Rob Dahm, notorious rotary-powered car builder, has firmly jumped into the deep end of the pool with his latest project: The ...

the turbo four-cylinder in the Silverado accelerates quickly – it makes the run to 60 mph a full second faster than the 4.3L V6 it replaces at 6.8 seconds – and feels responsive. The engine up ...

Firstly, the 3-cylinder, 1.6-liter turbo engine has been shelved in place of a new 4-cylinder, 2.0-liter turbo developing a lot more power. Secondly, and more shockingly, the engine has been ...