Villiers Starmaker Engines
Models include:
Starmaker 757D (Scrambler)
Starmaker 490E (Road Racer)
Starmaker 834E (Road Racer)
Starmaker 972E (Road Racer)
Starmaker 871E (Trial)
Starmaker 131F (Trial)
These were fitted to the following machines:
490E Starmaker 4 Speed Cotton Telstar 1964
826E Starmaker 4 Speed Cotton Cobra 1965-1968
826E Starmaker 4 Speed Francis-Barnett Scrambler 94 1964-1965
826E Starmaker 4 Speed James M25R5 1964-1965
James Cotswold,
834E Starmaker 4 Speed Cotton Telstar 1964-1966
871E Starmaker 4 Speed Cotton Trials 1965
972E Starmaker 4 Speed Cotton Conquest 1965-1968
131F Starmaker 4 Speed Cotton Trials 1966-1968
757D Starmaker 4 Speed Cotton Cobra 1963
757D Starmaker 4 Speed Greeves 24ME 1963-1964
In addition to those above, the Starmaker was fitted to sports machines including the DMW Hornet (DMW also coupled two Starmakers to make a 500cc twin) and some Competition Classics machines. They were also used by Sprite, Chris Butler, Scorpion and in Peter Inchley's scrambler of 1966, the forerunner of the AJS Stormer.
Sources: Cycle Memory, et al