Sifton 4.250 Inch Stroke Flywheel Set for Harley Davidson FL FX 1978-1984
Upgrade your Harley with a precision-balanced flywheel set featuring a 4.250 inch stroke and a 6-taper shaft design. The sprocket shaft side is narrow style, and both right and left flywheels measure 1.450 inches thick to support durable power transfer under ride conditions.
The set accepts OE-style components compatible with 80-inch engines, simplifying installation for experienced mechanics and DIY enthusiasts alike. Manufactured in Taiwan, these flywheels are engineered to withstand the rigors of riding and deliver dependable power transfer during operation.
Sold as a complete set, it includes all necessary components for a seamless upgrade, ensuring your engine maintains its original specifications while benefiting from the enhanced stroke dimensions.
Fitment
- Harley Davidson FL: 1978–1984
- Harley Davidson FLST: 1986–1998
- Harley Davidson FLT: 1979–1998
- Harley Davidson FX: 1978–1984
- Harley Davidson FXD: 1984–1998
- Harley Davidson FXST: 1984–1998
Sifton cast flywheel set with a 4.250 inch stroke and a 6 taper for shafts. The sprocket shaft side of the flywheel is narrow style.
Upgrade your Harley Davidson motorcycle with the Sifton 4.250 inch Stroke Flywheel Set, designed for a precise fit on various FL and FX models from 1978 to 1984. Crafted in Taiwan, these flywheels feature both right and left wheels with a thickness of 1.450 inches, ensuring durability and optimal performance for your engine. The set accepts OE style components compatible with 80-inch engines, making installation straightforward for experienced mechanics and DIY enthusiasts alike. Constructed with high-quality materials, these flywheels are engineered to withstand the rigors of riding and provide a reliable power transfer during operation. Whether you're restoring a vintage bike or enhancing your current setup, this set offers a perfect combination of performance and compatibility. The package includes all necessary components for a complete upgrade, ensuring your engine maintains its original specifications while benefiting from enhanced stroke dimensions. The flywheels are sold as a set, providing everything needed for a seamless installation process. Trust Sifton's reputation for quality motorcycle parts to keep your Harley running smoothly on the open road.
Features:
- Right and left wheels each 1.450 inches thick for durability
- Accepts OE style components for 80-inch engines for easy compatibility
- Designed specifically for Harley Davidson FL and FX models from 1978 to 1984
- High-quality Taiwanese manufacturing ensures reliable performance
- Sold as a complete set for straightforward installation
Fitment:
Harley Davidson FL 1978
Harley Davidson FL 1979
Harley Davidson FL 1980
Harley Davidson FL 1981
Harley Davidson FL 1982
Harley Davidson FL 1983
Harley Davidson FL 1984
Harley Davidson FLST 1986
Harley Davidson FLST 1987
Harley Davidson FLST 1988
Harley Davidson FLST 1989
Harley Davidson FLST 1990
Harley Davidson FLST 1991
Harley Davidson FLST 1992
Harley Davidson FLST 1993
Harley Davidson FLST 1994
Harley Davidson FLST 1995
Harley Davidson FLST 1996
Harley Davidson FLST 1997
Harley Davidson FLST 1998
Harley Davidson FLT 1979
Harley Davidson FLT 1980
Harley Davidson FLT 1981
Harley Davidson FLT 1982
Harley Davidson FLT 1983
Harley Davidson FLT 1984
Harley Davidson FLT 1985
Harley Davidson FLT 1986
Harley Davidson FLT 1987
Harley Davidson FLT 1988
Harley Davidson FLT 1989
Harley Davidson FLT 1990
Harley Davidson FLT 1991
Harley Davidson FLT 1992
Harley Davidson FLT 1993
Harley Davidson FLT 1994
Harley Davidson FLT 1995
Harley Davidson FLT 1996
Harley Davidson FLT 1997
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 FXD 1984
Harley Davidson FXD 1985
Harley Davidson FXD 1986
Harley Davidson FXD 1987
Harley Davidson FXD 1988
Harley Davidson FXD 1989
Harley Davidson FXD 1990
Harley Davidson FXD 1991
Harley Davidson FXD 1992
Harley Davidson FXD 1993
Harley Davidson FXD 1994
Harley Davidson FXD 1995
Harley Davidson FXD 1996
Harley Davidson FXD 1997
Harley Davidson FXD 1998
Harley Davidson FXST 1984
Harley Davidson FXST 1985
Harley Davidson FXST 1986
Harley Davidson FXST 1987
Harley Davidson FXST 1988
Harley Davidson FXST 1989
Harley Davidson FXST 1990
Harley Davidson FXST 1991
Harley Davidson FXST 1992
Harley Davidson FXST 1993
Harley Davidson FXST 1994
Harley Davidson FXST 1995
Harley Davidson FXST 1996
Harley Davidson FXST 1997
Harley Davidson FXST 1998
