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Twin Power
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Twin Power 74in. Knucklehead/Panhead/Shovelhead Cast Piston - .020 Oversize - HR10803 MOS2 +.020

HR10803 MOS2 +.020

Description

O.E.M. quality aluminum alloy
Twin Cam and Evolution pistons have MoS2 coating that extends piston life, reduces friction and allows for cooler running engines
Ideal for O.E.M. replacement
Economical with great performance all in one package
Kit includes 2 pistons, wrist pins and clips
Hastings rings are to be ordered separately

Product Series

Application List

YearsMakeModelApplicationNotes
1953 - 1964Harley DavidsonFLF
1979 - 1980Harley DavidsonFXEF Fat Bob
1941 - 1964Harley DavidsonFL
1941 - 1950Harley DavidsonF
1965 - 1969Harley DavidsonFLFB Electra Glide
1958 - 1964Harley DavidsonFLH Duo-Glide
1955 - 1957Harley DavidsonFLH Hydra-Glide
1965 - 1969Harley DavidsonFLHB Electra Glide
1970 - 1980Harley DavidsonFLH Electra Glide
1955 - 1972Harley DavidsonFLHF
1971 - 1978Harley DavidsonFX Super Glide
1965 - 1969Harley DavidsonFLHFB Electra Glide
1974 - 1978Harley DavidsonFXE Super Glide
1977 - 1980Harley DavidsonFXS Low Rider

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W6.0000” x H10.0000” x L4.0000”