Industrial Injection Chevrolet 14 mm Duramax Gorilla Girdle .500 Thick LB7 / LLY / LBZ / LMM

This is the Industrial Injection 14 mm Duramax Gorilla Girdle, a robust reinforcement for your Chevrolet or GMC Duramax diesel engine. Specifically designed for the LB7, LLY, LBZ, and LMM engine families, this girdle adds significant strength to the main bearing caps. If you're pushing your Duramax hard, whether for towing, competition, or just heavy-duty work, reinforcing the bottom end is a smart move to prevent cap walk and potential crankshaft damage under high loads.

What sets this girdle apart is its substantial 0.500-inch thickness. This isn't a thin piece of metal; it's a solid, well-built component designed to tie all six main bearing caps together. By doing this, it distributes the immense forces generated during combustion more evenly across the entire block. This helps keep the crankshaft running true, even when you're dealing with increased horsepower and torque. The 14 mm bolt pattern ensures a secure and precise fit, integrating seamlessly with your engine's existing structure. This part is a popular choice for builders looking to ensure the longevity of their high-performance Duramax builds.

Included with the girdle are all the necessary components for installation, ensuring you have what you need to get the job done. This includes the girdle itself, along with the required hardware. While installation involves removing the oil pan and potentially the crankshaft, it's a straightforward process for anyone familiar with engine work. This girdle is a critical component for anyone serious about building a Duramax engine that can handle significant power and endure demanding use.