A revolutionary new engine from Saab which rewrites the rulebook for power and economy has won Autocar magazine’s 2000 Technology Award. The 1.6-litre, five cylinder Saab Variable Compression (SVC) ...

Nissan made a lot of noise when its variable-compression turbo engines hit the market a few years back, snagging awards and headlines left and right. However, those two power plants—the 1.5-liter ...

On paper, Nissan's variable-compression turbocharged engine should have been pretty awesome. Since it could change its compression ratio on the fly, it promised the power of a bigger engine when you ...