Posted November 22, 201014 yr Wiring Diagram required for a 1977/78 DT250 1R7, the regulator has 1 wire, and the main switch has 9 wires,I think the bike is UK spec frame no is 1R7 100803. The diagram that i was given on a link for a 1978 DT250E is not the same, (only has 7 wires on the main switch). Can anyone help.Many thanks Mickj
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