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Kibblewhite Black Diamond Intake Valve

J&P Cycles Part Number: 422-570

Manufacturer Part Number: 20-4258

$33.99

Gold Club Price: $30.59

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Description

Description for Kibblewhite Black Diamond Intake Valve

• 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

Product Specs for Kibblewhite Black Diamond Intake Valve

Intake or Exhaust:
Intake Valve
Manufacturer Part Number:
20-4258
Nitrided:
Yes
OEM Reference:
18071-58
Overall Size:
Standard
Sold in Units:
Each
Warehouse Part Number:
1037374
Fitment
Fitment Questions?

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Compatible Models

Harley-Davidson® Models

  • Sportster 900 Electric Start XLH900 : 1967–1969
  • Sportster 900 Kick Start XL900 : 1958–1959
  • Sportster 900 Kick Start XLCH900 : 1959–1969
  • Sportster 900 Kick Start XLH900 : 1958–1966
Customer Reviews

Customer Reviews for Kibblewhite Black Diamond Intake Valve

Overall Rating

5 out of 5 stars (based on 1 reviews)

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0 stars (0)

ssmok3y

works great

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