an 807 mated to a S2 4 speed trans

[GavinT]

The injected engines used Bosch distributors as they were part of the injection system (D-Jetronic).

Yes, but even the OZ assembled stock Renault 16 got the Bosch stuff as did other Renault models.
Quite how that worked considering their minuscule market share I have no idea, but perhaps the bean counters made it work.