Feature:1. This valve spring can be easily installed by a wrench.2. This LS1/LS2 kit works for both the intake and exhaust valves of La Cathedral port cylinder heads.3. Easy to remove and install, which saves time and effort.4. This installation tool not only makes the spring installation easier, but also has less pressure on the casting.5. Simply bolt the tool down, insert the square drive of a standard switch bar or socket wrench into the left or right side of the tool, and pry down to compress the spring.Specification:Condition: Item Type: LS valve spring compressor toolMaterial: Aluminum alloyOptional Color: Blue, blackFitment: Fit for intake and exhaust valves of La Cathedral port cylinder heads.Package List:1 x Valvespring Compressor and Installation Tool(With 2 Installation Screws)Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.