Profleet Valve Cover Gasket, Rocker Cover Seal for Det Diesel Series 60 12.7L & 14.0L Engines Heavy Duty Trucks, Replaces 23539103

Engineered for Leak-Free Valve Train: The DDE 23539103 Valve Cover Gasket. This is one genuine DDE 23539103 Valve Cover Gasket, a specialized, perimeter seal crucial for the proper operation and cleanliness of the Det Diesel Series 60 engine. The gasket's primary role is to create a perfect, oil-tight barrier between the rocker cover (or valve cover module) and the cylinder head. This prevents lubricating engine oil from escaping the top end of the engine while simultaneously protecting the internal components from external contamination. The 23539103 is manufactured from a high-quality rubber composite known for its excellent flexibility and resistance to high temperatures and chemical degradation from engine oil. Replacement of this gasket is mandatory when removing the rocker cover for valve adjustments or injector service. A compromised or hardened gasket is the leading cause of messy oil leaks in the engine compartment. Cross-references of the product: Det Diesel 23539103, DDE 23539103, PAI 13184, NEWSTR S-20655, Dormn 23539103, and supersedes 23522269. The superior design of DDE 23539103 guarantees a reliable seal, prevents oil loss, and is key to maintaining the performance and longevity of your Series 60 engine. Characteristics: ⦁ Part Type: Valve Cover Gasket / Rocker Cover Seal ⦁ OEM Part Number: 23539103 ⦁ Material: Rubber/Polymer (Black) ⦁ Approximate Length: 1029 mm (40.5 in) ⦁ Compatible Engines: Det Diesel Series 60 (12.7L & 14.0L)

• DIMENSIONS AND MATERIAL: Gasket features a long, perimeter length of approximately 40.5 inches (1029 mm). Constructed from durable, high-resilience Black Rubber material resistant to hot engine oil.
• SEALS VALVE COVER MODULE: Specifically engineered to seal the rocker cover module to the cylinder head, preventing oil leaks from the valve train area caused by engine movement and heat.
• CROSS REFERENCES: Direct OEM quality replacement for Det Diesel 23539103, supersedes 23522269, and cross-references to PAI 13184, NEWSTR S-20655, and DORMN 23539103.
• COMPATIBLE ENGINES: Essential sealing component for Det Diesel Series 60 engines, fitting both the 12.7L and 14.0L versions commonly found in Freightlner and West Star trucks.
• LONG-TERM RELIABILITY: Designed to maintain its sealing integrity under long-term engine vibration and thermal cycling, ensuring engine cleanliness and optimal lubrication.