◇ Widely Used --- Vacuum Carburetor Synchronizer Kit with 4 precision gauges for adjusting and set them. Each 2-3/4" gauge features 0-76cm/hg reading. This sync gauge is made of metal and plastic, which is corrosion resistant and has nice flow accuracy.
◇ Quick Diagnosis --- The motorcycle carburetor synchronizer can quickly diagnose incorrect timing, stuck valves, leaking manifolds, incorrect fuel mixtures, spark misfires, and much more. Suitable for 4-cylinder or 2-cylinder machines.
◇ Easy to use --- This carburetor adjustment kit allows you to synchronize 4 carburetor values and adjust/set them. The four gauges can be used individually or together, with a pair of rubber connectors to provide four-way balancing. The set comes with both 5 mm and 6 mm adapters. Long and short carburetor adapters for easy access.
◇ Package Included --- 1pcs x Fuel Vacuum Gauge Balancer; 8pcs x Vacuum Hose; 4pcs x Connector ; 8pcs x Threaded Brass Carburetor Extension; 1pcs x Screwdriver.
◇ Important --- If you find the needle does not point the zero position. Please don't worried. This gauge is precision. Please open cover by hand and use slot screwdriver to adjust it. It is easy.