For use with Lucas Distributor 401256 (DJ4A), 400206 (DK4A). 4-door 1934–1935. Lichfield 1934–1937. Replaces:~ Lucas 400308, 407044. Ripley 1934–1936. (number stamped on distributor body). 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.