MPA Electrical 7931607 Alternator

Remanufactured 100 Amp Alternator

MPA Electrical Part Number 7931607 is a remanufactured 12-volt alternator built for GM trucks and SUVs that need a Delco-style charging unit with an internal regulator. It delivers 100 amps, uses a 6-groove serpentine pulley, and features clockwise rotation with an external fan for the listed applications.

Key Features

• 100 amp output for standard charging-system replacement
• 12-volt remanufactured alternator from MPA Electrical
• Delco manufacturer style with internal regulator
• 6-groove serpentine pulley for belt-driven applications
• Clockwise rotation and external fan configuration
• Clock position: 7:00

Application Details

This MPA Electrical remanufactured alternator, part number 7931607, is listed for a wide range of Chevrolet and GMC vehicles from 1988-1994, including Chevrolet Blazer, C1500, K1500, S10, S10 Blazer, Lumina, and GMC Jimmy, Sonoma, and Yukon applications. It also covers multiple C/K truck and Suburban configurations that use the 100 amp alternator setup. This part cross-references BBB Industries 7861-7 and 7981-7 for the same application.

What This Alternator Helps Address

• Battery warning light caused by alternator output loss
• Low charging voltage during normal driving
• Dim headlights or electrical accessories under load
• Charging-system failure on GM 12-volt Delco-style setups
• Replacement needs for worn or noisy original alternators

Installation Notes and Tips

Verify pulley groove count, rotation, connector style, and clock position before installation. Confirm the vehicle is equipped with the 100 amp alternator configuration listed for your exact year, make, and model. For fitment examples, this part fits 1989-1994 Chevrolet Blazer, N/A; fits 1990-1993 Chevrolet C1500, N/A; and fits 1991-1993 GMC Sonoma, N/A. Additional listed applications include 1988-1993 Chevrolet S10, 1989-1993 GMC Jimmy, and 1992 GMC Yukon, N/A.

Quality Assurance

MPA Electrical remanufactured components are processed to meet the requirements of the listed applications and are identified by part number 7931607 for accurate replacement matching. Review all electrical and mounting specifications against the original unit before ordering.