MPA Electrical 3508MS Starter Motor

Remanufactured Starter for GM Trucks and Vans

MPA Electrical 3508MS is a remanufactured 12-volt starter built for direct-drive applications that need a clockwise rotation and a 9-tooth drive. With a 1.3 kW rating and Delco manufacturer specification, this starter is built for dependable cranking performance in a wide range of Chevrolet and GMC truck and van platforms.

Compatible With Chevrolet P20, P30, C20, C30, K20, K30, G10, G20, G30, R20, R30, V20, V30, K10, C20 Suburban, K20 Suburban, and K5 Blazer applications, as well as GMC P2500, P3500, C1500, C2500, C3500, K2500, K3500, G1500, G2500, G3500, R2500, R3500, V2500, V3500, Jimmy, C2500 Suburban, and K2500 Suburban models.

• Remanufactured starter for 12-volt electrical systems
• Direct drive design for Delco-style applications
• 1.3 kW output rating
• Clockwise rotation
• 9-tooth drive configuration
• Fits a broad range of Chevrolet and GMC trucks, vans, and Suburban models

Product Details and Fitment

This MPA Electrical starter, part number 3508MS, is built for GM vehicles that use the specified Delco-style starter configuration. It fits 1982-1989 Chevrolet P20 and P30 models, 1982-1986 Chevrolet C20 and C30 models, 1984-1986 Chevrolet K20 and K30 models, and 1982-1984 Chevrolet C10, G10, G20, G30, and K10 applications. It also fits 1987-1988 Chevrolet R20, R30, V30, and 1987 Chevrolet V20 models, along with 1982 Chevrolet C20 Suburban, 1982 Chevrolet K20 Suburban, and 1982 Chevrolet K5 Blazer.

On the GMC side, 3508MS fits 1989 and 1982-1987 P2500, 1982-1989 P3500, 1982-1986 C2500 and C3500, 1984-1986 K2500 and K3500, 1982-1984 C1500, G1500, G2500, and G3500, plus 1984 GMC C2500 Suburban, K2500 Suburban, and 1982 GMC C2500 Suburban. It also covers 1987-1988 GMC R2500, R3500, V3500, 1987 GMC V2500, and 1982 GMC Jimmy. This part cross-references 3508M and 1998242 for the same application.

Common Problems This Starter Can Address

• Engine no-crank condition caused by a worn starter motor
• Slow or weak cranking during ignition
• Intermittent starter engagement on GM truck and van platforms
• Starter failure related to worn internal electrical components
• Replacement need for a Delco-style direct-drive starter

Installation Notes and Tips

Verify the vehicle’s starter configuration, tooth count, rotation, and voltage before installation. Confirm the application against the listed fitment for your Chevrolet or GMC model, especially on 1982-1984 and 1987-1989 trucks and vans where multiple starter configurations may exist. Compare the existing unit to the part number 3508MS and the interchange references before removal to ensure the correct match.

Quality Assurance

MPA Electrical remanufactured starters are rebuilt for service in demanding starting systems and are specified here with Delco manufacturer data for fitment accuracy. The remanufactured design supports replacement of the original starter on the listed Chevrolet and GMC applications.