This switch is made to FIA rules and cuts the engine and electrics and prevents run on. The terminals and resistor allows the switch to be wired so the alternator is not damaged on switch off. 10mm terminals for battery cable and removable handle / key. Rubber cover prevents dirt ingress when key is removed. Key has small hole for pull cable.
Perfect for many forms of motorsport such as Brisca F2, British Drift Championship, Autograss racing , circuit racing ,rallying, rallycross and track days.