These forged pistons are designed for use in S&S® big bore Hot Set Up Kits® for HD® Evolution® big twin engines, and S&S® 3-5/8" bore engines with S&S® Super Stock® cylinder heads and 4-1/4�, 4-1/2" and 4-5/8" stroke engines with stock diameter (8-1/2") flywheels. 3-5/8" bore, standard size.
Fitment
| Year(s) | Make | Model Code | Model |
|---|---|---|---|
| 1984-1999 | Harley-Davidson | — | Big Twin |
| Year | Make | Model |
|---|---|---|
| 1984 | Harley-Davidson | Electra Glide Police FLHTP |
| 1984 | Harley-Davidson | Electra Glide Standard FLHT |
| 1984 | Harley-Davidson | FLH Electra Glide |
| 1984 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1984 | Harley-Davidson | FLHX Electra Glide Special |
| 1984 | Harley-Davidson | FLTC Tour Glide Classic |
| 1984 | Harley-Davidson | FXST Softail Standard |
| 1984 | Harley-Davidson | Tour Glide FLT |
| 1985 | Harley-Davidson | Electra Glide Police FLHTP |
| 1985 | Harley-Davidson | Electra Glide Standard FLHT |
| 1985 | Harley-Davidson | FLH Electra Glide |
| 1985 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1985 | Harley-Davidson | FLHX Electra Glide Special |
| 1985 | Harley-Davidson | FLTC Tour Glide Classic |
| 1985 | Harley-Davidson | FXST Softail Standard |
| 1985 | Harley-Davidson | Tour Glide FLT |
| 1986 | Harley-Davidson | Electra Glide Police FLHTP |
| 1986 | Harley-Davidson | FLHT Electra Glide Standard |
| 1986 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1986 | Harley-Davidson | FLST Heritage Softail |
| 1986 | Harley-Davidson | FLTC Tour Glide Classic |
| 1986 | Harley-Davidson | FXST Softail Standard |
| 1986 | Harley-Davidson | FXSTC Softail Custom |
| 1986 | Harley-Davidson | Softail Heritage Classic FLSTC |
| 1986 | Harley-Davidson | Tour Glide FLT |
| 1986 | Harley-Davidson | XLH1100 |
| 1986 | Harley-Davidson | XLH883 |
| 1986 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1987 | Harley-Davidson | Electra Glide Police FLHTP |
| 1987 | Harley-Davidson | FLHS Electra Glide Sport |
| 1987 | Harley-Davidson | FLHT Electra Glide Standard |
| 1987 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1987 | Harley-Davidson | FLST Heritage Softail |
| 1987 | Harley-Davidson | FLTC Tour Glide Classic |
| 1987 | Harley-Davidson | FXST Softail Standard |
| 1987 | Harley-Davidson | FXSTC Softail Custom |
| 1987 | Harley-Davidson | Softail Heritage Classic FLSTC |
| 1987 | Harley-Davidson | Sportster 883 XLH |
| 1987 | Harley-Davidson | XLH1100 |
| 1987 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1987 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1988 | Harley-Davidson | Electra Glide Police FLHTP |
| 1988 | Harley-Davidson | FLHS Electra Glide Sport |
| 1988 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1988 | Harley-Davidson | FLST Heritage Softail |
| 1988 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1988 | Harley-Davidson | FLTC Tour Glide Classic |
| 1988 | Harley-Davidson | FXST Softail Standard |
| 1988 | Harley-Davidson | FXSTC Softail Custom |
| 1988 | Harley-Davidson | FXSTS Springer Softail |
| 1988 | Harley-Davidson | Sportster 1100 XLH |
| 1988 | Harley-Davidson | XLH1200 |
| 1988 | Harley-Davidson | XLH883 |
| 1988 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1988 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1989 | Harley-Davidson | Electra Glide Police FLHTP |
| 1989 | Harley-Davidson | FLHS Electra Glide Sport |
| 1989 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1989 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1989 | Harley-Davidson | FLST Heritage Softail |
| 1989 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1989 | Harley-Davidson | FLTC Tour Glide Classic |
| 1989 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1989 | Harley-Davidson | FXST Softail Standard |
