The 1983 Yamaha XJ 650 Seca Turbo motorcycle combined turbo power and aerodynamic styling.

Of course, now that the BP6 has given all of us a taste of twin turbo power, the upcoming dual-processor offerings could be where the hottest action is.

In 1978 Kawasaki offered the Z1R-TC, a stock ZR1 fitted with an American Turbo Pak compressor to give it turbo power.

Boost pressure capped at 4.0 bars to limit turbo power, minimum weight of cars set at 500 kg.

- it was a reply to Nobuteru Taniguchi who, driving a more powerful car on the touge, said " I'll get away with turbo power on the straights."

When Sullivan could not secure a drive with turbo power for 1984, he saw the writing on the wall and returned to the US and the CART Indy Car series.

They restrict the turbo power by limiting the inlet diameter.

Meanwhile, performance enthusiasts, especially those who long for turbo power and all-wheel drive, need only cast their eyes toward the seriously fearsome Lancer Evolution IX, a four-door beast based on Mitsubishi's rally-racing cars.

Here, the front wheels scrabbled for grip, slithering across a hairpin as the turbo power overtook the capacity of the American Michelin tyres to transfer such substantial clout to the ground.

All the right ingredients seem to be there: so it's easy enough to persuade yourself the sharp steering, smooth increase in turbo power in the mid-range, quick-shifting gear change and body-hugging seats imply something of a breakthrough by Detroit.