COMP Cams Valve Springs 1.539in Dual W/DCOMP Cams' 26097 dual valve springs are a product of innovative design and superior craftsmanship. Engineered with state of the art techniques and premium wire processing, they redefine reliability and consistency in the performance automotive aftermarket. This spring utilizes a progressive pitch coiling process that greatly improves durability and ensures safe spring life beyond traditional extreme duty applications. The 26097 is purposed for