Mahle HS55351 Engine Cylinder Head Gasket Set

Engine sealing for GM trucks and vans

Mahle HS55351 is a cylinder head gasket set for select Chevrolet and GMC applications. It is built for engine sealing service where dependable compression control and leak resistance are required.

Key features

• Cylinder head gasket set for engine sealing repairs
• Fits select Chevrolet Express 2500 and Express 3500 models, N/A
• Fits select GMC Savana 2500 and Savana 3500 models, N/A
• Fits select Chevrolet Silverado 1500 and GMC Sierra 1500 models, N/A
• MAHLE sealing products are trusted by OEMs and technicians worldwide

Detailed description

Mahle HS55351 is an engine cylinder head gasket set used in sealing service on compatible Chevrolet Express, GMC Savana, Chevrolet Silverado 1500, and GMC Sierra 1500 applications. The part number HS55351 is associated with 2014-2023 coverage across the listed models, with the 2018-2023 Express and Savana applications calling for cylinder head bolt replacement and the 2020-2021 Silverado 1500 and Sierra 1500 applications also noting cylinder head gasket set service. MAHLE gasket technology is widely used in OEM and technician repair environments for sealing performance in engine rebuild and head gasket repair work.

This part cross-references no listed interchange numbers for the same application.

Common repair uses

• Head gasket leakage during engine service
• Compression loss related to sealing failure
• Coolant or combustion sealing concerns at the cylinder head
• Engine teardown work requiring gasket replacement

Installation notes and tips

Verify engine code and application details before installation. Follow the fitment notes for each vehicle, especially the cylinder head bolt replacement recommendation on 2018-2023 Express and Savana models and 2020-2021 Silverado 1500 and Sierra 1500 models. Clean all mating surfaces thoroughly and inspect the cylinder head and block for warpage or damage before assembly.

Quality assurance

MAHLE gaskets are recognized for sealing products used by OEMs and professional technicians. Part number HS55351 is built for service applications where accurate engine sealing is required.