To synchronise values of 4 carburettors ,and also adjust/set them. 4x synchronizers with fixed plates (vacuum). There is a pressure value on the gauge. The maximum pressure is 1KG. If the pressure exceeds or is unstable, the guage can be broke.
4 Fuel Vacuum Carburetor Synchronizer Carb Balancer Adjustment Tool Kits
Fuel Vacuum Carburetor Balancer Synchronizer 4 Carburettors Sync Gauge Set
Fuel Vacuum Carburetor Synchronizer Carb Tools sync 4 Gauge Set with Hose Tool
Fuel Vacuum Carburetor Synchronizer Carb Tools sync 4 Gauge Kit with Hose Tool
Fuel Vacuum Carburetor Synchronizer Carb Tools sync 4 Gauge Set W/ Hose Tool
Fuel Vacuum Carburetor Carb Synchronizer carb sync 4 Gauge For Yamaha XJ XS TCMT
