GM LMM/LLY Duramax

Sunday, January 28th, 2024

Engineered with advanced MLS (Multi-Layer Steel) technology, the MLX kit ensures robust and reliable performance. This kit provides a tight seal, preventing leaks and promoting optimal combustion efficiency. The Cometic Gasket MLX Top End Kit is a testament to precision engineering and durability, enhancing the overall reliability of Duramax engines.

Engine Specifications:

• Type: 6.6L V-8 Turbo-Diesel
• Displacement: 403 cu. În.
• Compression Ratio 17.5:1
• Valves Per Cylinder: 4
• Bore x Stroke: 4.055 in.(103 mm) x 3.897 in. (99 mm)

Top End Gasket Kit

Head Gasket Material: MLX
Head Gasket Thickness: .047”
Head Gasket Bore: 4.130”

Part No: PRO3011T
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Top End Gasket Kit

Bottom End Gasket Kit

Part No: PRO3011B
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Bottom End Gasket Kit

Applications

Chevrolet

• C4500 Kodiak (2007)
• C5500 Kodiak (2007)
• Express 2500 (2007-2010)
• Express 3500 (2007-2010)
• Express 4500 (2010)
• Silverado 2500 HD (2007-2010)
• Silverado 3500 HD (2007-2010)

GMC

• C5500 Topkick (2007)
• Savana 2500 (2008-2010)
• Savana 3500 (2008-2010)
• Savana 4500 (2010)
• Sierra 2500 HD (2007-2010)
• Sierra 2500 HD Classic (2007)
• Sierra 3500 HD (2007-2010)