Installing valve springs and/or retainers has never been easier. With the help of this tool, it only takes a matter of seconds to install the valves spring assembly in your vehicle. The body is anodized CNC machined 6061 T6 aluminum, for a gorgeous finish and excellent durability. The entire product is made from start to finish in the US. Simply place your valve spring and retainer in place, place the retainer cap on top of the retainer, and turn the long bolt to compress the springs until the valve keepers can be placed.
For Ford F-150 and Mustang 5.0L Coyote 4 valve engines (years 2011 upwards).