Home mechanics have been pouring vegetable oil into engines for years, sometimes in the fuel tank, sometimes straight into ...

Regardless of whether it burns gasoline or diesel, your internal combustion engine works by igniting a mixture of fuel and air to create power. To do so effectively, it must reduce the detrimental ...

Many enthusiasts look to diesel motor oil as a high-zinc alternative, but is it the best choice? A certified lubrication expert explains the difference. It is widely known that diesel engine oils ...

The oil in your vehicle’s engine is pretty incredible. Its job is to protect every square inch inside your engine where there is metal-to-metal contact – your piston rings, cylinder walls, valves, ...

Once upon a time, synthetic engine lubricants were considered exotic and used in only the most rarified performance engines. In fact, one of the companies discussed here, AMSOIL, was the first company ...