Synopsis: A programme about the inefficiency of motor engines and how this can be improved with motor oils:-
https://bpvideolibrary.com/record/79
(Screenshot of the Mk2 Mini Cooper briefly featured in the film below)
LOJ 610F also featured in the 'History of the Motor Car', Documentary, 1983 Ep. 6 and was used in launch photos for the 1990 Mini Cooper (posed alongside H950 VCY).