| 1989 | Harley-Davidson | FXSTC Softail Custom |
| 1989 | Harley-Davidson | FXSTS Springer Softail |
| 1989 | Harley-Davidson | Sportster 883 XLH |
| 1989 | Harley-Davidson | XLH1200 |
| 1989 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1989 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1990 | Harley-Davidson | Electra Glide Police FLHTP |
| 1990 | Harley-Davidson | FLHS Electra Glide Sport |
| 1990 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1990 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1990 | Harley-Davidson | FLST Heritage Softail |
| 1990 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1990 | Harley-Davidson | FLSTF Fat Boy |
| 1990 | Harley-Davidson | FLTC Tour Glide Classic |
| 1990 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1990 | Harley-Davidson | FXST Softail Standard |
| 1990 | Harley-Davidson | FXSTC Softail Custom |
| 1990 | Harley-Davidson | FXSTS Springer Softail |
| 1990 | Harley-Davidson | Sportster 883 XLH |
| 1990 | Harley-Davidson | XLH1200 |
| 1990 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1990 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1991 | Harley-Davidson | Electra Glide Police FLHTP |
| 1991 | Harley-Davidson | FLHS Electra Glide Sport |
| 1991 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1991 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1991 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1991 | Harley-Davidson | FLSTF Fat Boy |
| 1991 | Harley-Davidson | FLTC Tour Glide Classic |
| 1991 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1991 | Harley-Davidson | FXDB-S Dyna Glide Sturgis |
| 1991 | Harley-Davidson | FXST Softail Standard |
| 1991 | Harley-Davidson | FXSTC Softail Custom |
| 1991 | Harley-Davidson | FXSTS Springer Softail |
| 1991 | Harley-Davidson | Sportster 883 XLH |
| 1991 | Harley-Davidson | XLH1200 |
| 1991 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1991 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1992 | Harley-Davidson | Electra Glide Police FLHTP |
| 1992 | Harley-Davidson | FLHS Electra Glide Sport |
| 1992 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1992 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1992 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1992 | Harley-Davidson | FLSTF Fat Boy |
| 1992 | Harley-Davidson | FLTC Tour Glide Classic |
| 1992 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1992 | Harley-Davidson | FXDB-D Dyna Glide Daytona |
| 1992 | Harley-Davidson | FXDC Super Glide Custom |
| 1992 | Harley-Davidson | FXST Softail Standard |
| 1992 | Harley-Davidson | FXSTC Softail Custom |
| 1992 | Harley-Davidson | FXSTS Springer Softail |
| 1992 | Harley-Davidson | Sportster 883 XLH |
| 1992 | Harley-Davidson | XLH1200 |
| 1992 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1992 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1993 | Harley-Davidson | Electra Glide Police FLHTP |
| 1993 | Harley-Davidson | FLHS Electra Glide Sport |
| 1993 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1993 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1993 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1993 | Harley-Davidson | FLSTF Fat Boy |
| 1993 | Harley-Davidson | FLSTN Heritage Softail Nostalgia |
| 1993 | Harley-Davidson | FLTC Tour Glide Classic |
| 1993 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1993 | Harley-Davidson | FXDL Dyna Low Rider |
| 1993 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 1993 | Harley-Davidson | FXST Softail Standard |
| 1993 | Harley-Davidson | FXSTC Softail Custom |
| 1993 | Harley-Davidson | FXSTS Springer Softail |
| 1993 | Harley-Davidson | Sportster 883 XLH |
| 1993 | Harley-Davidson | XLH1200 |
