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 builds high-performance 5.9 Cummins Long Block Diesel Marine Engines for unmatched strength, reliability, and power. Each assembly uses precision-machined parts to handle demanding conditions and deliver consistent, hard-working performance. Whether you’re racing, hauling, or off-roading, these engines hold up under pressure.
Upgrade to a Choate long block and give your build the power and endurance it needs to go further and last longer.
Building engines the way the OEM factory should have in the first place.
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