JOES Spring Pre-loader - 3" - 10"-12" Tall Spring SPB1 Valve has 1/8"NPT inlet and

Valve has 1/8"NPT inlet and outlet and is rated at 2

We have come up with a solution for a common heat soak & vapor lock problem in Jeep models with inline 6 engines (1997-2004)

nitrous plates and other accessories

05 in seat height

JOES Spring Pre-loader - 3" - 10"-12" Tall Spring SPB1 Valve has 1/8"NPT inlet andThere can be huge advantages to using a spring Pre Loader on your race car. It is most commonly used on the right rear and allows you to run a soft spring but pre load it so it has a high static load. You will get the benefits of running a heavy spring to get you into and through the center of the corner but also have the benefit of a lighter spring for more traction coming off the corner. For example, if you have a 500lb spring in the right rear of