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Boost the bottom end and improve throttle response.
Aluminum bottom end booster box. Improves throttle response, quicker acceleration, and overall performance. Works with stock 12mm and 15mm Walbro Performance carb. Carb mounts directly to boost box, no additional intake manifold required! Works on Super Ninja, X1 & X2, Mini Chopper and all 43 & 49cc scooters. DOES NOT WORK ON 47cc REED VALVE POCKET BIKES.
Performance benefits: Improved throttle response, quicker acceleration. Can increase top speed. Reduces intake noise.
Purpose: Acts as a tuned reservoir for the fuel/air mixture, allowing the engine to quickly draw on it.
Installation difficulty 4. Click here to download the installation instructions in pdf.
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