Seal the combustion, coolant, and oil passages between the right cylinder head and the block with the MAHLE Engine Cylinder Head Gasket 54661. It drops in as a direct-fit replacement for the V6-3.6L found across a long list of GM applications, including the 2005-2008 Buick LaCrosse, 2008-2023 Buick Enclave, 2010-2015 Chevrolet Camaro, 2009-2023 Chevrolet Traverse, and 2007-2016 GMC Acadia — see the Buyer's Guide tab for the full list of 32 applications.
- Material: Multi-Layered Steel construction.
- Dimensions: 0.05 in (1.35 mm) thickness with a 3.74 in (94.98 mm) cylinder bore diameter.
- Grade: OEM Standard.
- Install notes: The head bolts are torque-to-yield and cylinder head bolt replacement is recommended; gasket sealant is not included.
This is the RIGHT-side cylinder head gasket. The listed applications use one gasket per head; it is sold individually. Consult the vehicle service information for the correct fasteners, whether they may be reused, and the proper torque procedure. Country of origin: Taiwan.
Interchange: 26377 PT · 26377PT · 12624743 · 12634479 · 11140-78811 · 1114078811 · 11403-78838 · 1140378838. Manufacturer part number 54661.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
Where does this gasket install?
It is the right-side cylinder head gasket, sealing between the right cylinder head and the engine block to contain combustion pressure, coolant, and oil between the two surfaces.
What is the gasket made of?
Multi-Layered Steel construction, in OEM Standard grade, with a stated thickness of 0.05 in (1.35 mm) and a 3.74 in (94.98 mm) cylinder bore diameter.
Do I need new cylinder head bolts?
The head bolts are torque-to-yield and cylinder head bolt replacement is recommended. Consult the vehicle service information for the correct fasteners and torque procedure.
Is gasket sealant included?
No, gasket sealant is not included. Follow the vehicle service procedure for the correct installation method for this Multi-Layered Steel gasket.
Will this fit my vehicle?
It fits the V6-3.6L in many GM applications, such as the Buick Enclave, Chevrolet Camaro and Traverse, and GMC Acadia. See the Buyer's Guide tab for the complete list.
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