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Q. What are the new tests defined by PC-11?

August 29, 2015
A. Engine oil shear stability, oil oxidation protection and oil aeration protection are among some of the key oil performance factors under evaluation.

Q. How far-reaching is PC-11?

August 28, 2015
A. PC-11 will become a two-part category, PC-11 A and PC-11 B. PC-11 A is projected to eventually be named API CK-4, and will be backward compatible with...

Q. What do I need to consider when switching to lower-viscosity oil?

August 28, 2015
A. Fuel economy, oil consumption and oil pressure are among the most frequently cited concerns when switching to lower-viscosity oils, but those factors...

Q. Do I need to use different engine oil if I'm running B20 biodiesel?

August 28, 2015
A. High quality API CJ-4 oils such as CITGARD 700 Synthetic blend 15W-30 or the fuel efficient 10W-30 have demonstrated the capability of protecting against...

Q. Why is PC-11 important for industry stakeholders?

August 27, 2015
A. The Environmental Protection Agency (EPA), the National Highway Traffic Safety Administration (NHSTA), and major engine manufactures have come together...

Q. Does the color of grease make a difference?

August 27, 2015
A. While the color of grease is really only a cosmetic factor, in some cases maintenance managers have reported that color can serve as a visual to confirm...

Q. What should I look for when selecting grease?

August 27, 2015
A. Selecting the right properties when choosing grease can significantly improve its performance capability. Most importantly, the grease must be able to...

Q. How important is it to regularly grease my truck?

August 27, 2015
A. Failure to maintain adequate lubrication in both the chassis and fifth wheel can result in increased component wear or premature component failure.

Q. Which vehicles are affected by PC-11?

August 22, 2015
A. Ultimately all medium and heavy duty vehicles will be affected since PC-11 A is intended to be backward compatible for older engines and will also serve...

Q. What do I need to know about filters that say they will replenish my engine oils' additives to help increase oil drain intervals?

August 19, 2015
A. Oils that are formulated to meet the specifications of the engine manufacturers and licensed as the API CJ-4 engine oils must comply with the original...

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