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.
Depepending 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 nor any of it’s Authorised Distributors can assume any responsibility for any adverse effects resulting from the installation of this product.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.