WAI 6646N Starter

WAI 6646N Starter for Ford Applications

The WAI 6646N starter is a 100% new replacement built for Ford vehicles that need reliable cranking power and consistent amp output. It uses a permanent magnet gear reduction design with clockwise rotation and a 12-tooth drive for direct-fit service on a wide range of Ford, Lincoln, and select Suzuki applications.

Key Features

• Part number: 6646N
• Permanent Magnet Gear Reduction design
• 1.4 power rating
• Clockwise (right) starter rotation
• 12-tooth drive gear
• Flange mounting type
• 100% new construction, not remanufactured
• Engineered for the amp output required by modern vehicles

Detailed Product Overview

WAI builds the 6646N starter with proprietary components and manufacturing processes to support long service life and dependable performance. This starter is a direct replacement for many Ford truck and SUV platforms, including Ford F-150, Ford F-250 Super Duty, Ford F-350 Super Duty, Ford Expedition, Ford Mustang, and Lincoln Navigator applications. It also cross-references AMS Automotive 6646 for the same application. If you are replacing a worn starter on a 2011-2014 Ford Mustang or a 1999-2012 Ford Expedition, the WAI 6646N offers the correct PMGR, 12-tooth configuration for those vehicles.

What This Starter Helps Solve

• Slow or weak engine cranking
• No-start conditions caused by starter failure
• Intermittent starting on Ford truck and SUV platforms
• Starter noise related to worn drive engagement
• Electrical starting issues tied to aging starter components

Installation Notes and Fitment Tips

• Fits 2014 Ford Expedition, N/A
• Fits 2011-2014 Ford Mustang, N/A
• Fits 2014 Lincoln Navigator, N/A
• Fits 2013 Ford Expedition, N/A
• Fits 2013 Ford F-150, N/A, to 11/15/2012
• Fits 2013 Ford F-250 Super Duty, N/A, to 11/15/2012
• Fits 2013 Ford F-350 Super Duty, N/A, to 11/15/2012
• Fits 2013 Lincoln Navigator, N/A
• Fits 1999-2012 Ford Expedition, N/A
• Fits 1999-2012 Ford F-150, N/A
• Fits 2010-2012 Ford F-250 Super Duty, N/A
• Fits 1999-2008 Ford F-250 Super Duty, N/A
• Fits 2010-2012 Ford F-350 Super Duty, N/A
• Fits 1999-2008 Ford F-350 Super Duty, N/A
• Fits 1999-2012 Lincoln Navigator, N/A
• Fits 2011 Ford F-350, N/A, Mexico
• Fits 2001-2004 Ford F-350, N/A, Mexico
• Fits 1999 Ford F-350, N/A, Mexico
• Fits 2005-2010 Ford Mustang, N/A
• Fits 2009 Ford F-250 Super Duty, N/A, wo/Nose Cone
• Fits 2009 Ford F-350 Super Duty, N/A, wo/Nose Cone
• Fits 2008 Ford F-250, N/A
• Fits 1999 Ford F-250, N/A
• Fits 2006-2008 Lincoln Mark LT, N/A
• Fits 2008 Suzuki Swift, N/A, Mexico
• Fits 2001-2006 Ford F-250, N/A, Mexico
• Fits 2000-2005 Ford Excursion, N/A
• Fits 2004 Ford F-150 Heritage, N/A
• Fits 2002 Lincoln Blackwood, N/A

Confirm the starter rotation, 12-tooth drive, flange mount, and vehicle build date before installation, especially on 2013 Ford F-150, F-250 Super Duty, and F-350 Super Duty models with the 11/15/2012 cutoff. The WAI 6646N is a direct-fit starter for Ford PMGR 12T applications across multiple Ford and Lincoln platforms.

Quality Assurance

This starter is manufactured as a 100% new unit, not remanufactured, and WAI states that its proprietary components and processes are used to support maximum life and performance. The part number 6646N is built for modern starting-system demands in Ford, Lincoln, and select Suzuki applications.