Designed for inline four-cylinder performance to offer higher horsepower gains with the world's top motorcycle road race and drag race teams
Offer smooth, controllable throttle response with precise fuel-metering demands with high-volume fuel/air required by race engines
Flat throttle valve design provides the strongest signal for precise and instantaneous throttle response
Accelerator pump spray nozzle shoots fuel directly into the intake tract for immediate engine response
Check carb spacing to verify fitments; use spacing chart on how to check spacing
Jetting may need to be changed per application, see chart for included jetting
Float bowl vent allows atmospheric pressure into float bowl for fuel flow
Larger-diameter spigot O.D.'s may require different mounting flanges
Include adjustable accelerator pump and adjustable idle screw
Adjustable throttle return spring allows spring return pressure
Include enrichment starter system for easier cold starting
Jet needle has easy adjustment slots for quick tuning
Made in Japan

More Information
Manufacturer SKU	RS34-D21-K
Manufacturer:	Mikuni
Department	PAM-PU
Show Stock	Yes
Riding Style	Street
California Restricted Product:	Yes
Color	Silver

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Carburetors RS Series 34 4-Cylinder Set RS34-D21-K