SKU:40-0640

V-Twin SMC Electric Start Oil Tank For Harley FL FX 1958-1984

V-Twin SMC Electric Start Oil Tank For Harley FL FX 1958-1984

Regular price $213.99 USD
Sale price $213.99 USD Regular price
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V-Twin SMC Electric Start Oil Tank for Harley FL FX 1958-1984

Vintage horseshoe-style oil tank with a raw finish designed for electric-start upgrades on Harley Davidson models from 1958 through 1984. This 4-speed, stock swingarm setup accommodates the classic look while enabling modern performance enhancements.

  • Part No. 40-0640, manufactured in Taiwan
  • Filler cap is screw-in with an integrated dipstick for easy oil level checks and refills
  • Allows fitting of electric start motor kits for upgraded performance
  • Removable bracket design enables compatibility with early FX (1958-1964) and later FL (1965-1984) models
  • Mounts to the rear frame tube with adjustable positioning options
  • Mounting brackets and base plates are sold separately; installation requires fabrication of custom brackets for a secure fit
  • Designed for rear-m frame tube mounting; not including mounts, spacers may be needed to achieve proper fit
  • Compatibility notes: does not have provisions for clutch cable adjusters found in 1968-1984 models; verify compatibility with your specific build
  • Battery tray height approx. 4-3/8 inches
  • Compatible with mounting accessories such as #40-0837 Oil Tank Mount Bracket Set and various front mount brackets

Whether restoring a vintage Harley or customizing a late-model motorcycle, this oil tank blends classic styling with practical wiring for electric-start upgrades, backed by V-Twin’s manufacturing legacy since 1979.

Swingarm York oil tank features a raw finish. Oil tank is for use on 4-speed models with a stock swingarm frame.

The V-Twin SMC Electric Start Oil Tank (Part No. 40-0640) is an essential component designed for Harley Davidson models from 1958 through 1984, including FL and FX series. Crafted in Taiwan, this oil tank features a classic horseshoe or wrap-around shape, providing a vintage aesthetic while ensuring reliable performance. The tank includes a screw-in filler cap with a built-in dipstick for easy oil level checks and refills, making maintenance straightforward. Its design allows for fitting electric start motor kits, enhancing your motorcycle's upgrade options. Please note that mounting brackets are sold separately, and installation requires fabrication of custom brackets for a secure fit, as mounts are not included. The tank mounts to the frame tube at the rear, with the flexibility to raise or position the tank as desired, accommodating various customization preferences. The removable bracket design allows compatibility with both early 1958-1964 FX models and later 1965-1984 FL models, offering versatility across a broad range of Harley Davidson motorcycles. The tank does not have provisions for clutch cable adjusters found in 1968-1984 models, so please verify compatibility with your specific build. Technical notes recommend using specific mounting brackets such as #31-1870 and #31-1885 for different model years, and spacers may be needed to adjust height for proper fitment. The battery tray height measures approximately 4-3/8 inches, ensuring adequate space and compatibility with existing components. This oil tank is compatible with various mounting accessories, including the #40-0837 Oil Tank Mount Bracket Set and front mount brackets for different model years. Whether restoring a vintage Harley or customizing a late-model motorcycle, this oil tank offers a combination of style, functionality, and compatibility, backed by V-Twin’s trusted manufacturing since 1979.

Features:

  • Includes screw-in filler cap with dipstick for easy oil level monitoring
  • Designed for Harley Davidson models from 1958 to 1984, including FL and FX series
  • Horseshoe or wrap-around shape for a classic look
  • Allows fitting of electric start motor kits for upgraded performance
  • Removable bracket enables use on both early and late model Harley Davidson motorcycles
  • Requires separate purchase of mounting brackets and base plates for installation
  • Mounts to frame tube at the rear, with adjustable positioning options
  • Constructed in Taiwan for quality assurance

Fitment:
Harley Davidson FL 1958
Harley Davidson FL 1959
Harley Davidson FL 1960
Harley Davidson FL 1961
Harley Davidson FL 1962
Harley Davidson FL 1963
Harley Davidson FL 1964
Harley Davidson FX 1971
Harley Davidson FX 1972
Harley Davidson FX 1973
Harley Davidson FX 1974
Harley Davidson FX 1975
Harley Davidson FX 1976
Harley Davidson FX 1977
Harley Davidson FX 1978
Harley Davidson FX 1979
Harley Davidson FX 1980
Harley Davidson FX 1981
Harley Davidson FX 1982
Harley Davidson FX 1983
Harley Davidson FX 1984
Harley Davidson FX 1985

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