Apex AHB359 Engine Cylinder Head Bolt Set

Apex AHB359 Cylinder Head Bolt Set

The Apex AHB359 engine cylinder head bolt set is built for direct-fit service on a wide range of GM V6 applications. It is a practical choice for head gasket service, top-end rebuilds, and other engine repairs on Buick, Chevrolet, Pontiac, and Oldsmobile models.

Key Features

• Engine cylinder head bolt set for GM applications
• Fits 1995-2009 Buick, Chevrolet, Pontiac, and Oldsmobile vehicles
• Part number AHB359 for ordering and application matching
• Supports cylinder head service on 3.8L-style engine repair jobs
• Compatible with multiple Buick LeSabre, Pontiac Grand Prix, and Chevrolet Impala applications

Fitment Coverage

• Fits 2005-2009 Buick LaCrosse, N/A
• Fits 2006-2008 Buick Lucerne, N/A
• Fits 1997-2008 Pontiac Grand Prix, N/A
• Fits 1996-2005 Buick LeSabre, N/A
• Fits 1995-2005 Buick Park Avenue, N/A
• Fits 2000-2005 Chevrolet Impala, N/A
• Fits 1998-2005 Chevrolet Monte Carlo, N/A
• Fits 1995-2005 Pontiac Bonneville, N/A
• Fits 1996-2004 Buick Regal, N/A
• Fits 1995-2002 Chevrolet Camaro, N/A
• Fits 1995-2002 Pontiac Firebird, N/A
• Fits 1995-1999 Buick Riviera, N/A
• Fits 1998-1999 Chevrolet Lumina, N/A
• Fits 1995-1999 Oldsmobile 88, N/A
• Fits 1998-1999 Oldsmobile Intrigue, N/A
• Fits 1996-1999 Oldsmobile LSS, N/A
• Fits 1997-1998 Oldsmobile Regency, N/A
• Fits 1995-1996 Oldsmobile 98, N/A

What It Is Used For

• Replacing stretched or damaged cylinder head bolts during engine teardown
• Restoring proper clamping force after a head gasket failure
• Supporting cylinder head reassembly after machining or inspection
• Addressing coolant loss, compression loss, or combustion sealing issues tied to head service

Installation Notes and Tips

Verify engine code and application details before installation. Clean the cylinder head and block mating surfaces thoroughly, follow the factory tightening sequence, and use the specified torque procedure for the engine being serviced. For fitment confirmation, reference the vehicle listing for your Buick LeSabre, Chevrolet Impala, or Pontiac Grand Prix application and match it to part number AHB359.

Quality Assurance

Apex identifies this component by part number AHB359 for application-specific engine service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.