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Kibblewhite Black Diamond Exhaust Valve for Sportster Models

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Product may vary from photo(s).

Everyday Low Price: $33.99

Gold Club Price: What's This? The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info $30.59

J&P Part: 422-570

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Description

This product was proudly made in the USA Made In The USA

Kibblewhite Black Diamond Exhaust Valve for Sportster Models

• All Kibblewhite Precision Machining, Inc. stainless steel valves are impregnated by a special German process with a .002" deep & .0002" surface build-up to improve wear properties and reduce friction

• This improves wear properties, reduces friction, and provides resistance to corrosion and wear that is superior to chrome and nickel electrolysis plating

• Designed using Finite Element Analysis software, and profiles are tested on our computerized flow bench

• Black Diamond Valves are light, strong, one piece forgings with profiles that provide excellent flow characteristics

• Head Diameter: 1.825″/46.36 mm; Stem Diameter: 0.3095″; Tulip: 23°; Overall Length: 3.565″; Remarks: Standard

• Replaces OEM 18071-58

Product Specs

  • Intake or Exhaust: Intake Valve
  • Manufacturer Part Number: 20-4258
  • Nitrided: Yes
  • OEM Reference: 18071-58
  • Overall Size: Standard
  • Sold in Units: Each

Fitment

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Harley-Davidson® Models

Sportster 900 Electric Start XLH900 : 1967–1969
Sportster 900 Kick Start Competition XLC900 : 1958
Sportster 900 Kick Start XL900 : 1958–1959
Sportster 900 Kick Start XLCH900 : 1959–1969
Sportster 900 Kick Start XLH900 : 1958–1966

Customer Reviews

  Posted:

works great

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