These days, most new vehicles only come with a couple of different engines. But the '60s and '70s were filled with a plethora of different options.

An engine swap should be a joyous occasion, but this mechanic turned the process into a nightmare for more than 70 owners — ...

On a cool April night in my cluttered garage, I sat inside the cabin of my 1985 Toyota MR2 with my shaking hands gripping the keys. What if it doesn’t start? I thought to myself, There are so many ...

In the early days of engine building, a pre-Wankel rotary engine powered thousands of aircraft. One of several problems: It spewed castor oil on its pilots.

A mechanic cracked open a neglected engine and what he found was brutal.

Drivers of VW and Audi models say routine oil top offs masked a larger defect, and now a court will decide what happens next ...

In the classic car world, trust is everything. Owners hand over vehicles that carry decades of memories, family history, and serious financial value. In Galveston County, Texas, that trust collapsed ...

Thanks to their conservative tuning, robust materials, and proven design principles, these engines can go the distance.