Mahle GS33615 Engine Cylinder Head Bolt Set

Mahle GS33615 Cylinder Head Bolt Set

The Mahle GS33615 engine cylinder head bolt set is built to OEM Standard for secure cylinder head fastening during engine service. This steel, hex-head, torque-to-yield bolt set is used in applications where precise clamping force and reliable sealing are critical.

Compatible with select Buick Lucerne, Chevrolet Impala, Chevrolet Malibu, Pontiac G6, and Saturn Vue applications, the GS33615 is a fitment-based solution for engine rebuilds and head gasket service. Mahle sealing and engine hardware products are trusted by OEMs and technicians for consistent results.

Key Features

• Part number GS33615
• Engine cylinder head bolt set for OEM Standard service applications
• Steel fastener construction with hex head style
• Torque-to-yield design for controlled clamping force
• Washers not included
• Cross-reference: FEL-PRO ES 72230

Detailed Description

Mahle GS33615 is an engine cylinder head bolt set engineered for applications that require torque-to-yield fasteners. These bolts are designed to be tightened to a specified torque-and-angle procedure, helping maintain proper cylinder head clamping during head gasket replacement, cylinder head repair, or engine rebuild work. The steel construction and OEM Standard grade support dependable fitment in the listed vehicle applications, including Chevrolet Impala, Chevrolet Malibu, and Pontiac G6 models.

Use the GS33615 when servicing engines that call for this exact fastener specification. The hex head style supports standard service-tool engagement, and the set is intended for direct replacement in the confirmed fitment range. Mahle GS33615 is also a practical match for technicians searching for a cylinder head bolt set for 2006-2011 Chevrolet Impala, 2006-2010 Chevrolet Malibu, or 2006-2010 Pontiac G6 engine repair.

What This Part Helps Address

• Loose or uneven cylinder head clamping after engine teardown
• Head gasket sealing issues caused by worn or stretched fasteners
• Fastener replacement during cylinder head removal and reassembly
• Engine repair jobs requiring torque-to-yield cylinder head bolts
• Service needs for Buick Lucerne, Chevrolet Impala, Chevrolet Malibu, Pontiac G6, Saturn Vue, and related listed applications

Installation Notes and Tips

Follow the factory torque sequence and torque-angle procedure for the engine being serviced. Torque-to-yield bolts are tightened beyond the initial torque stage, so reuse is not recommended unless the service procedure specifically allows it. Verify engine code and application details before installation, and inspect the cylinder head and gasket surfaces for flatness and cleanliness before final assembly.

Quality Assurance

Mahle supplies sealing and engine hardware products used by OEMs and professional technicians worldwide. The GS33615 is manufactured to OEM Standard specifications for the listed applications and is intended for service work that requires accurate cylinder head fastener performance.