Prokomon Motorcycle Carburetor Synchronizer Tool; Carb Synchronizer Tool with 4 Gauge; Vacuum Carb Sync Tool for 2 Cylinder or 4 Cylinder

Quick Diagnosis: The motorcycle carburetor synchronizer tool 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. Features: Very Sturdy; Each gauge has damping control and calibration; Easy to install. Easy to Use: The carb sync tool allows you to synchronize 4 carburetor values and adjust/set them. The 4 gauges can be used individually or together, with a pair of rubber connectors to provide four way balancing. Package Included: 1 pcs fuel vacuum gauge balancer; 8 pcs vacuum hose; 4 pcs connector; 8 pcs threaded brass carburetor extension; 1 pcs screwdriver. Note: 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