MPA Electrical 3689S Starter Motor

Remanufactured Delco-Style Starter for Classic GM Applications

The MPA Electrical 3689S is a remanufactured 12-volt starter built with a direct drive design, 1.5 kW output, clockwise rotation, and a 9-tooth drive. It is a practical replacement for a wide range of classic Chevrolet, Pontiac, Buick, Oldsmobile, and GMC vehicles that use the listed Delco starter configuration.

For buyers searching for a remanufactured starter for a 1969-1981 Chevrolet Camaro, 1964-1981 Chevrolet Corvette, or other classic GM fitments, the 3689S provides a specification-matched option for common OE-style applications.

Key Features

• Remanufactured starter from MPA Electrical
• Direct drive design for Delco applications
• 1.5 kW rating for 12-volt systems
• Clockwise rotation
• 9-tooth drive configuration
• Fits a broad range of classic Chevrolet, Pontiac, Buick, Oldsmobile, and GMC vehicles

Detailed Product Overview

MPA Electrical part number 3689S is built for classic GM starting systems that call for a Delco-style, clockwise-rotation starter with a 9-tooth drive. The remanufactured design makes it a strong match for restoration work, maintenance repairs, and direct replacement on vehicles such as the Chevrolet Camaro, Corvette, El Camino, Nova, Monte Carlo, Impala, and GMC van applications listed in the fitment data. This part cross-references Anchor 3516 and 3572 for the same application.

Because fitment varies by year, engine/transmission configuration, and mounting style, verify the original starter specifications before ordering. The 3689S is listed across 188 vehicle applications, including many 1958-1981 Chevrolet and GMC platforms as well as selected Pontiac, Buick, and Oldsmobile models.

Common Problems This Starter Can Address

• Slow or inconsistent cranking on a 12-volt starting system
• No-crank condition caused by a worn starter motor
• Grinding or poor engagement from a damaged 9-tooth drive
• Starter failure on Delco-style direct drive applications
• Replacement needs during restoration of classic GM vehicles

Installation Notes and Fitment Tips

• Fits 1969-1981 Chevrolet Camaro, N/A
• Fits 1964-1981 Chevrolet Corvette, N/A
• Fits 1966-1979 Chevrolet El Camino, N/A
• Fits 1970-1979 Chevrolet Nova, N/A
• Fits 1970-1977 Chevrolet Monte Carlo, N/A
• Fits 1970-1974 Chevrolet Impala, N/A
• Fits 1968-1974 GMC G15/G1500 Van, N/A
• Fits 1968-1974 GMC G25/G2500 Van, N/A
• Fits 1972-1974 GMC G35/G3500 Van, N/A
• Fits 1978-1981 Pontiac Firebird, N/A

Some listed applications require specific transmission or mounting configurations, including Hydramatic, Powerglide, Turboglide, pad mount compatibility, or two-mount-hole setups. Confirm the original starter style, rotation, tooth count, and electrical system before installation.

Quality Assurance

MPA Electrical remanufactured starters are rebuilt for replacement use in classic automotive charging and starting systems. The 3689S is specified with the key OE-style details needed for accurate application matching on Delco starter platforms.