Fits: 1995-;01 EFI HD® Big Twins (excepts 2001 HD® Softail® Models) S&S® 52mm bore throttle body flows more than enough air for all but the most demanding street engines - Natural Finish.
If you plan to use another programmable fuel injection module, it is best to consult the manufacturer to be certain that it is compatible with the S&S single bore system
and has enough tuning capability for your engine configuration.
Installation of S&S throttle body on 1995-'01 bikes requires S&S ECU. Single bore throttle bodies are not compatible with stock Magneti Marelli® ECU