Camshaft drive kit for the 5.4L 4V. Standard equipment on Ford GT 5.4L 4V engine. Recommended for high horsepower and/or high RPM applications Fits: Both 5.4L 4V aluminum and cast iron block engines Larger diameter cam gears not compatible with Shelby GT500 Cam Covers Kit includes new production: Tensioner arms Chain guides Primary and secondary timing chains Primary and secondary composite timing chain tensioners Camshaft sprockets, spacers, bolts and washers Crankshaft sprocket and diamond coated washer Crank position trigger wheel Includes fasteners