SmartCarb SC3 (32mm)

The SC3 SmartCarb replaces the stock Keihin Mikuni carburetor. This isn’t your grandpa’s carburetor. The All-New SmartCarb SC3 brings carburetion firmly into the 21st century. It is a precision air/fuel metering instrument that provides better-than-EFI fuel atomization, precise mixture control, and automatic air density compensation in a single circuit, externally adjustable, jet-less fuel system. SC3 Upgrades: Ludicrously Simple Design | CNC billet-machined unibody construction Patented CloudForge™ Venturi Design | Optimized signal generation and fuel atomization Moisture Management | Improved throttle control in extreme humidity Blended Slide Cutaway | Cleaner off-idle throttle response O-ring Float Bowl Gasket | Improved sealing and sleeker look “Tucked” Fuel Fitting | Improved fuel line routing Crisper Clicker Haptics | Improved clicker adjustment feel Improved Fuel Rate| 2X dump passages for quicker float bowl fueling response Reduced Part Count | Cost savings passed to our customers Performance Guarantees Less Is More The SC3’s patented CloudForge™ venturi airflow shaping, integrated float bowl venting, and single circuit, metering-rod-only fueling all work together to provide superior performance and efficiency at every throttle position compared to competing fuel systems. No jets, no secondary circuits, and no compromises. 8-10% More HP & Torque | Compared to fully tuned jet/needle carburetors size-for-size 25-30% Greater Fuel Economy | Forget the oversized tank or pair one up for ultimate range 30-50% Less Emissions Output | 3X EPA certified for on-road emissions Incredibly Crisp, Clean Throttle Response | Increased torque/tractability & substantial peak RPM overrev Ships Pre-Tuned Ultimate Simplicity Everything You Need, Nothing You Don’t While competing fuel systems continue down the path of ever-increasing complexity by adding power-jets, additional circuits, and adjustment knobs, the SmartCarb SC3 takes a different approach. Our patented single-circuit design makes the SC3 the easiest carburetor on the planet to tune and maintain. Tool-Free Tuning in Seconds | SC3 offers the finest adjustment resolution of any carburetor, right at your fingertips Set and Forget | Automatic air density compensation for elevation, temperature, and even blow-thru boost No Jets or Jetting | Trash the brass and leave jetting behind Stop Getting Hosed | Super clean form-factor with integrated float bowl venting – NO dangly hoses Less is More | Smallest part count of any carburetor on the market Mean AND Green | Zero fuel spillage, even when tipped over Tuning/Ease of Use Easy External Adjustability (no tools required) Ambient Air Density Compensation (no tuning required for elevation, temperature, or humidity) Accepts all modern stock throttle cables Single Circuit Design (no jets, no accelerator pump, no power-jet) Set it and forget it! View all SmartCarb.