When the 964 was first brought to market, Porsche was keen to emphasise that, although it was patently still a 911, it was in fact 85% different from the outgoing model.

The design featured more integrated bumpers and a host of mechanical changes, most significant of which was the availability of four-wheel drive.

The displacement was now up to 3,600cc, producing 250bhp, power steering and ABS brakes were now fitted as standard, and the torsion bar rear suspension was replaced with coil springs and shock absorbers.

Careful attention to the aerodynamics reduced the drag coefficient down to 0.32, and with virtually zero lift, stability and road holding at high speed were greatly improved.

A new feature was the retractable spoiler which automatically extended at 50mph and in addition to seriously increasing downforce, also doubled the volume of cooling air fed into the engine compartment.

Fitted with a 5-speed manual gearbox as standard, most variants were reputed to be capable of 0-...