In 1976, R&T called turbo boost “some awesome unseen force.” The idea spread not only at Porsche, which upgraded the 930 in 1978 to 3.3 liters and 297 hp (253 hp in America) and gave the ...

Hagerty's Henry Catchpole took a Porsche 930 TAG Turbo and a RUF CTR in matching Mint Green to a Welsh racetrack.

Legendary Porsche ... (just ask any 930 Turbo owner how much more pleasant that car is to drive with modern tires). Now, there's more good news for air-cooled 911 owners, as RUF is releasing ...