This kit contains a range of springs suitable for tuning many Forge Motorsport products. This kit can also be used in combination with our FMDVTUN spring kit for the tuning of our twin piston atmospheric blow off valves. Four springs are included within the kit.
Valve Spring Colour Coding: The weakest spring is GREEN, followed by YELLOW, BLUE, and RED which is the strongest. Depending on the supplied original fitment, this represents an increase of 25%, 50%, 75%, and 100% respectively.
*The above should only be considered as a guideline*
Note: Serious or fatal damage may occur to the engine and associated components if this product is incorrectly matched to the individual engine requirements. Forge Motorsport & Comkotes Tuning nor any of it’s authorised distributors can assume any responsibility for any adverse effects resulting from the installation of this product.