Vance & Hines High Performance V-Twin Valve/Spring Set

Details

• Precision CNC machined from a stainless one piece forging for higher strength and durability.
• High grade allows design to withstand high heat and maintain roundness.
• Chrome coated.
• Micro polished stem for smoother finish and less friction resulting in improved performance.
• Multi angle back cuts for enhanced flow.
• 7mm stem.
• First to market to introduce a V-Twin hollow stem 1.900" & 2.000" intake valve, an estimated 4 grams lighter than OE valve. Ideal for higher revving engines.
• 1.630" exhaust valve also available in Inconel, designed for extreme exhaust temperatures.
• Comes with Viton seals designed for maximum retention of elastic properties, along with excellent resistance to fluids, heat, and aging.
• Equipped with chromoly spring bases.
• Spring Diameter (Large End) O.D. 1.445"/ I.D. 1.000"
  Spring Diameter (Small End) O.D. 1.095"/ I.D. 0.650"
  Installed Height 180 lbs. @ 1.850"
  Open Load 400 lbs. @1.250"
  Spring Rate 370 lbs.-in
  Max Coil Bind 1.210"
• Made in U.S.A.