| 1993 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1993 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1994 | Harley-Davidson | Electra Glide Police FLHTP |
| 1994 | Harley-Davidson | FLHR Road King |
| 1994 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1994 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1994 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1994 | Harley-Davidson | FLSTF Fat Boy |
| 1994 | Harley-Davidson | FLSTN Heritage Softail Special |
| 1994 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1994 | Harley-Davidson | FXDL Dyna Low Rider |
| 1994 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 1994 | Harley-Davidson | FXST Softail Standard |
| 1994 | Harley-Davidson | FXSTC Softail Custom |
| 1994 | Harley-Davidson | FXSTS Springer Softail |
| 1994 | Harley-Davidson | Sportster 883 XLH |
| 1994 | Harley-Davidson | Tour Glide Classic FLTC |
| 1994 | Harley-Davidson | XLH1200 |
| 1994 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1994 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1995 | Harley-Davidson | Electra Glide Classic EFI FLHTCI |
| 1995 | Harley-Davidson | Electra Glide Police FLHTPI |
| 1995 | Harley-Davidson | Electra Glide Police FLHTP |
| 1995 | Harley-Davidson | FLHR Road King |
| 1995 | Harley-Davidson | FLHT Electra Glide Standard |
| 1995 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1995 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1995 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic |
| 1995 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1995 | Harley-Davidson | FLSTF Fat Boy |
| 1995 | Harley-Davidson | FLSTN Heritage Softail Special |
| 1995 | Harley-Davidson | FLTCU Tour Glide Ultra Classic |
| 1995 | Harley-Davidson | FXD Dyna Super Glide |
| 1995 | Harley-Davidson | FXDL Dyna Low Rider |
| 1995 | Harley-Davidson | FXDS-Conv Dyna Convertible |
| 1995 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 1995 | Harley-Davidson | FXST Softail Standard |
| 1995 | Harley-Davidson | FXSTC Softail Custom |
| 1995 | Harley-Davidson | FXSTS Springer Softail |
| 1995 | Harley-Davidson | FXSTSB Bad Boy |
| 1995 | Harley-Davidson | Road King Classic EFI FLHRC |
| 1995 | Harley-Davidson | Road King EFI FLHR |
| 1995 | Harley-Davidson | Sportster 883 XLH |
| 1995 | Harley-Davidson | XLH1200 |
| 1995 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe |
| 1995 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1996 | Harley-Davidson | Electra Glide Police FLHTPI |
| 1996 | Harley-Davidson | Electra Glide Police FLHTP |
| 1996 | Harley-Davidson | FLHR Road King |
| 1996 | Harley-Davidson | FLHRI Road King |
| 1996 | Harley-Davidson | FLHT Electra Glide Standard |
| 1996 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1996 | Harley-Davidson | FLHTCI Electra Glide Classic |
| 1996 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1996 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic |
| 1996 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1996 | Harley-Davidson | FLSTF Fat Boy |
| 1996 | Harley-Davidson | FLSTN Heritage Softail Special |
| 1996 | Harley-Davidson | FLTCUI Tour Glide Ultra Classic |
| 1996 | Harley-Davidson | FXD Dyna Super Glide |
| 1996 | Harley-Davidson | FXDL Dyna Low Rider |
| 1996 | Harley-Davidson | FXDS-Conv Dyna Convertible |
| 1996 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 1996 | Harley-Davidson | FXST Softail Standard |
| 1996 | Harley-Davidson | FXSTC Softail Custom |
| 1996 | Harley-Davidson | FXSTS Springer Softail |
| 1996 | Harley-Davidson | FXSTSB Bad Boy |
| 1996 | Harley-Davidson | Road King Classic EFI FLHRC |
| 1996 | Harley-Davidson | Sportster 883 XLH |
| 1996 | Harley-Davidson | Tour Glide Ultra Classic FLTCU |
| 1996 | Harley-Davidson | XL1200C Sportster 1200 Custom |
| 1996 | Harley-Davidson | XL1200S Sportster 1200 Sport |
