The Aero 8 has lost its cross-eyed stare, the Plus 4 has reappeared, and 70 years of the 4/4 are being marked with a host of special editions as Morgan plunges into its busiest year for decades.
400bhp-plus, naturally aspirated V8s in humble saloons and estate cars were once almost common. Twenty years on is Audi's RS4, BMW's M3, Mercedes-AMG'…