yamaha81 Posted July 27, 2007 Share Posted July 27, 2007 Does anyone know how the tach works on a 1981 Yamaha XS1100SH. I know it is electrical beacuse there is no cable going to the TACH only electrical wires. I do no know how it works and do not know how to troubleshoot. Can anyone help me? Link to comment Share on other sites More sharing options...
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