Chances are, this particular Toyota engine has been in some of your favorite tuned cars.

If you feel your Toyota VVTi engine low on power, one cause must be the combustion chamber’s tightness. And there are two things that can go wrong with it - loose valves or worn out piston rings. Here ...

Normally, you don’t have to maintenance the camshafts or valves in a Toyota VVTi engine's lifetime, as they are built to last for a long period. However, if something goes wrong and you need to do it, ...

Discover which Toyota engines rank highest for reliability and longevity, based on real-world data and expert analysis.

Since the beginning of hot rodding, gearheads have endeavored to increase the performance of internal combustion engines through the optimization of valve timing. It's been proven time after time that ...

Calling Toyota an automotive icon almost feels like an undersell at this point. It's produced some of the most reliable vehicles throughout history, and has staple vehicles through all sorts of ...

Once upon a time, picking a cam for a given engine combo was all about compromise: improve top-end power at the expense of low-end torque, run well at wide-open throttle but sacrifice idle stability ...