Current Lead Times: In Stock Engines Ship Same or Next Day - Out of Stock: 1-3 Weeks on Most Long Block Engines; 3-5 Days on Heads – *call us for more exact lead times for your specific build
Choate Engineering Performance provides high-performance long block 6.6 Duramax diesel engines, engineered for strength, reliability, and maximum power. These long block assemblies are built with precision-machined components to ensure durability and optimal performance under demanding conditions. Ideal for motorsports, off-road, and heavy-duty applications, they deliver the reliability needed for tough environments.
Enhance your vehicle’s performance with a Choate Engineering long block diesel engine—designed to push the limits of power and endurance!
Building engines the way the OEM factory should have in the first place.
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