Porsche introduced the final series 356C in July of 1963 and although it was visually similar to the prior 356B, it had actually been carefully improved and refined throughout.

Mechanical advancements included 15" wheels with smaller ventilation holes and flat hubcaps, standard four-wheel disc brakes and improvements to the suspension.

There were deeper bucket-type reclining seats from Reutter, which owned a seating subsidiary that became famous as 'Recaro', short for Reutter Carosserie.

Additionally, the body suppliers were now streamlined with Porsche (which had just purchased Reutter) building the cabriolets in Stuttgart while the coupés were built by Karmann in Osnabrück.

Hans Mezger improved upon Porsche’s pushrod-type engine with the 1600 'normal' 60bhp version being replaced by the uprated 1600C unit, which offered 75bhp.

The 1600SC unit with 95bhp replaced the 'Super 90' as the most powerful pushrod engine in Porsche’s road cars.

It delivered peak power at 5,800rpm and ha...