7639 - Ford Valve Spring Compressor - 4.6L, 5.4L & 6.8L 3V

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Services Ford vehicles w/ 4.6L, 5.4L & 6.8L 3V engine Compare to Ford Factory Tool 303-1039 Instructions 1. Install 2-leg main body below the camshaft and above the engine block to form a pivot. 2. Install the holding hook to the main body, aim the hook at the value spring, and tighten the knob to hold the valve spring. Note: Make sure both legs of the tool sit flat on the other side of the head underneath the cam. (Where valve cover rests on the head). Pay attention to the valve keepers. Ensure they stay on while you pull your rollers. They may pop up when depressing your springs. Applications Make Model Engine Year Ford Mustang 4.6L V8 2005-2010 Ford Super Duty 6.8L V10 2005-2010 Ford F-150 4.6L V8 2008-2010 Ford F-150 5.4L V8 2004-2010 Ford F-Super Duty 250-550 5.4L V8 2004-2010 Ford F-Super Duty 250-550 6.8L V10 2005-2018 Ford F-Super Duty 650-750 6.8L V10 2012-2018 Ford Falcon/Fairmont 5.4L V8 2003-2007 Ford Explorer 4.6L V8 2005-2010 Ford Sport Trac 4.6L V8 2006-2010 Ford Crown Victoria 4.6L V8 1992-2012 Ford Expedition 5.4L V8 2005-2014 Lincoln Navigator 5.4L V8 2005-2014 Mercury Mountaineer 4.6L V8 2005-2010 Show more