For the increasing number of customers that coveted the Turbo's distinctive 'wide body' look, but did not need its marginally superior performance, Porsche introduced the SSE package, also known as the Supersport, which could be specified for other models in the 911 range.

The Supersport became a very successful model for Porsche even though this car cost over £10,000 extra compared to other models.

These SSE cars were the most flexible and usable of all the Porsche models available in 1985 with the all alloy, flat-six engine, which had been fuel injected since 1971, being modified to become the 3164cc and producing an extremely torquey engine.

One of the most notable advances in the development of Porsche's long-running 911 was the introduction for 1984 of the 3.2-litre engine, which was 80% new and incorporated an effective cam chain tensioner and associated lubrication system that, at last, addressed a perennial 911 shortcoming.

With 230bhp on tap, the new 'boxer' motor endowed ...