What is the fine-grained topic of the following text: To give an idea of its scale, a Ford Fiesta could park within its 12ft (3.7m) wheelbase, the engine was fronted by a radiator 3ft (90cm) wide— both residing under a 7ft- (2m-) long hood—and the gearbox was an eight-speeder. Only return the topic.
Ford Fiesta Car Specifications