FWGC 6670R Starter

Brand FWGC 6670R
Voltage 12
Design Offset gear reduction
Family Ford
Power Rating 3
Starter Rotation Clockwise (right)
Tooth Quantity 12
Mounting Type Flange
Fits Ford and Winnebago · 50 vehicles

OE-style replacement. Built for application-specific fitment with the correct electrical and mounting specs.

Offset gear reduction. Helps deliver strong cranking performance in a compact starter design.

Power Select line. Uses proprietary components and processes for long service life and consistent output.

Cross-references AMS Automotive 6670, 3C3U-11000-AB and 3C3U-11000-AC for the same application. See all 14.

$107.20Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

Starter for Ford Super Duty Applications

This 12-volt starter is built for Ford truck and van applications that need reliable cranking performance. Part number 6670R uses an offset gear reduction design and a flange mount to match the listed applications.

Key Features

  • 12-volt electrical design for the specified starting system.
  • Offset gear reduction construction for efficient starter operation.
  • 3.0 kW power rating for demanding starting loads.
  • Clockwise rotation with 12-tooth engagement.
  • Flange mounting style for direct application matching.

Detailed Description

Part number 6670R is a starter from the Power Select line, engineered to provide the amp output needed for modern vehicle electrical demands. It is built with proprietary components and manufacturing processes aimed at long service life and consistent performance. This starter is listed for Ford E-350 Super Duty, Ford E-450 Super Duty, Ford F-250 Super Duty, Ford F-350 Super Duty, Ford F-450 Super Duty, Ford F-550 Super Duty, Ford Excursion, Ford LCF, and select Winnebago applications based on Ford chassis fitment.

The offset gear reduction layout helps deliver strong cranking performance in a compact starter design. If you are replacing a starter on a Ford Super Duty truck or Ford van application, 6670R provides the key electrical and mechanical specifications needed for proper match-up. This part number 6670R is also cross-referenced to AMS Automotive 6670 for the same application.

Common Replacement Uses

  • No-crank condition caused by starter wear.
  • Slow engine cranking from reduced starter output.
  • Intermittent starting caused by internal starter failure.
  • Starter replacement when the original unit no longer engages correctly.
  • Electrical starting issues on listed Ford truck and van applications.

Installation Notes and Tips

Verify 12-volt system requirements, clockwise rotation, 12-tooth engagement, and flange mounting before installation. Confirm the application against the listed Ford truck, van, and chassis-based fitment for proper starter selection. Match the starter specifications to the original unit to avoid installation or engagement issues.

Quality Assurance

Power Select starters are engineered with proprietary components and processes to support maximum life and performance. Part number 6670R is built to meet the electrical output demands of today’s vehicles while maintaining application-specific fitment.

This part fits 50 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2010FordE-350 Super Duty6.0LV8—
2010FordE-450 Super Duty6.0LV8Ford
2010FordLCF——Ford OSGR 12V 3.0kW CW 12T G
2009FordE-350 Super Duty6.0LV8—
2009FordE-450 Super Duty6.0LV8Ford
2009FordLCF——Ford OSGR 12V 3.0kW CW 12T G
2008FordE-350 Super Duty6.0LV8—
2008FordE-450 Super Duty6.0LV8Ford
2008FordLCF——Ford OSGR 12V 3.0kW CW 12T G
2007FordE-350 Super Duty6.0LV8—
2007FordE-450 Super Duty6.0LV8Ford
2007FordF-250 Super Duty6.0LV8—
2007FordF-350 Super Duty6.0LV8—
2007FordF-450 Super Duty6.0LV8Ford
2007FordF-550 Super Duty6.0LV8Ford
2007FordLCF——Ford OSGR 12V 3.0kW CW 12T G
2006FordE-350 Super Duty6.0LV8—
2006FordE-450 Super Duty6.0LV8Ford
2006FordF-250 Super Duty6.0LV8—
2006FordF-350 Super Duty6.0LV8—
2006FordF-450 Super Duty6.0LV8Ford
2006FordF-550 Super Duty6.0LV8Ford
2006FordLCF——Ford OSGR 12V 3.0kW CW 12T G
2005FordE-350 Club Wagon6.0LV8—
2005FordE-350 Super Duty6.0LV8—
2005FordE-450 Super Duty6.0LV8Ford
2005FordExcursion6.0LV8—
2005FordF-250 Super Duty6.0LV8—
2005FordF-350 Super Duty6.0LV8—
2005FordF-450 Super Duty6.0LV8Ford
2005FordF-550 Super Duty6.0LV8Ford
2005WinnebagoMinnie6.0LV8Ford
2005WinnebagoSpirit6.0LV8Ford
2004FordE-350 Club Wagon6.0LV8—
2004FordE-350 Super Duty6.0LV8—
2004FordE-450 Super Duty6.0LV8Ford
2004FordExcursion6.0LV8—
2004FordF-250 Super Duty6.0LV8—
2004FordF-350 Super Duty6.0LV8—
2004FordF-450 Super Duty6.0LV8Ford
2004FordF-550 Super Duty6.0LV8Ford
2004WinnebagoMinnie6.0LV8Ford
2004WinnebagoSpirit6.0LV8Ford
2003FordExcursion6.0LV8—
2003FordF-250 Super Duty6.0LV8—
2003FordF-350 Super Duty6.0LV8—
2003FordF-450 Super Duty6.0LV8Ford
2003FordF-550 Super Duty6.0LV8Ford
2003WinnebagoSpirit6.0LV8Ford
2002WinnebagoSpirit6.0LV8Ford
Directly replaces or cross-references 14 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 66703C3U-11000-AB3C3U-11000-AC3C3U-AB3C3U-AC3C3Z-11002-AA3C3Z-11002-AARM6C2T-11000-AA6C2T-AA6C2Z-11V002-ARM16C2Z-11002-AA6011123C91AZE4639RM7U2J11A230BA