Pioneer Cables S-138-B Engine Cylinder Head Bolt Set

Engine Cylinder Head Bolt Set for Oldsmobile

Pioneer Cables S-138-B is an engine cylinder head bolt set for select Oldsmobile applications. It is built for engine rebuild and remanufacturing work where dependable fasteners are required for proper cylinder head retention.

Key Features

• Engine cylinder head bolt set for select Oldsmobile models
• Compatible with 1987-1995 Oldsmobile Calais, Cutlass Calais, Cutlass Supreme, and Achieva applications
• From Pioneer Automotive Industries, a supplier of engine fasteners used by engine builders and remanufacturers
• Part number S-138-B for catalog and fitment lookup
• Engine hardware category item for rebuild-focused service work

Product Details

Pioneer Cables S-138-B is part of Pioneer Automotive Industries’ engine fastener program, which covers replacement and performance-grade studs, bolts, nuts, and related components. This cylinder head bolt set is intended for Oldsmobile engines in the 1987-1995 model years listed below, including Oldsmobile Calais, Cutlass Calais, Cutlass Supreme, and Achieva. If you are sourcing an Oldsmobile cylinder head bolt set S-138-B for engine service, this part provides a direct catalog match for the specified applications.

This part cross-references no listed aftermarket part numbers in the provided data.

Vehicle Fitment

• Fits 1987 Oldsmobile Calais, N/A
• Fits 1988-1991 Oldsmobile Cutlass Calais, N/A
• Fits 1990-1991 Oldsmobile Cutlass Supreme, N/A
• Fits 1992-1995 Oldsmobile Achieva, N/A

Common Uses

• Replacing worn or damaged cylinder head bolts during engine rebuilds
• Restoring proper fastener service in Oldsmobile engine repair work
• Supporting cylinder head service on Calais, Cutlass Calais, Cutlass Supreme, and Achieva engines
• Matching the correct fastener set for remanufacturing and overhaul jobs

Installation Notes

Verify engine code, head style, and application details before installation. Follow the factory service procedure for bolt sequence, tightening stages, and torque specifications. Inspect mating surfaces and threads before assembly, and replace any fasteners that show stretching, corrosion, or thread damage.

Quality Assurance

Pioneer Automotive Industries supplies engine fasteners used by professional engine builders and remanufacturers, with a product range focused on standard replacement and higher-performance applications.