Lambretta Series 1 2 Li TV SIP V2 Koso Speedometer Revs Temp White Outboard Disc Kits If connected as follows it JTKYTTR9B If connected as follows it can be used as a direct replacement to the original PX PK AC DC Voltage Equally suitable for premix or injector systems Conclusion: The first high end cockpit instrument for classic Vespa models that successfully combines a speedometer and a rev counter with an almost completely original looking component Several years and countless customer requests have culminated in us getting together again with the people at KOSO to develop an update to our first generation SIP Rev counter that we can truly be proud of : The SIP Rev counter Speedometer 2