Apex AHB398 Engine Cylinder Head Bolt Set

Engine Cylinder Head Bolt Set for GM V6 Applications

The Apex AHB398 engine cylinder head bolt set is a direct-fit hardware solution for select GM vehicles with compatible V6 engine applications. It is built for engine service work where cylinder head fastener replacement is required during teardown and reassembly.

• Engine cylinder head bolt set for service and rebuild applications
• Fits 2006-2011 Buick Lucerne, N/A
• Fits 2006-2011 Chevrolet Impala, N/A
• Fits 2006-2010 Chevrolet Malibu, N/A
• Fits 2006-2010 Pontiac G6, N/A
• Fits 2008-2010 Saturn Vue, N/A
• Fits 2006-2008 Chevrolet Uplander, N/A
• Fits 2007-2008 Saturn Aura, N/A
• Fits 2006-2007 Buick Terraza, N/A
• Fits 2006-2007 Chevrolet Monte Carlo, N/A
• Fits 2006-2007 Saturn Relay, N/A
• Fits 2006 Pontiac Montana, N/A

Use Apex AHB398 when replacing cylinder head bolts during engine repair on Buick Lucerne, Chevrolet Impala, Chevrolet Malibu, Pontiac G6, and related GM platforms. This part number, AHB398, is intended for applications where the original head bolts are removed and new fasteners are needed for proper reassembly. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Repair Uses

• Replacing stretched or torque-to-yield cylinder head bolts during head gasket service
• Addressing head sealing concerns after engine disassembly
• Restoring proper clamping force in cylinder head repair work
• Supporting rebuilds on GM cars and crossovers with listed fitment

Installation Notes

Confirm engine code and fastener requirements before installation, since cylinder head bolt specifications can vary by engine family. Follow the vehicle service manual for tightening sequence, torque stages, and any angle-tightening procedure. Clean threaded holes and mating surfaces before assembly, and verify fitment for the exact year, make, and model before starting the repair.

Quality Assurance

Apex AHB398 is cataloged as an engine hardware replacement part for the listed GM applications. Verify all engine and vehicle details against the service information for your repair.