S&S Cycle - S&S Performance Parts 2025 L - Volume 67

1999-'06

Phone: 608-627-1497

1 -2017-UP 2 -2007-'17 3 -1999-'06 4 -1984-'99 5 -1936-'84 6 -XL-RA1250 7 -BELTS & GASKETS 8 -TOOLS 9 -WARRANTY 10 -APPENDIX

S&S 52mm

S&S 58mm

Stock

Seeing is believing It’s easy to see the differences in the bore sizes of a stock Harley-Davidson® throttle body and the S&S® 52mm or 58mm throttle bodies How big do you want to go?

52MM: Offering a 30% larger cross sectional area than stock throttle bodies, the S&S 52mm bore throttle body flows more than enough air for all but the most demanding street engines 58MM: In response to constant requests for something bigger, S&S also offers a huge 58mm bore throttle body! Strictly for large displacement competition engines, this throttle body allows your engine to breathe easily and make more power!

Fitment • 1999–’06 big twins Features And Benefits • Excellent performance • Recommended tuning products: • S&S VFI • Cruise control compatible with no extra bracket Kit Contents • Throttle body assembly, Fuel injectors, Fuel rail, Harness adaptors, All necessary hardware, gaskets, and hoses

106-4408

Single Bore EFI Throttle Body/Fuel Rail Kits For 2001–’05 EFI Big Twin & 2001 Softail Models Fitment

52mm

58mm

2001–’05 EFI big twin & 2001 Softail models

17-5067

106-4407

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 *except 2008–up touring models with electronic throttle control. NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT

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