MPA Electrical 6658S Starter Motor

Remanufactured Starter for Ford Applications

MPA Electrical 6658S is a remanufactured 12-volt starter built for Ford applications that use a permanent magnet gear reduction design. With a 1.4 kW rating, clockwise rotation, and 12-tooth engagement, it is specified for dependable cranking performance in the vehicles listed below.

This starter is a direct-fit option for 2002-2010 Ford Explorer, 2007-2010 Ford Explorer Sport Trac, 2002-2010 Mercury Mountaineer, and 2003-2005 Lincoln Aviator applications. If you are searching for a remanufactured starter for a Ford Explorer or Mercury Mountaineer, part number 6658S matches the confirmed fitment data for these vehicles.

Key Features

• Remanufactured starter from MPA Electrical
• Permanent magnet gear reduction design
• 1.4 kW output rating
• 12-volt electrical system
• Clockwise rotation
• 12-tooth drive engagement
• Built for Ford-manufactured starter applications

Detailed Description

MPA Electrical 6658S is a remanufactured starter engineered around the listed OE-style specifications for Ford, Mercury, and Lincoln vehicles. The permanent magnet gear reduction design helps deliver strong starting torque in a compact starter format, while the 12-volt, clockwise-rotation configuration and 12-tooth drive count support proper engagement with the engine’s ring gear. This part number, 6658S, also cross-references AMS Automotive 6658 for the same application.

Compatible With 2002-2010 Ford Explorer, 2007-2010 Ford Explorer Sport Trac, 2002-2010 Mercury Mountaineer, and 2003-2005 Lincoln Aviator. Use this starter when replacing a worn unit that no longer cranks consistently or has reached the end of service life.

What This Starter Helps Address

• No-crank or intermittent crank conditions
• Slow engine cranking during startup
• Starter motor wear from repeated use
• Clicking at key start with weak starter engagement
• Starting issues related to a failing OE-style starter assembly

Installation Notes and Tips

Verify the vehicle’s year, make, model, and starter specifications before installation. Confirm clockwise rotation, 12-volt system requirements, and 12-tooth engagement against the removed unit to ensure proper match. Inspect battery condition, cable connections, and charging system output during replacement so the new starter is not installed into an electrical system with unresolved faults.

Quality Assurance

MPA Electrical remanufactured parts are rebuilt to restore function for the specified application. This starter is identified by part number 6658S and is listed with confirmed interchange references for OE-style replacement selection.