SKP SKHB141 Engine Cylinder Head Bolt

Engine Cylinder Head Bolt for GM 3.8L Applications

SKP SKHB141 is an engine cylinder head bolt for select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. It is a direct-fit hardware replacement for common GM applications that require accurate cylinder head clamping during engine service.

• Engine cylinder head bolt for GM V6 applications
• Fits 1997-2005 Buick LeSabre, Park Avenue, Regal, and Riviera
• Fits 2000-2005 Chevrolet Impala and 1998-2005 Chevrolet Monte Carlo
• Fits 1997-2005 Pontiac Bonneville and Grand Prix
• SKP part number SKHB141 for service and repair matching

Fitment Details

Compatible With 2005 Buick LaCrosse, N/A. Fits 1997-2005 Buick LeSabre, N/A. Fits 1997-2005 Buick Park Avenue, N/A. Fits 2000-2005 Chevrolet Impala, N/A. Fits 1998-2005 Chevrolet Monte Carlo, N/A. Fits 1997-2005 Pontiac Bonneville, N/A. Fits 1997-2005 Pontiac Grand Prix, N/A. Fits 1997-2004 Buick Regal, N/A. Fits 1998-1999 Chevrolet Lumina, N/A. Fits 1997-1999 Oldsmobile 88, N/A. Fits 1998-1999 Oldsmobile Intrigue, N/A. Fits 1997-1999 Oldsmobile LSS, N/A. Fits 1997-1998 Oldsmobile Regency, N/A. Fits 1997 Buick Riviera, N/A.

What This Part Is Used For

• Replacing stretched, damaged, or corroded cylinder head bolts
• Restoring proper cylinder head clamping during engine repair
• Addressing head gasket service on GM 3.8L-era platforms
• Supporting reassembly after cylinder head removal

Installation Notes

Verify engine code and original fastener specifications before installation. Clean threaded holes thoroughly, follow the factory tightening sequence, and use the torque procedure specified for the vehicle service manual. Because cylinder head bolts are critical fasteners, inspect the head, gasket surface, and threads before reassembly.

Quality Assurance

SKP replacement hardware is cataloged for direct application matching. This part cross-references APEX Automobile Parts Inc AHB359 and OE-style references 25533811 and ES74033 for the same application.