Piaggio Vespa Ignition Switch PX (-1984 2 Wire) Non Electric Start T5 (Some PK Models)
The Vespa PX, T5 Ignition Switch is fitted on the back of the Frame Lock Tube.. This part is then held on by a grub screw (sold separately). The Ignition is then fitted to the Harness. Advice: check wiring diagram for correct fitting. Remember! the new style Electric start model has 3 wires, the non electric start models has only 2 wires.
Comparison Part No. 178593 - 19960 (PIAGGIO)