RS Series radial flat slide carburettor set - RS34 4 cylinder

Designed for inline four-cylinder engines, it delivers increased power for top-tier speed and drag racing equipment.  
Provides smooth and controlled throttle response with precise fuel metering for high-flow competition engines.  
The flat throttle valve design delivers the strongest signal for precise and instant response.  
The acceleration pump nozzle injects fuel directly into the intake for immediate response.  
Check carburettor spacing to ensure compatibility; refer to the spacing table for verification.  
The float bowl vent allows atmospheric pressure entry for fuel flow.  
Includes adjustable acceleration pump and idle screw.  
Adjustable throttle return spring to regulate return pressure.  
Includes enrichment system for easy cold starts.  
Jet needle with adjustment slots for quick tuning.  
Use genuine Mikuni jets and components for best results.  
Manufactured in Japan.  
Carburation may require adjustments depending on application; refer to the table for included jets.  
Spigots with larger outer diameters may require different mounting flanges.
Product Information
Brand: MIKUNI
Supplier Reference: RS34-D21-K
Jet Needle: J8-9DZH1
Idle Jet: 17.5 (VM28/486)
Main Jet: 120 (N100.604), 110 (N100.604), 115 (N100.604)
Base Colour: Silver
Colour/Finish: Black, Silver, Gold
Style: Flat Slide, RS34
Model: RS Series
Product Name: Carburettor
Carburettor Size: 1.57"
Carburettor Size: 40.00 mm
Carburettor Size: 40.00 mm (1.57")
Units: Set