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Q. I prefer to use a straight 40 wt oil in my Cummins NTC 400 big cam III in the summer. What API is approved? What does Citgo offer in a straight 40 wt.?

A. Actually, Cummins recommended a multi-grade oil 15W-40 in this engine which offered several benefits versus a straight SAE 40 Oil. READ MORE

Author: Mark Betner | Posted @ Wednesday, November 20, 2013 12:00 AM | » Comments(0)

Q. Will using synthetic oil help to eliminate soot problems in engines?

A. Soot loading in the oil is caused by fuel combustion by products and can be impacted by operating conditions, engine condition and the efficiency of the fuel injection system. READ MORE

Author: Mark Betner | Posted @ Wednesday, November 6, 2013 12:00 AM | » Comments(0)

Q. How do I choose the right grease?

A. Greases vary widely in their performance capability in respect to the basic performance factors. Greases for heavy equipment can be designed to pump very easily in cold weather while lasting up to three or four times longer in severe service. The key is to ask the right questions regarding grease design and performance capability matched to the operating conditions. READ MORE

Author: Mark Betner | Posted @ Wednesday, September 18, 2013 12:00 AM | » Comments(2)

Q. I've heard that CITGARD CNG / LNG is the best oil for Cummins CNG engines. Is that correct?

A. Yes, if you are using a Cummins Westport Spark-Ignition Engine, CITGARD CNG / LNG is the best recommendation. READ MORE

Author: Mark Betner | Posted @ Wednesday, September 11, 2013 12:00 AM | » Comments(1)

Q. How do I make sure I'm getting a good oil sample for analysis?

A. Follow the oil analysis provider’s oil sampling guidelines. The best way to obtain an oil sample is to use an oil valve directly attached to the engine port. READ MORE

Author: Mark Betner | Posted @ Wednesday, September 4, 2013 12:00 AM | » Comments(0)

Q. If you were to mix 10W -30W with 15W -40W what would you get for W?

A. Depending on the proportion of the each that you mix, the results will vary. By mixing two different products, the end result no longer either grade, but something in between. READ MORE

Author: Mark Betner | Posted @ Wednesday, August 28, 2013 12:00 AM | » Comments(0)

Q. What are the benefits of a full-synthetic oil?

A. A full-synthetic heavy-duty engine oil typically is offered in a 5W-40 or 5W-30 grade. Full-synthetic oils include many advantages. READ MORE

Author: Mark Betner | Posted @ Wednesday, August 21, 2013 12:00 AM | » Comments(0)

Q. How are Citgo lubricants preparing for PC-11 requirements?

I'm a lubricants consultant for 3,000 vehicles, mostly class 8 long haul fleet.

A. CITGO is already doing the necessary testing of the new requirements that will take effect in early 2016. These requirements will include fuel efficiency, which is a category that has always been a main focus for CITGO. READ MORE

Author: Mark Betner | Posted @ Wednesday, August 14, 2013 12:00 AM | » Comments(0)

Q. What are the benefits of a semi-synthetic oil?

A. Semi-synthetic oil means that the finished lubricant contains both conventional- and synthetic-based oils. The amount of synthetic component can vary from product to product with no set rule as to how much synthetic base oil is used. READ MORE

Author: Mark Betner | Posted @ Wednesday, August 7, 2013 12:00 AM | » Comments(0)

Q. There used to be a popular idea that the brand of oil used in an engine should not be changed. Is there any truth at all to this?

How about if you change from regular to synthetic? Can a person just experiment with oils to see which one works best? How about mixing them? By that I mean using an odd brand in a pinch when you can't find the one that's in your crankcase?

A. It’s perfectly fine to change brands of oil – the engine doesn’t care. READ MORE

Author: Mark Betner | Posted @ Wednesday, July 31, 2013 12:00 AM | » Comments(1)

Q. Is it OK to use recycled/re-refined oils?

A. Re-refined oils have proven to be successful alternatives. Today’s re-refining process for base oils – when combined with the high-performance additive technology – can rival the performance of their virgin base oil counterparts. READ MORE

Author: Mark Betner | Posted @ Wednesday, July 24, 2013 12:00 AM | » Comments(0)

Q. What are the requirements for becoming an official representative and/or distributor of your lubricants in a foreign country?