| 1996 | Harley-Davidson | XLH1200 |
| 1996 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1997 | Harley-Davidson | Electra Glide Police FLHTPI |
| 1997 | Harley-Davidson | Electra Glide Police FLHTP |
| 1997 | Harley-Davidson | FLHR Road King |
| 1997 | Harley-Davidson | FLHRI Road King |
| 1997 | Harley-Davidson | FLHT Electra Glide Standard |
| 1997 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1997 | Harley-Davidson | FLHTCI Electra Glide Classic |
| 1997 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 1997 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic |
| 1997 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1997 | Harley-Davidson | FLSTF Fat Boy |
| 1997 | Harley-Davidson | FLSTS Heritage Springer |
| 1997 | Harley-Davidson | FXD Dyna Super Glide |
| 1997 | Harley-Davidson | FXDL Dyna Low Rider |
| 1997 | Harley-Davidson | FXDS-Conv Dyna Convertible |
| 1997 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 1997 | Harley-Davidson | FXST Softail Standard |
| 1997 | Harley-Davidson | FXSTC Softail Custom |
| 1997 | Harley-Davidson | FXSTS Springer Softail |
| 1997 | Harley-Davidson | FXSTSB Bad Boy |
| 1997 | Harley-Davidson | Road King Classic EFI FLHRC |
| 1997 | Harley-Davidson | Sportster 883 XLH |
| 1997 | Harley-Davidson | XL1200C Sportster 1200 Custom |
| 1997 | Harley-Davidson | XL1200S Sportster 1200 Sport |
| 1997 | Harley-Davidson | XLH1200 |
| 1997 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1998 | Harley-Davidson | 883 Custom XLC |
| 1998 | Harley-Davidson | Electra Glide Police FLHTPI |
| 1998 | Harley-Davidson | Electra Glide Police FLHTP |
| 1998 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU |
| 1998 | Harley-Davidson | FLHR Road King |
| 1998 | Harley-Davidson | FLHRCI Road King Classic |
| 1998 | Harley-Davidson | FLHT Electra Glide Standard |
| 1998 | Harley-Davidson | FLHTC Electra Glide Classic |
| 1998 | Harley-Davidson | FLHTCI Electra Glide Classic |
| 1998 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic |
| 1998 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1998 | Harley-Davidson | FLSTF Fat Boy |
| 1998 | Harley-Davidson | FLSTS Heritage Springer |
| 1998 | Harley-Davidson | FLTR Road Glide |
| 1998 | Harley-Davidson | FLTRI Road Glide |
| 1998 | Harley-Davidson | FXD Dyna Super Glide |
| 1998 | Harley-Davidson | FXDL Dyna Low Rider |
| 1998 | Harley-Davidson | FXDS-Conv Dyna Convertible |
| 1998 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 1998 | Harley-Davidson | FXST Softail Standard |
| 1998 | Harley-Davidson | FXSTC Softail Custom |
| 1998 | Harley-Davidson | FXSTS Springer Softail |
| 1998 | Harley-Davidson | Road King EFI FLHR |
| 1998 | Harley-Davidson | Sportster 883 XLH |
| 1998 | Harley-Davidson | XL1200C Sportster 1200 Custom |
| 1998 | Harley-Davidson | XL1200S Sportster 1200 Sport |
| 1998 | Harley-Davidson | XLH1200 |
| 1998 | Harley-Davidson | XLH883HUG Sportster 883 Hugger |
| 1999 | Harley-Davidson | 883 Custom EFI XLC |
| 1999 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 1999 | Harley-Davidson | FLSTF Fat Boy |
| 1999 | Harley-Davidson | FLSTS Heritage Springer |
| 1999 | Harley-Davidson | FXR2 |
| 1999 | Harley-Davidson | FXR3 |
| 1999 | Harley-Davidson | FXST Softail Standard |
| 1999 | Harley-Davidson | FXSTB Night Train |
| 1999 | Harley-Davidson | FXSTC Softail Custom |
| 1999 | Harley-Davidson | FXSTS Springer Softail |
| 1999 | Harley-Davidson | Sportster 1200 XLH |
| 1999 | Harley-Davidson | Sportster 883 XLH |
| 1999 | Harley-Davidson | XL1200C Sportster 1200 Custom |
| 1999 | Harley-Davidson | XL1200S Sportster 1200 Sport |
| 1999 | Harley-Davidson | XL883C Sportster 883 Custom |
| 1999 | Harley-Davidson | XLH883 |
Fitment details provided by supplier.
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