MPA Electrical 8116603 Alternator

Remanufactured 105 Amp Alternator

This MPA Electrical remanufactured alternator is built for 12-volt charging systems and delivers 105 amps for vehicles that need stable electrical output. It uses an internal regulator, an external fan, a 6-groove serpentine pulley, and clockwise rotation with a 3:00 clock position.

Fits 1992-1996 Chevrolet G10, 1992-1996 Chevrolet G20, 1992-1996 Chevrolet G30, 1992-1996 GMC G1500, 1992-1996 GMC G2500, 1992-1996 GMC G3500, 1993 Chevrolet Astro, and 1993 GMC Safari. Fits 1996 Chevrolet Express 3500 and 1996 Chevrolet G30, including heavy-duty and standard 105 amp applications where listed.

Key Features

• MPA Electrical remanufactured alternator, part number 8116603
• 105 amp output for 12-volt charging systems
• Internal voltage regulator for integrated control
• 6-groove serpentine pulley for belt-driven applications
• Clockwise rotation with 3:00 plug orientation
• External fan and Delco manufacturer design

Product Details

This remanufactured alternator is intended for Chevrolet and GMC vans and utility vehicles that use the listed Delco-style charging setup. The 105 amp rating supports vehicles with higher electrical demand, while the internal regulator helps maintain charging system operation within the vehicle’s electrical architecture. Part number 8116603 also cross-references BBB Industries 8165-3 for the same application.

Common Charging System Issues It Can Address

• Battery warning light caused by weak alternator output
• Low charging voltage at idle or under load
• Dim headlights or unstable accessory performance
• Charging system noise or inconsistent electrical output
• Failure of the original alternator on 1992-1996 Chevrolet and GMC applications

Installation Notes and Tips

Verify pulley groove count, plug orientation, rotation, and amperage rating before installation. Confirm the vehicle’s charging system matches the listed 3:00 clock position, clockwise rotation, and 6-groove serpentine belt setup. Check belt condition, battery health, and charging circuit connections during replacement to help avoid repeat failures.

Quality Assurance

MPA Electrical remanufactured components are rebuilt for direct replacement use in the specified charging system applications. This alternator is remanufactured to match the listed Delco-style fitment and electrical specifications for the vehicles shown.