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
Cylinder heads for the 2019–2024 6.7L Cummins Marine engine deliver strength, precision, and thermal control. They use high-grade cast materials to handle extreme heat and pressure. Optimized ports boost airflow and improve combustion. Reinforced valve seats and guides hold up under heavy loads. Improved coolant passages reduce the risk of warping. These heads support reliable, high-output performance in saltwater and freshwater use.
Building engines the way the OEM factory should have in the first place.
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