Replaces:~ Lucas 423153, CS1, CS5, DSB101C. for use on Lucas distributors 40504A B/D DM2P4. Land Rover Series 1. If you do fill up with E10, dilute with E5 as soon as possible. ONE(1) SET. If your vehicle is not compatible with E10 fuel, you will still be able to use E5 by purchasing the ‘Super’ grade petrol from most filling stations.