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 
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Engine Gaskets & Seals

Engine gaskets and seals for 1994–1998 5.9L Cummins Marine engines prevent fluid leaks and maintain pressure integrity. They seal joints between critical components like the cylinder head, oil pan, and intake manifold. High-grade materials resist thermal cycling, vibration, and saltwater corrosion. Proper sealing preserves compression and prevents coolant and oil contamination. Failing gaskets cause overheating, pressure loss, and mechanical damage. Marine-rated designs ensure long-lasting durability in harsh conditions. Inspect seals regularly and replace worn components promptly. Protect your engine’s performance—upgrade to high-quality gaskets and seals today.