Note: this is the latest production from Burlen Fuel Systems with diaphragms, valves and all internals suitable for use with modern fuels that contain ethanol. As fitted to: Daimler 2.5 V8 Daimler Sovereign S1 S2 Jaguar E-type / XKE Jaguar XJ6 S1 S2 Jaguar Mk 2 Jaguar Mk 9 Jaguar Mk 10 Jaguar S-Type 3.4, 3.8 Jaguar 420 Also suitable for any car with negative or positive earth polarity.