Ford explained that they produced many thousands of car engines where all the parts had to be interchangeable between engines and RR standards were not good enough to achieve this interchangeability.
I find it hard to believe that the hissing, wheezing piece of sidevalve junk blessed with 36 bhp when new, capable of propelling my 100E Anglebox from 0-60 in 29.7 seconds of frenzied mechanical stress, was ever in the same league regarding tolerances as a Rolls Royce Merlin...
