For Precision Assembly And OEM Ready Performance

The Industrial Injection PDM-LMLSTKLB Stock Long Block is built for 2011–2016 GM Silverado and Sierra 2500HD and 3500HD trucks powered by the 6.6L Duramax LML. At its core, this crate engine uses performance pistons and a keyed crankshaft and camshaft to eliminate the common rotational failures seen in higher-mileage engines. It’s assembled with a new oil cooler, oil pump, and water pump to ensure long-term reliability in the most demanding applications. The heads are fully rebuilt using stock castings and upgraded with new steel valve guides and valves, then precision milled and surfaced for proper sealing. For customers looking for smoother operation, an internally balanced crankshaft option is available. Everything is spec’d to OEM tolerances and designed to drop in with your factory fuel system and electronics without additional tuning. This long block is ideal for stock or mildly upgraded trucks and is perfect for techs or builders who demand consistent, predictable quality. With every piece focused on reliability, this engine is ready for whatever you throw at it.

Fits: 2011, 2012, 2013, 2014, 2015, 2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Notes:

• Built as a stock replacement for LML Duramax engines
• Designed for 2011–2016 Silverado and Sierra 2500HD/3500HD
• Performance pistons used for enhanced durability
• Keyed crankshaft and camshaft prevent timing slip
• Comes equipped with a new oil cooler and oil pump
• Includes a new water pump for optimal cooling
• Internally balanced crankshaft option is available
• Heads are rebuilt with new valves and steel guides
• Heads are milled and surfaced for proper sealing
• Drop-in ready long block designed for OEM fitment