This spring is engineered specifically for Ford modular engines. Comp's design engieers took the engines RPM capability, lightweight valve train, durability and other unique features, and designed the ultimate modular engine. The spring is made from high tensile, super clean, chrome silicone material. In fact, the single beehive shaped spring uses the same manufacturing process as their high-end race springs. Designed to work with cams up to 0.550" lift, the spring fits stock pocket without any machine work. This spring is a perfect compliment to the Comp Cams Xtreme Energy Cam Line. OD.ID.Seat LoadOpen LoadCoil BindRate (lbs./in.).959/1.061.636/.73893@1.570198@1.0200.952191
This spring is engineered specifically for Ford modular engines. Comp's design engieers took the engines RPM capability, lightweight valve train, durability and other unique features, and designed the ultimate modular engine. The spring is made from high tensile, super clean, chrome silicone material. In fact, the single beehive shaped spring uses the same manufacturing process as their high-end race springs. Designed to work with cams up to 0.550" lift, the spring fits stock pocket without any machine work. This spring is a perfect compliment to the Comp Cams Xtreme Energy Cam Line.
