Howards Cams 98437-1 Features:

Performance 1.435 Dual with Damper Valve Springs Manufactured of aircraft chrome silicone material. Coiled and heat-treated in the finest facilities available. Each spring is coiled, stress relieved, deburred, shot-peened and heat treated to our own very specific standards. Howards research and development engineers are constantly updating materials and manufacturing techniques, to provide the best possible valve springs.