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Kibblewhite Black Diamond Intake Valve for Panhead

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Product may vary from photo(s).

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J&P Part: 431-124

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Description

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

Kibblewhite Black Diamond Intake Valve for Panhead

• 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: 1.750″ / 44.45 mm; Stem Diameter 0.3765″; Tulip 23°; Overall Length 3.800″; Remarks Standard

• Replaces OEM 18071-48

Product Specs

  • Intake or Exhaust: Intake Valve
  • Manufacturer Part Number: 20-4257
  • Material: Stainless Steel
  • Nitrided: No
  • OEM Reference: 18071-48
  • Sold in Units: Each
  • Upgrade or Replacement: Replacement

Fitment

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Harley-Davidson® Models

Duo Glide FLH : 1955–1964
Duo Glide FLHF : 1958–1964
E : 1948–1950
EL : 1948–1952
Electra Glide Fat Bob FLHFB : 1965
Electra Glide FLH : 1965
Electra Glide FLHB : 1965
Electra Glide FLHF : 1965
ELF : 1952
ELP : 1949
ELS : 1951–1952
EP : 1949
ES : 1948–1950
FL : 1948–1964
FLB : 1965
FLE : 1953–1956
FLEF : 1953–1956
FLF : 1952–1964
FLFB : 1965
FP : 1949
FS : 1948–1950
Hydra Glide FLHF : 1955–1957
Hydra Glide FLS : 1951–1952
Panhead FL : 1948–1950
Police Model FLP : 1949