The top of the distributor is fixed by two screws
Fits the Lucas DJ4 and DK4 distributors which were fitted to the following Prewar Standard Cars:
- Little 9,
- 9
- 10
- 12
- Flying 9
- Flying 10
- Flying 8
- Flying 12
The cap has provision for side entry ignition leads and is secured by two screws in the top of the cap