S&S Cycle 106 3466 S&S® Performance Replacement Low Compression 82cc Cylinder Heads For 1984 '99 HD® Big Twins Natural Aluminum Finish Martini glasses 5" 33 x 6 PINK 5" 33 x 6 cm Year Make Model 1985 Harley Davidson Electra Glide Standard FLHT 1987 1990 Harley Davidson FLHS Electra Glide Sport 1986 1987 Harley Davidson FLHT Electra Glide Standard 1984 1990 Harley Davidson FLHTC Electra Glide Classic 1989 1990 Harley Davidson FLHTCU Electra Glide Ultra Classic 1986 1990 Harley Davidson FLST Heritage Softail 1988 1990 Harley Davidson FLSTC Heritage Softail Classic 1990 Harley Davidson FLSTF Fat Boy 1984 1990 Harley Davidson FLTC Tour Glide Classic 1989 1990 Harley Davidson FLTCU Tour Glide Ultra Classic 1987 1989 Harley Davidson FXLR Low Rider Custom 1986 1990 Harley Davidson FXR Super Glide II 1985 Harley Davidson FXRC Low Rider Chrome 1987 Harley Davidson FXRC Low Rider Chrome 1986 Harley Davidson FXRD Sport Glide Grand Touring 1984 Harley Davidson FXRDG Disc Glide 1986 1988 Harley Davidson FXRS Low Glide 1990 Harley Davidson FXRS Conv Low Rider Sport Convertible 1988 1990 Harley Davidson FXRS SP Low Rider Sport 1984 1990 Harley Davidson FXRT Sport Glide 1984 1989 Harley Davidson FXST Softail Standard 1986 1990 Harley Davidson FXSTC Softail Custom 1988 1990 Harley Davidson FXSTS Springer Softail 1985 1986 Harley Davidson FXWG Wide Glide 1989 1990 Harley Davidson Low Rider FXRS 1987 Harley Davidson Softail Heritage Classic FLSTC FITMENT DISCLAIMER This set has a slightly larger 82cc combustion chamber making them idea for larger displacement applications These heads are original equipment on S&S® V96 and V80 engines