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Clip of a Quickshifter (ignition cut on upshifts) installed on a 1977 Yamaha RD400. Cut out set at 0.050 seconds www.racegadgets.com

Clip of an Airshifter (with quickshift/ignition cut on upshifts) installed on a 1977 Yamaha RD400. The picture quality is poor and you cant hear th...

Clip of an Airshifter (with quickshift/ignition cut) installed on a rattly 1977 Yamaha RD400. The button bracket is an early prototype + the camer...

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