It's the process of machining from billet items that would originally have been cast in moulds, that gives these sorts of restoration such a clinical look. At the end of the day it's just four cylinders arranged radially. That primitive valve system would have contributed to the design being a dog to keep running on the primitive roads and/or board tracks of the day (1909).
A plumber's nightmare, as the Vincent V-twin was commonly known, wrought double in the Torpedo. And, hey, what a name for a motorcycle? It launches, sinks out of sight and eventually explodes Sounds about right!
Anyway, as the saying goes, it keeps us from hanging around on street corners, right?