MPA Electrical 7861507 Alternator

Remanufactured Alternator for GM Applications

The MPA Electrical 7861507 is a remanufactured 12-volt alternator built for charging-system replacement on select GM vehicles. It delivers 105 amps and uses an internal regulator, external fan, clockwise rotation, and a 5-groove serpentine pulley for the specified application.

Compatible With 1993 Buick Century and 1993 Oldsmobile Cutlass Ciera, this alternator supports direct replacement needs where the original charging unit has failed or is no longer maintaining proper output. This part cross-references BBB Industries 7861-7 for the same application.

Key Features

• 105 amp output for standard charging-system service
• 12-volt remanufactured alternator
• Internal regulator for integrated voltage control
• External fan design
• 5-groove serpentine pulley
• Clockwise rotation
• Delco manufacturer specification
• Part number 7861507 for ordering and catalog lookup

Product Details

MPA Electrical remanufactured line focuses on rebuilt electrical components for replacement use. The 7861507 alternator is specified with a 7:00 clock position and Delco-style construction details, making it a fitment-specific charging component for 1993 Buick Century and 1993 Oldsmobile Cutlass Ciera models. Use part number 7861507 when matching the unit against the original alternator and vehicle charging-system requirements.

Common Problems This Part Can Address

• Battery warning light caused by low alternator output
• Weak charging performance during normal driving
• Electrical system voltage drop at idle or under load
• Alternator noise or bearing-related failure
• Charging-system failure on 1993 Buick Century or 1993 Oldsmobile Cutlass Ciera

Installation Notes and Tips

Verify pulley groove count, rotation direction, regulator type, and clock position before installation. Confirm the existing belt setup matches the 5-groove serpentine pulley and compare the original unit to part number 7861507 for connector and mounting alignment. After installation, check charging voltage and belt tracking to confirm proper operation.

Quality Assurance

This remanufactured alternator is built to meet the listed Delco-based specifications for the stated applications. Review the vehicle’s charging-system condition, battery state, and wiring before replacing the alternator to help ensure a correct repair.