MPA Electrical 6407S Starter Motor

Remanufactured Starter for GM Trucks

MPA Electrical 6407S is a remanufactured 12-volt starter built for GM light truck applications that need reliable cranking performance. It uses a permanent magnet gear reduction design with a clockwise rotation and 9-tooth drive for the listed Chevrolet and GMC fitments.

This remanufactured starter line focuses on OE-style replacement coverage for common Delco applications. If you are replacing a worn starter on a Chevrolet S10, S10 Blazer, C1500, or GMC S15, S15 Jimmy, this unit matches the specified electrical and mounting requirements for the listed vehicles.

Key Features

• Part number: 6407S
• Remanufactured starter from MPA Electrical
• Permanent magnet gear reduction design
• 1.4 kW rating for starting performance
• 12-volt electrical system
• Clockwise rotation
• 9-tooth drive configuration
• Delco manufacturer reference

Detailed Product Overview

The MPA Electrical 6407S starter is built for direct replacement use in 1988-1990 Chevrolet S10 and S10 Blazer, 1988-1990 GMC S15 and S15 Jimmy, and 1988-1989 Chevrolet and GMC C/K 1500 and 2500 truck applications listed in the fitment data. The permanent magnet gear reduction layout helps deliver compact starter packaging with the specified 1.4 kW output, while the clockwise rotation and 9-tooth drive support correct engagement with the engine ring gear. This part number 6407S is also referenced under AMS Automotive 6407 for the same application.

Fits 1988-1990 Chevrolet S10, N/A. Fits 1988-1990 Chevrolet S10 Blazer, N/A. Fits 1988-1990 GMC S15, N/A. Fits 1988-1990 GMC S15 Jimmy, N/A. Fits 1988-1989 Chevrolet C1500, N/A. Fits 1988-1989 Chevrolet C2500, N/A. Fits 1988-1989 Chevrolet K1500, N/A. Fits 1988-1989 Chevrolet K2500, N/A. Fits 1988-1989 GMC C1500, N/A. Fits 1988-1989 GMC C2500, N/A. Fits 1988-1989 GMC K1500, N/A. Fits 1988-1989 GMC K2500, N/A.

What It Helps Address

• Slow or weak engine cranking
• No-start condition caused by starter failure
• Grinding or improper starter engagement
• Intermittent starting on 12-volt GM trucks
• Replacement of a worn Delco-style starter

Installation Notes and Tips

Verify the vehicle year, make, model, and starter specifications before installation. Confirm clockwise rotation, 9-tooth drive count, and 12-volt system requirements against the removed unit to ensure proper match. For best results, inspect battery condition, cable connections, and engine ground integrity during starter replacement.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to meet the listed application requirements for fit and function. This starter is identified as a remanufactured Delco-style replacement under part number 6407S.