MPA Electrical 16621 Starter Motor

Starter for Porsche 924 and 944

MPA Electrical 16621 is a remanufactured 12-volt starter built for direct-drive operation and Bosch applications. It is specified with a 1.1 kW rating, counterclockwise rotation, and a 9-tooth drive for select Porsche 924 and Porsche 944 models.

Key Features

• Remanufactured starter from MPA Electrical
• Direct drive design for Bosch-based starting systems
• 1.1 kW output rating
• 12-volt electrical system
• Counterclockwise rotation
• 9-tooth drive gear
• Fits select 1980-1984 Porsche 924 and Porsche 944 applications

Product Details

This MPA Electrical starter, part number 16621, is built for vehicles that use a Bosch starter configuration and require counterclockwise rotation. It is a direct-drive unit with a 1.1 kW rating, making it a fitment-specific replacement for 1980-1982 Porsche 924 and 1983-1984 Porsche 944 models. This part cross-references Quality-Built 16621 for the same application.

MPA Electrical’s remanufactured line focuses on service replacement components that match the original electrical and mechanical requirements of the application. For buyers searching for a Porsche 924 starter, Porsche 944 starter, or MPA Electrical 16621, this unit provides the key specifications needed to match the vehicle’s starting system.

Common Issues This Starter Can Address

• Engine cranking slowly or not cranking at all
• Starter motor failure from worn internal components
• Intermittent starting caused by electrical wear
• Incorrect starter rotation or tooth count on replacement parts
• Starting system mismatch on Bosch-equipped Porsche 924 and Porsche 944 models

Installation Notes and Tips

Confirm the vehicle’s year, model, voltage, rotation direction, tooth count, and starter design before installation. This starter is listed for 1980-1982 Porsche 924 and 1983-1984 Porsche 944 applications, so match the original unit’s specifications to avoid fitment issues. Verify the Bosch-style mounting and electrical connections against the removed starter before final installation.

Quality Assurance

MPA Electrical remanufactured starters are rebuilt for replacement use in specified vehicle applications and are identified by part number 16621. Fitment is confirmed for 1980-1982 Porsche 924 and 1983-1984 Porsche 944 models.