Howards Single / Damper Valve Spring - 415 lb/in Spring Rate - 1.150 in Coil Bind - 1.265 in OD (Set of 16) HSCHD11 Specifically designed for 1997-up Gen-3

Specifically designed for 1997-up Gen-3 Chevy Corvettes

Stainless steel button head hardware adds a performance look to the large center ring

All of our radiators are 100% tig welded aluminum

racing use or for use on pre emission controlled motor vehicles and motor vehicle engines and pre 1966 domestic vehicles certified to California standards and pre 1968 domestic vehicles certified to federal standards and all pre 1968 foreign vehicles

134" mild steel

Howards Single / Damper Valve Spring - 415 lb/in Spring Rate - 1.150 in Coil Bind - 1.265 in OD (Set of 16) HSCHD11 Specifically designed for 1997-up Gen-3Product Description: Valve Spring Single Spring Damper 415 lb in Spring Rate 1. 150 in Coil Bind 1. 265 in OD Set of 16 The name Howards Cams has been synonymous with high performance camshafts since the 1950s. Howards Cams have always used on track experience to design the most powerful designs. This includes early Top Fuel favorites driven by Jack Chrisman and Larry Dixon Sr. Today we have even a greater group of experienced racers in Circle Track,