Precise four-channel vacuum indicator designed specifically for intake synchronization of engines with multiple carburetors or throttle bodies Mercury-free design For use with any two-, three- or four-cylinder 4-stroke engines Spill-proof design means the tool can be stored in a horizontal or vertical position Easy-to-read scale for precise synchronization Unaffected by barometric pressure changes Includes hang hook to clip onto the handlebars for easy use Rugged, impact-resistant ABS enclosure with convenient storage area for adapters, etc. Rubber feet on enclosure bottom help prevent sliding Includes manometer fluid, hoses, 5 mm adapters, in-line restrictors and instructions 5 mm adapters are used on many Honda and Suzuki models Optional 6 mm adapters are available for use on most Yamaha models Most Kawasaki models do not need adapters Patent pending
Video presentation for carbuetor adapters 6mm
