Five years after Ferguson's death, Jensen Motors took up the idea of a 4WD road car, stretching the Interceptor by 5 in (130 mm) to create the FF (for Ferguson Formula, Ferguson's term for 4WD).
Cinco anos logo da morte de Ferguson, Jensen Motors tomou a idea dun coche de estrada 4WD, o estirando o Interceptor 130 mm para crear o FF (por Ferguson Formula, término de Ferguson para 4WD).