Upper Engine Gasket Set Cummins 5473319 | 547331900, C5473319, CU5473319

Premium Upper Engine Gasket Set for Cummins QSL 8.9 and ISL 8.9 / 9 Engines

The Cummins 5473319 upper engine gasket set is engineered to provide a reliable, high-durability seal for the upper portion of your heavy-duty diesel engine. Designed specifically for Cummins QSL 8.9, ISL 8.9, and ISL 9 engines, this comprehensive kit contains all the essential gaskets, seals, and O-rings required to complete a top-end overhaul or cylinder head repair. This part is also available under the numbers: 547331900, C5473319, CU5473319, and CUM5473319.

Constructed from advanced materials that withstand extreme temperatures and high combustion pressures, this gasket set prevents oil, coolant, and compression leaks. Whether you are performing routine maintenance or a major top-end rebuild, using a high-quality gasket kit ensures optimal engine performance, reduced downtime, and extended service life for your commercial vehicle or industrial equipment.

Key Features & Benefits

• Comprehensive Kit: Includes cylinder head gaskets, valve cover gaskets, manifold gaskets, and necessary O-rings for a complete upper engine service.
• Engineered for Durability: Manufactured to meet or exceed rigorous industry standards, ensuring excellent resistance to thermal expansion and chemical degradation.
• Perfect Fitment: Designed specifically for Cummins 8.9L and 9L engine platforms, guaranteeing hassle-free installation and a precise seal.
• Prevents Costly Leaks: Restores the integrity of your engine’s sealing surfaces to prevent fluid loss and maintain proper compression.

Engine Compatibility

• Cummins ISL 8.9
• Cummins ISL 9
• Cummins QSL 8.9

Cross-Reference / Interchange Part Numbers

This part replaces / is interchangeable with the following part numbers:

• 5473319
• 547331900
• C5473319
• CU5473319
• CUM5473319
• M-5473319