These high compression 3-1/2" bore forged stroker pistons for 1984-'99 HD® big twins are a high compression option for 89" stroker kits for 1984-'99 with 4-5/8" stroke flywheels and S&S® Super Stock heads. 12:1 compression . These pistons may also be used in stock stroke 1200cc HD® Sportster® models with S&S® Super Stock heads.10:1 compression. +.020" oversize.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1994-1998 | Harley-Davidson | FLHR Road King | Base |
| 1984,1987-1993 | Harley-Davidson | FLHS Electra Glide Sport | Base |
| 1986-1998 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 1989-1997 | Harley-Davidson | FLHTC Electra Glide 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 |
| 1997-1999 | Harley-Davidson | FLSTS Heritage Springer | Base |
| 1989-1993 | Harley-Davidson | FLTC Tour Glide Classic | Base |
| 1996 | Harley-Davidson | FLTCUI Tour Glide Ultra Classic | Base |
| 1998 | Harley-Davidson | FLTR Road Glide | Base |
| 1995-1998 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 1992 | Harley-Davidson | FXDB-D Dyna Glide Daytona | Base |
| 1992 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 1993-1998 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 1993-1998 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 1986-1994 | Harley-Davidson | FXR Super Glide II | Base |
| 1984-1999 | Harley-Davidson | FXST Softail Standard | Base |
| 1999 | Harley-Davidson | FXSTB Night Train | Base |
| 1988-1999 | Harley-Davidson | FXSTS Springer Softail | Base |
| 1995-1997 | Harley-Davidson | FXSTSB Bad Boy | Base |
| 1986-1987 | Harley-Davidson | XLH1100 | Base |
| 1988-1990 | Harley-Davidson | XLH1200 | Base |
| 1986-1990 | Harley-Davidson | XLH883 | Base |
