MPA Electrical 8156603 Alternator

Remanufactured 100 Amp Alternator

MPA Electrical part number 8156603 is a remanufactured 12-volt alternator built for charging-system service on select Buick, Chevrolet, Oldsmobile, and Pontiac applications. It features a 100 amp output, internal fan, internal regulator, clockwise rotation, and a 6-groove serpentine pulley for direct replacement use where the original unit matches these specifications.

Key Features

• 100 amps output for stable charging performance
• 12-volt alternator with internal regulator
• Internal fan design
• Clockwise rotation
• 6-groove serpentine pulley
• Delco manufacturer specification
• Remanufactured by MPA Electrical

Detailed Description

This MPA Electrical remanufactured alternator, part number 8156603, is built to match the electrical and mechanical requirements of the original charging unit used in select GM vehicles. The unit is specified with a 3:00 clock position and is listed with Delco manufacturer data, making it a strong match for applications that require a 100 amp alternator with internal regulation and a serpentine belt drive. It is a direct-fit option for 1997 Buick Century with RPO Code K60 and SFLP plug, 1995-1997 Chevrolet Lumina, 1995-1997 Chevrolet Monte Carlo, 1994-1997 Oldsmobile Cutlass Supreme, 1994-1997 Pontiac Grand Prix, 1994-1996 Buick Regal, and 1993 Oldsmobile Cutlass Supreme with internal fan.

For search relevance, this alternator is commonly referenced for Buick Century alternator replacement, Chevrolet Lumina charging system repair, and Pontiac Grand Prix alternator service. The part number 8156603 also helps confirm the correct remanufactured replacement when comparing OE-style charging components.

This part cross-references Anchor 8161 for the same application.

What This Alternator Helps Address

• Battery warning light caused by low charging output
• Dim lights or electrical instability at idle
• Charging system failure from a worn alternator
• Noise or bearing wear in the original unit
• Voltage irregularities affecting vehicle electrical operation

Installation Notes and Tips

• Verify the 6-groove serpentine pulley, clockwise rotation, and 3:00 clock position before installation.
• Confirm the vehicle uses a 100 amp alternator and internal regulator configuration.
• Check connector style and application details, especially on the 1997 Buick Century with RPO Code K60 and SFLP plug.
• Inspect the belt, battery, and charging circuit before installing the replacement alternator.
• Compare the original unit to part number 8156603 to confirm fitment on Buick Regal, Chevrolet Monte Carlo, and related GM models.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to meet the listed application specifications for fit and function. This alternator is identified by part number 8156603 and is intended for confirmed GM fitments including Buick Century, Chevrolet Lumina, Chevrolet Monte Carlo, Oldsmobile Cutlass Supreme, Pontiac Grand Prix, and Buick Regal.