Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

The first production gasoline car with fuel injection was not the famous Mercedes 300 SL, but a tiny postwar German car that ...

Small internal combustion engines usually keep things simple, relying on carburetors to handle metering the correct amount of fuel and air. Recently, [Carlos Takeshita] decided his small engine could ...

The DM-i setup combines a 1.5-litre turbocharged direct injection petrol engine with two electric motors and a larger battery pack.