Instrument for synchronizing carburetors of four-stroke, (less often two-stroke) multi-cylinder engines.
After the adjustment, fuel consumption decreases, the throttle response improves noticeably, the engine runs smoother, while the engine is much easier to ride. In magazine tests this device ranks first in its price category.
It can be used to adjust the throttle valves according to the needs and wear of the engine.
It does not require constant adjustment, or fiddling with the restrictor screws during set up.
Its robust design makes it practically fault-free, no special frame is required for its use, it can also be used suspended from the handlebars.
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