Mahle HS55390A Engine Cylinder Head Gasket Set

Engine Sealing for Select Applications

The Mahle HS55390A cylinder head gasket set is built for engine sealing service on select Chevrolet, GMC, and Cadillac applications. It is listed for vehicles where cylinder head bolt replacement is recommended, making it a fitment-focused choice for repair work that requires dependable sealing.

Key Features

• Cylinder head gasket set for engine sealing service
• Fits select Chevrolet Camaro, Chevrolet Colorado, GMC Canyon, and Cadillac ATS applications
• Application notes call for cylinder head bolt replacement where specified
• Mahle sealing products are trusted by OEMs and technicians worldwide
• Part number HS55390A for catalog and fitment lookup

Detailed Description

Mahle HS55390A is an engine cylinder head gasket set for specific GM platforms, including Fits 2020-2023 Chevrolet Camaro, N/A; Fits 2020-2022 Chevrolet Colorado, N/A; Fits 2020-2022 GMC Canyon, N/A; Fits 2016-2019 Cadillac ATS, N/A; Fits 2016-2019 Chevrolet Camaro, N/A; Fits 2017-2019 Chevrolet Colorado, N/A; and Fits 2017-2019 GMC Canyon, N/A. The set is intended for sealing the cylinder head to the engine block during repair or rebuild work, and the fitment notes should be reviewed before installation. If you are sourcing a Mahle HS55390A gasket set for a Chevrolet Camaro, Colorado, or GMC Canyon engine repair, confirm the application details against the vehicle build information before ordering.

What It Helps Address

• Coolant or combustion leakage at the cylinder head sealing surface
• Loss of compression from a compromised head gasket
• Sealing issues during cylinder head service or engine teardown
• Repair needs where cylinder head bolt replacement is recommended

Installation Notes and Tips

Review the engine code, model year, and fitment notes before installation. The application data specifies cylinder head bolt replacement recommended on listed vehicles, so inspect related fasteners and sealing surfaces during service. Follow the vehicle service procedure for torque sequence, surface preparation, and final assembly checks.

Quality Assurance

Mahle sealing products are used by OEMs and technicians around the world, and the HS55390A follows that sealing-focused product approach. Verify fitment against the exact vehicle application before beginning engine work.