Long Block

Choate Engineering Performance builds high-performance 5.9 Cummins Long Block Marine Diesel Engines for strength, reliability, and maximum power. These long block assemblies feature precision-machined components for durability and top performance in demanding conditions. Perfect for motorsports, off-roading, and heavy-duty use, they deliver the reliability needed in tough environments.

Upgrade your vehicle’s performance with a Choate Engineering long block diesel engine—designed to push the limits of power and endurance!

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