- S&S heads are available to be used with stock-style flat-top pistons
- Kits are fully assembled, and include stainless steel valves and high-lift (.585") springs
- Intake manifold and gasket kits are sold separately; gasket kits contain head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles)
- Optimized for smaller displacement engines
- Slight increase in compression (8.8:1 in an 80" motor) with 82cc chamber volume
- Port design increases flow, while maintaining velocity
- Set up for .585" maximum lift
- EFI compatible
- Made in the U.S.A.
Harley-Davidson -- Electra Glide Classic EFI FLHTCI -- (1995, 1998, 1997, 1996); Harley-Davidson -- Softail Custom FXSTC -- (1986, 1987, 1997, 1994, 1999, 1988, 1989, 1993, 1992, 1995, 1990, 1991, 1996, 1998); Harley-Davidson -- Low Rider Custom FXLR -- (1987, 1988, 1990, 1992, 1989, 1991, 1993, 1994); Harley-Davidson -- Electra Glide Sport FLHS -- (1988, 1989, 1993, 1987, 1990, 1992, 1991); Harley-Davidson -- Softail Standard FXST -- (1985, 1986, 1988, 1987, 1984, 1991, 1993, 1992, 1989, 1990, 1999); Harley-Davidson -- Softail Night Train FXSTB -- (1999); Harley-Davidson -- Electra Glide Ultra Classic EFI FLHTCUI -- (1997, 1998, 1995, 1996); Harley-Davidson -- Super Glide FXD -- (1995, 1997, 1996, 1998); Harley-Davidson -- Road Glide FLTR -- (1998); Harley-Davidson -- Low Rider FXRS -- (1989, 1990, 1991, 1986, 1992, 1987, 1988, 1993); Harley-Davidson -- Tour Glide Ultra Classic FLTCU -- (1992, 1991, 1996, 1994, 1995, 1989, 1993, 1990); Harley-Davidson -- Softail Bad Boy FXSTSB -- (1996, 1995, 1997); Harley-Davidson -- Electra Glide Classic FLHTC -- (1997, 1992, 1990, 1994, 1987, 1988, 1989, 1993, 1998, 1985, 1991, 1995, 1996, 1984, 1986); Harley-Davidson -- Low Rider Sport FXRS-SP -- (1990, 1992, 1988, 1993, 1989, 1991); Harley-Davidson -- Wide Glide FXDWG -- (1998, 1996, 1993, 1995, 1994, 1997); Harley-Davidson -- Wide Glide FXWG -- (1986, 1985); Harley-Davidson -- Tour Glide Classic FLTC -- (1985, 1988, 1994, 1990, 1984, 1987, 1989, 1992, 1986, 1991, 1993); Harley-Davidson -- Electra Glide Standard FLHT -- (1997, 1998, 1995, 1985, 1996, 1986, 1987); Harley-Davidson -- Low Rider Chrome FXRC -- (1987); Harley-Davidson -- Softail Springer FXSTS -- (1996, 1999, 1995, 1994, 1997, 1990, 1993, 1991, 1988, 1989, 1992, 1998); Harley-Davidson -- Sport Glide FXRT -- (1992, 1985, 1990, 1993, 1984, 1986, 1991, 1989, 1987, 1988); Harley-Davidson -- Low Rider Convertible FXRS-CONV -- (1993, 1990, 1991, 1992); Harley-Davidson -- Low Rider FXDL -- (1995, 1997, 1996, 1993, 1994, 1998); Harley-Davidson -- Road King FLHR -- (1995, 1994, 1998, 1997, 1996); Harley-Davidson -- Low Glide FXRS -- (1984, 1985); Harley-Davidson -- Softail Heritage FLST -- (1988, 1986, 1987, 1989, 1990); Harley-Davidson -- Softail Heritage Classic FLSTC -- (1988, 1998, 1987, 1995, 1997, 1992, 1990, 1993, 1994, 1996, 1999, 1989, 1991); Harley-Davidson -- Softail Heritage Special FLSTN -- (1995, 1996, 1994); Harley-Davidson -- Low Rider FXSB -- (1985); Harley-Davidson -- Electra Glide Ultra Classic FLHTCU -- (1993, 1996, 1992, 1997, 1989, 1990, 1994, 1995, 1991, 1998); Harley-Davidson -- Road King Classic EFI FLHRC -- (1998); Harley-Davidson -- Tour Glide Ultra Classic EFI FLTCU -- (1996); Harley-Davidson -- Softail Fat Boy FLSTF -- (1995, 1993, 1998, 1997, 1996, 1992, 1994, 1999, 1990, 1991); Harley-Davidson -- Road King EFI FLHR -- (1998, 1997, 1996); Harley-Davidson -- Dyna Daytona FXDB -- (1992); Harley-Davidson -- Dyna Glide Custom FXDC -- (1992); Harley-Davidson -- Super Glide FXR -- (1986, 1987, 1988, 1989, 1991, 1990, 1992, 1994, 1993); Harley-Davidson -- Sport Glide Grand Touring FXRD -- (1986); Harley-Davidson -- FXR 2 -- (1999); Harley-Davidson -- Dyna Convertible FXDS-CONV -- (1995, 1996, 1998, 1997); Harley-Davidson -- Softail Heritage Springer FLSTS -- (1997, 1998, 1999); Harley-Davidson -- Softail Nostalgia FLSTN -- (1993); Harley-Davidson -- FXR 3 -- (1999); Harley-Davidson -- Disc Glide FXRDG -- (1984); Harley-Davidson -- Road Glide EFI FLTR -- (1998); Harley-Davidson -- FXR 4 -- (2000); Harley-Davidson -- Low Glide Custom FXRC -- (1985); Harley-Davidson -- Fat Bob FXEF -- (1985)