20-22050 KIBBLEWHITE Engine Valve Kit - 0.415" Lift - Knucklehead '36-'47

$ 225.66

  • Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve stem seals (where applicable) for engine applications listed
  • Black Diamond™ valves are one piece forged stainless steel that are fortified by a special German process to improve wear properties and reduce friction
  • White Diamond® valves are CNC machined from one-piece forging of either EV8 stainless steel or Inconel-751 and are hard chromed with 360° anode to produce a hard chrome finish
  • Compatible with leaded and unleaded fuels
  • Sold as complete kit for one engine
  • Made in the USA
  • Kit Includes:
  • • 2x Intake Valves
  • • 2x Exhaust Valves
  • • 4x Intake and Exhaust Retainers
  • • 4x Pairs of Intake and Exhaust Keepers
  • • 4x Intake and Exhaust Valve Springs
  • • 4x Intake and Exhaust Base Washers
  • Head Diameter Intake 1.750", Exhaust 1.750" / Intake 44.45 mm, Exhaust 44.45 mm
    Stem Diameter Intake 0.3765", Exhaust 0.3760" / Intake 9.60 mm, Exhaust 9.60 mm
    Valve Seat Height 1.375"
    Tulip Angle Intake 23°, Exhaust 27°
    Length Intake 3.590" Exhaust 3.670"
    Spring Seat Pressure 127 lb
    Spring Open Pressure 270 lb
    Spring Lift 0,415" / 0.415"