Hi ive done a vr auto to manual conversion myself and have a problem with the speedo not working i installed a series 1 motor and 5 speed out of a vn(as the one in it was on its last legs)the only problem ive got is the speedo plugs are diffrent. the vn speedo has 3 wires and my vr wiring harness has 2 wires can any one help!!!!!!