Racing Valve Spring Kit — 0.600 in lift, 387 lb open, 152 lb seat, fits 0.565 in guide

KIBBLEWHITE Racing Valve Spring Kit — 0.600 in lift, 387 lb open, 152 lb seat, fits 0.565 in guide – 66-79 Big Twin

KIBBLEWHITE
0926-2926
20-20450
Complete racing valve spring kit for one engine, progressively wound for durability and consistent high-rpm performance.
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€155.41
€203.17
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Designed specifically for high-performance applications, this valve spring kit accounts for cam profiles, harmonics, natural spring frequency, valvetrain mass, required pressures, wire stress, fatigue life, and engine rpm. ⚙️

Progressively wound using super-clean, high-grade alloy wire that is heat treated and shot peened to improve fatigue life and consistency.

  • Complete set for one engine
  • Spring base fits 0.565" guide

Kit includes:

  • 4 x valve springs
  • 4 x heat-treated steel retainers
  • 4 x heat-treated steel basewashers
  • 4 x pairs of heat-treated steel keepers

Manufactured to precision tolerances and validated for durability and repeatable performance. 🔧

Made in the USA.

: 0926-2926
In Stock

Data sheet

Type
Valve
Units
Kit
Style
Racing
Brand
KIBBLEWHITE
Application
Exhaust, Intake
Spring Seat Pressure
152 lb
Spring Open Pressure
387 lb
Spring Lift
0,600"
0.600"
Collar Material
H.T. Steel
Material
Chromium Silicon Alloy
Harley Family
Vintage Big Twin

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Electra Glide Big Twin 1966
Harley Davidson Electra Glide Big Twin 1967
Harley Davidson Electra Glide Big Twin 1968
Harley Davidson Electra Glide Big Twin 1969
Harley Davidson Electra Glide Big Twin 1970
Harley Davidson Electra Glide Big Twin 1971
Harley Davidson Electra Glide Big Twin 1972
Harley Davidson Electra Glide Big Twin 1973
Harley Davidson Electra Glide Big Twin 1974
Harley Davidson Electra Glide Big Twin 1975
Harley Davidson Electra Glide Big Twin 1976
Harley Davidson Electra Glide Big Twin 1977
Harley Davidson Electra Glide Big Twin 1966
Harley Davidson Electra Glide Big Twin 1967
Harley Davidson Electra Glide Big Twin 1968
Harley Davidson Electra Glide Big Twin 1969
Harley Davidson Electra Glide Big Twin 1966
Harley Davidson Electra Glide Big Twin 1967
Harley Davidson Electra Glide Big Twin 1968
Harley Davidson Electra Glide Big Twin 1969
Harley Davidson Electra Glide Big Twin 1970
Harley Davidson Electra Glide Big Twin 1971
Harley Davidson Electra Glide Big Twin 1972
Harley Davidson Electra Glide Big Twin 1973
Harley Davidson Electra Glide Big Twin 1974
Harley Davidson Electra Glide Big Twin 1975
Harley Davidson Electra Glide Big Twin 1976
Harley Davidson Electra Glide Big Twin 1977
Harley Davidson Electra Glide Big Twin 1978
Harley Davidson Electra Glide Big Twin 1979 Fit early '79.
Harley Davidson Electra Glide Big Twin 1966
Harley Davidson Electra Glide Big Twin 1967
Harley Davidson Electra Glide Big Twin 1968
Harley Davidson Electra Glide Big Twin 1969
Harley Davidson Electra Glide Big Twin 1966
Harley Davidson Electra Glide Big Twin 1967
Harley Davidson Electra Glide Big Twin 1968
Harley Davidson Electra Glide Big Twin 1969
Harley Davidson Super Glide Big Twin 1971
Harley Davidson Super Glide Big Twin 1972
Harley Davidson Super Glide Big Twin 1973
Harley Davidson Super Glide Big Twin 1974
Harley Davidson Super Glide Big Twin 1975
Harley Davidson Super Glide Big Twin 1976
Harley Davidson Super Glide Big Twin 1977
Harley Davidson Super Glide Big Twin 1974
Harley Davidson Super Glide Big Twin 1975
Harley Davidson Super Glide Big Twin 1976
Harley Davidson Super Glide Big Twin 1977
Harley Davidson Super Glide Big Twin 1978
Harley Davidson Super Glide Big Twin 1979 Fit early '79.
Harley Davidson Fat Bob Big Twin 1979 Fit early '79.
Harley Davidson Fat Bob Big Twin 1979 Fit early '79.
Harley Davidson Low Rider Big Twin 1977
Harley Davidson Low Rider Big Twin 1978
Harley Davidson Low Rider Big Twin 1979 Fit early '79.