For 2003-2006 Ford 6.0L 6.4L VT365 Powerstroke 6660 Compression Tester Adapter
6660 Compression Tester Adapter For 2003-2006 Ford 6.0L 6.4L VT365 Powerstroke. Comparable toOEM part number 6660 303-757 both in quality and functions.Used with J-6692-B 303-D092 AM-303-D092 J-26999 compression test gauges.