In our April 2013 issue, we went one-on-one with the GM powertrain teams responsible for the new LT1 V-8, which is standard equipment in all ’14 Corvettes. We showed you the engine’s block, rotating ...

The throttle position sensor monitors how far open the throttle valve (or blade) is open, which is determined by how far down the accelerator pedal has been pushed. The throttle position controls the ...

If you've been following our C4 project from the outset, you know that the past few years have seen the car make depressingly little progress toward its goal of achieving quarter-mile parity with its ...