The Wiseco team has led the powersports performance industry through eras and technological advancements, including the rise of high-performance 4-stroke engines. Today, Wiseco's forged 4-stroke pistons are engineered for specific engine applications and manufactured to the tightest tolerances, offering unparalleled performance and strength. Wiseco 4-stroke pistons are proven across all levels of riding and are available for a wide range of models.

This Part Fits:

Year	Make	Model	Submodel
1994-1999	Harley-Davidson	FLHR Road King	Base
1998-1999	Harley-Davidson	FLHRCI Road King Classic	Base
1996-1997	Harley-Davidson	FLHRI Road King	Base
1987-1993	Harley-Davidson	FLHS Electra Glide Sport	Base
1988,1995-1998	Harley-Davidson	FLHT Electra Glide Standard	Base
1984-1999	Harley-Davidson	FLHTC Electra Glide Classic	Base
1996-1999	Harley-Davidson	FLHTCI Electra Glide Classic	Base
1989-1997	Harley-Davidson	FLHTCU Electra Glide Ultra Classic	Base
1995-1999	Harley-Davidson	FLHTCUI Electra Glide Ultra Classic	Base
1986-1990	Harley-Davidson	FLST Heritage Softail	Base
1988-1999	Harley-Davidson	FLSTC Heritage Softail Classic	Base
1990-1999	Harley-Davidson	FLSTF Fat Boy	Base
1993	Harley-Davidson	FLSTN Heritage Softail Nostalgia	Base
1994-1996	Harley-Davidson	FLSTN Heritage Softail Special	Base
1998-1999	Harley-Davidson	FLTR Road Glide	Base
1998-1999	Harley-Davidson	FLTRI Road Glide	Base
1995-1999	Harley-Davidson	FXD Dyna Super Glide	Base
1992	Harley-Davidson	FXDB-D Dyna Glide Daytona	Base
1991	Harley-Davidson	FXDB-S Dyna Glide Sturgis	Base
1993-1999	Harley-Davidson	FXDL Dyna Low Rider	Base
1994-1999	Harley-Davidson	FXDS-Conv Dyna Convertible	Base
1993-1999	Harley-Davidson	FXDWG Dyna Wide Glide	Base
1999	Harley-Davidson	FXDX Dyna Super Glide Sport	Base
1987-1994	Harley-Davidson	FXLR Low Rider Custom	Base
1984-1994	Harley-Davidson	FXR Super Glide II	Base
1999	Harley-Davidson	FXR2	Base
1999	Harley-Davidson	FXR3	Base
1985-1987	Harley-Davidson	FXRC Low Rider Chrome	Base
1986	Harley-Davidson	FXRD Sport Glide Grand Touring	Base
1984	Harley-Davidson	FXRDG Disc Glide	Base
1984-1992	Harley-Davidson	FXRS Low Glide	Base
1990-1993	Harley-Davidson	FXRS-Conv Low Rider Sport Convertible	Base
1986-1993	Harley-Davidson	FXRS-SP Low Rider Sport	Base
1984-1992	Harley-Davidson	FXRT Sport Glide	Base
1985	Harley-Davidson	FXSB Low Rider - Belt	Base
1984-1999	Harley-Davidson	FXST Softail Standard	Base
1999	Harley-Davidson	FXSTB Night Train	Base
1986-1999	Harley-Davidson	FXSTC Softail Custom	Base
1988-1999	Harley-Davidson	FXSTS Springer Softail	Base
1995-1997	Harley-Davidson	FXSTSB Bad Boy	Base
1985-1986	Harley-Davidson	FXWG Wide Glide	Base