These forged 3-1/2" bore stroker pistons for 1984-'99 HD® Evolution® big twin engines are required for the S&S 89" stock bore stroker kits, which include S&S 4-5/8" stroke flywheels. Pistons are designed to be used with stock cylinder heads or with S&S Performance Replacement heads. Low silicon forged material and advanced S&S piston skirt design result in high strengh and low noise. 3-1/2" +.020" bore.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-1999 | Harley-Davidson | FLHR Road King | Base |
| 1998-1999 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 1996-1997 | Harley-Davidson | FLHRI Road King | Base |
| 1984,1987-1993 | Harley-Davidson | FLHS Electra Glide Sport | Base |
| 1996-1999 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 1989-1997 | Harley-Davidson | FLHTCU 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 |
| 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 |
| 1993-1999 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 1993-1999 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 1987-1994 | Harley-Davidson | FXLR Low Rider Custom | Base |
| 1999 | Harley-Davidson | FXR2 | Base |
| 1999 | Harley-Davidson | FXR3 | Base |
| 1984-1992 | Harley-Davidson | FXRS Low Glide | Base |
| 1984-1992 | Harley-Davidson | FXRT Sport Glide | 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 |
| 1984-1986 | Harley-Davidson | FXWG Wide Glide | Base |