Black Diamond Replacement Valves for 7MM Twin Cam, Sportster & Buell

Goodson Tools & Supplies

$23.99 $34.79
Order No. 20-20935

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Type Head
Diameter
Stem Diameter Tulip Radius Tulip Angle Overall Length Order No. Replaces 
AV&V No.
Intake 1.980" 0.2757" 0.290 25º 4.455" 20-20935 HBV-1980-7TG
Intake 1.900" 0.2757" 0.475 24º 4.445" 20-20940 HBV-1900-7TG
Exhaust 1.610" 0.2755" 0.595 25º 4.545" 20-20945 HBV-1610-7TG
Exhaust 1.575" 0.2755" 0.595 25º 4.560" 20-20950 HBV-1575-7TG
  • Black Nitroneg stems
  • One piece forged stainless steel valves impregnated with a special German process to improve wear properties and reduce friction
  • Provide resistance to corrosion and wear superior to hard chromium and electrolysis nickel plating
  • Triple Groove valves