The Cosworth Ultra-High RPM Dual Valve Spring/Retainer set is a wonderful supplement to your head especially if you have upgraded to a set of performance cam shafts. The Ultra Race Valve Spring has been designed to handle extreme high performance driving conditions, and can handle the strenuous capabilities of upper RPM revving. Each spring has been matched with lightweight titanium retainers, keepers, and hardened steel spring seat.
The springs themselves have been carefully crafted and wound from high grade chrome silicone steel that feature chambered ends. They have gone through an intricate heating process for added strength and long term reliability. Most of all, the Cosworth Ultra Race Valve Spring Kits are compatible eith the Cosworth high performance valves.
RallySport Guarantee - 30 Days
Items that are covered under the RallySport Guarantee offer a 30 day no questions asked return policy.
RallySport Guarantee items may be returned within 30 days of the original invoice date and must include all the original parts and contents for a refund.
The RallySport Guarantee does not apply to products that have been modified, damaged, misused or abused. All returns require an RMA (Return Merchandise Authorization) Number, and freight charges are strictly non-refundable. For more information regarding our freight refund policy, please refer to our return policy page found HERE.