Howards Performance Single Racing Valve Springs w/ Damper - 1.265" O.D. - .875" I.D. Spark Plug Boot Sleeve Deep and Powerful Sound

Deep and Powerful Sound

Thick foam layer provides superior dent protection

Includes FP Pro Cal 4 Calibration Delivery Tool M-12655-F

Achilles relief cut for maximum flexibility

Howards Performance Single Racing Valve Springs w/ Damper - 1.265" O.D. - .875" I.D. Spark Plug Boot Sleeve Deep and Powerful SoundEngineered for racing use, springs are precisely coiled and undergo precision heat treating. Sold in sets 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, Drag