Synthetic motor oil offers many advantages over conventional engine oil. Synthetics resist chemical degradation far better than traditional oils, and they typically have a higher viscosity index that ...

I recently purchased a vehicle and discovered the previous owner had used synthetic oil up until the dealership got it – and they put regular oil in it. Should the engine be flushed out before going ...

Engine flush is a process performed to remove fine metallic particles that result from the wear and tear of metal components inside an engine The friction between metal parts causes wear and tear.

Although most drivers might not pay it too much thought, picking the right motor oil can have a significant impact on the expected life of the engine's components. There are so many oils to pick from ...

Q: I have a 1994 Toyota Celica and have always used conventional oil. Should/can I change to synthetic? Can I mix the two? Car Doctor: How to spot a 'flood' car before you buy Car Doctor: Can you give ...

Motor oil is one of the most important fluids in your vehicle. The purpose of motor oil is to reduce friction and keep a vehicle's engine clean and corrosion-free. Another critical function is to ...

Last week we explained the basics of motor oil, from viscosity to additives and everything in between. Now it’s time to tackle a much more contentious issue: synthetic versus conventional. Which ...

The engine is the most important part of your car, so you better take good care of it. The engine is the most important component in your car. If it fails, not only does your car not function, but ...

Engine oil has evolved from a simple brown goo refined from crude oil to a brilliantly engineered, meticulously developed blend of refined petroleum and sophisticated additives that retains its ...