Kb Performance KB263.010 - Piston Kit - FX/FL
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2026_04_17_779969

Kb Performance KB263.010 – Piston Kit – FX/FL

Original price was: $204.96.Current price is: $51.24.

SKU: DS751203 Category:

Description

Features

  • Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy
  • Allow a tighter fit and longer piston and ring life
  • Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005″) tolerances from piston to piston
  • Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings
  • Replacement piston rings and pin lock rings available separately

    • Specs

  • Bore Oversize: +0.010″
  • Units: Kit
  • Compression Ratio: 9.0:1
  • Bore Size: 3.437″
  • Piston Material: Hypereutectic Alloy
  • Product Name: Piston Kit
  • Riding Style: Street

    • Approximate Package Weight & Dimensions

  • Weight: 2.75
  • Height: 4.56
  • Length: 9.6
  • Width: 4.76

    • Fitments

    Years Make Model
    1965 – 1980 Harley-Davidson 1200 Electra Glide FLH
    1965 – 1980 Harley-Davidson Electra Glide FL
    1971 – 1978 Harley-Davidson 1200 Super Glide FX
    1979 – 1980 Harley-Davidson 1200 Fat Bob FXEF
    1977 – 1979 Harley-Davidson 1200 Low Rider FXS
    1974 – 1980 Harley-Davidson 1200 Super Glide FXE
    1941 – 1947 Harley-Davidson Knucklehead FL
    1958 – 1964 Harley-Davidson Duo Glide FLH
    1980 Harley-Davidson Electra Glide Sport FLHS
    1958 – 1964 Harley-Davidson Duo Glide FL
    1949 – 1957 Harley-Davidson Hydra Glide FL
    1948 Harley-Davidson FL

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