Last week we explained the basics of motor oil ... According to Zhang, there are small, medium and long hydrocarbon chains. Synthetic oil is comprised of only medium-length molecules.

According to AAA, most automakers now recommend oil change intervals between 5,000 and 7,500 miles for vehicles using conventional oil. If your car requires full-synthetic motor oil, that range ...

Since Amsoil motor oil is less likely to thicken ... Valvoline is a significant producer of synthetic, synthetic blends, high mileage, heavy duty, small engine, and performance motor oils.

Keep your snow blower in good working order and ready to go when needed. Read on to find recommendations on the best oil for ...

These oil grades resist the breakdown associated with higher temperatures to allow adequate flow and lubrication of critical engine components. Fully synthetic and synthetic blend engine oils ...

Petro-Canada’s new Duron UHP 10W-30 provides improved performance and protection for heavy-duty fleets, the company said.

It is developed specifically for severe duty fleets hauling heavy loads, stop and go deliveries, or operations where there is a high level of airborne particulates. Recommended for most diesel ...