Yamaha Sync Pro Carburetor Synchronizer

Features

• Precise four channel vacuum indicator for intake synchronization New mercury free design For use with 2, 3 and 4 cylinder 4 stroke engine Spill-proof design, can be stored horizontally or vertically Includes manometer fluid, 5mm adapters, in-line restrictor and instructions 5mm adapters fit most Honda and Suzuki models 6mm adapters available separately for most Yamaha models No adapters needed for most Kawasaki models