If you've ever looked under the bonnet of a car, the engine can seem like a maze of metal parts, pipes and wires. In reality, its job is quite simple: it turns fuel into the power that moves your car.

Ah, the Wankel rotary engine. The Dorito-spinning engine configuration is perhaps one of the coolest, and financially most terrifying, bits of automotive engineering. Best known for its appearance in ...

We did the research for you. Your engine replacement costs climb with mileage. Your engine replacement costs climb with mileage. Engine repairs aren’t cheap, but there is good news: You may not need ...