Toyota has announced that it's developed a new variable valve lift;system,. Dubbed Valvematic,;it combines the automaker's existing VVT-i variable valve timing setup;with a mechanism that constantly ...

Manufacturers like to use a lot of acronyms on their cars. Variable valve lift (VVL) and variable valve timing (VVT) are two of the most popular ones. These systems sound pretty similar, but what do ...

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 ...

In the world of upgraded and redesigned pickup trucks, new vehicles normally do not get a new powertrain at the same time. This was not the case with the redesigned-for-2016 Toyota Tacoma; it received ...