Jan 1, 2009 · There are many different categories/types, such as SG/CD, SF, SM, SA, SB, SC, SE, to list a few. Today when I purchased oil, all the available viscosities and brands were SM. I have a 1993 Ford van with a 4.9-liter 6-cylinder engine. The owner's manual recommends 10w-30 SG/CD, which I could not find. What do all these types mean?

Mineral based low viscosity motor oil, particularly suited for older generation gasoline and diesel engines. Provides a stable lubricating film, keeps rubber seals such as valve stem seals, crank seals, cam seals etc. soft and pliable for low oil consumption. Designed with proven wear protection technology.

MAG 1® Conventional 10W-30 Motor Oil is formulated for older vehicles and/or high-temperature climates, if thicker oil is preferred. It also delivers the following benefits: Resists thermal breakdown and reduces deposit formation for longer, better engine protection.

Multigrade oils such as SAE 5W-30 and 10W-30 are widely used because, under all but extremely hot or cold conditions, they are thin enough to flow at low temperatures and thick enough to perform satisfactorily at high temperatures.

SAE 10W30 API SN/ SM / SL / SF GASOLINE ENGINE OIL is an advanced full synthetic engine oil designed to keep engines running like new by providing exceptional cleaning power, wear protection and overall performance. SAE 10W30 GASOLINE ENGINE OIL meets the requirements of the latest industry standards required by modern gasoline engines. EVO.

Feb 10, 2020 · ENGINE LIFE EXTENSION: U1P-Drive SAE 10W-30, API SL extends engine service life, ensuring long-lasting performance and durability. Ideal for American, European, and Asian engines. DEPOSIT PROTECTION: Formulated to protect against deposit formation, ensuring a cleaner engine.

Mar 1, 2007 · In regard to multigrade oils, the first number in the code, such as 10W in SAE 10W-30, means that the oil can still be pumped by the engine at a temperature as low as a single grade 10W oil. A 5W, like in SAE 5W-30, can be pumped at an even lower temperature, and a 0W, like in SAE 0W-30, will pump at the lowest tested temperatures.

The DEOX 10W 30 CD SF Diesel engine oil applies to both gasoline engines such as Honda Accord, Toyota Camry and Ford Mustang etc. As well as turbo diesel engines for passenger cars such as BMW 330 D.

High Mileage SAE 10W-30 Synthetic Blend Motor Oil 5 Qt. Pennzoil High Mileage Synthetic Blend Motor Oil is designed for engines with more than 75,000 miles, specially formulated to help stop leaks from seals and reduce the oil consumption that is typical of older, worn engines.

This product is rated SF, which is an Obsolete Specification and according to the API is "not suitable for use in most gasoline-powered automotive engines built after 1988. May not provide adequate protection against build-up of engine sludge."