A. Thank you so much for your interest. We are always looking for ways to grow our brand, with people who are passionate about the product. Please contact David Kunkel at [email protected] – he can assist. READ MORE

Author: Mark Betner | Posted @ Wednesday, July 17, 2013 12:00 AM | » Comments(0)

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

A. Grease is often given the least attention, and has been described by many fleet managers as the weak link in establishing maintenance schedules. Today’s fleets have steadily extended re-lubrication schedules. READ MORE

Author: Mark Betner | Posted @ Wednesday, July 10, 2013 12:00 AM | » Comments(0)

Q. With the 2010 EPA engines, what oils and drain intervals are working the best?

What about viscosities? Are you going to TMC?

A. Unfortunately, there is not one correct answer to this question as performance varies greatly on usage, environment and overall conditions, but it’s always important to know the engine manufacturer’s recommendations and match a fleet’s operating condition with the engine oil drain / change intervals. READ MORE

Author: Mark Betner | Posted @ Wednesday, July 3, 2013 12:00 AM | » Comments(1)

Q. I hear today's higher operating temperatures in lower-emissions engines are tough on the oil.

What can I do to make sure my engine is protected from higher heat?

Premium oils are designed to withstand the rigors of higher temperatures. READ MORE

Author: Mark Betner | Posted @ Wednesday, June 26, 2013 12:00 AM | » Comments(0)

Q. When I upgrade to premium oil, what additional benefits should I be receiving?

Premium oils typically use additive and base oil technology that is designed to last longer in service without breaking down. READ MORE

Author: Mark Betner | Posted @ Wednesday, June 12, 2013 12:00 AM | » Comments(0)

Q. What should I look for in an oil analysis report?

A. Oil analysis data should provide insight into the oil condition that could lead to lubrication-related component problems or failure. A complete engine oil analysis report may include the following information. READ MORE

Author: Mark Betner | Posted @ Wednesday, May 29, 2013 12:00 AM | » Comments(0)

Q. If I'm not extending oil drain intervals, do I still need to conduct oil analysis?

A. Yes, there are several benefits to implementing an oil analysis program, even if you do not plan to extend oil drain intervals. Here are seven. READ MORE

Author: Mark Betner | Posted @ Wednesday, May 15, 2013 12:00 AM | » Comments(0)

Q. How can oil analysis help me go longer between oil drains?

A. Several factors impact oil change intervals. An equipment owner should always start with knowing the equipment manufacturer’s recommendation and their input regarding the use of oil analysis. READ MORE

Author: Mark Betner | Posted @ Wednesday, May 1, 2013 12:00 AM | » Comments(0)

Q. How can a lower viscosity oil still protect my engine?

Isn't thicker better when it comes to long engine life?

A. Lower viscosity oils or oils with a lower W rating such as 10W-30, 5W-40 or 5W-30 can be formulated for both engine durability and fuel economy. READ MORE

Author: Mark Betner | Posted @ Wednesday, April 10, 2013 12:00 AM | » Comments(1)

Q. Why can't I use a CI-4 Plus engine oil in an engine that calls for CJ-4?

A. Engines produced after 2007 are equipped with diesel particulate filters that require the use of CJ-4 oils. READ MORE

Author: Mark Betner | Posted @ Thursday, March 7, 2013 12:00 AM | » Comments(0)

Q. If an oil meets the API category and any other standards set by my engine maker, what's the difference between that and a premium oil?

A. Many lubricant consumers refer to the basic engine manufacturer approvals and API credentials to determine whether or not the oil selected is suitable for service and complies with component manufacturer recommendations. READ MORE

Author: Mark Betner | Posted @ Thursday, February 21, 2013 12:00 AM | » Comments(0)

Q. Can synthetic lubes extend the life of transmissions, axles, etc.?

A. Yes. Properly formulated synthetic drive line lubricants can offer extended lubricant service and component life compared to mineral oil or conventional type gear oils. READ MORE

Author: Mark Betner | Posted @ Thursday, February 7, 2013 12:00 AM | » Comments(1)

Q. Do natural gas engines need different oils?

A. Yes. Most leading diesel engine manufacturers typically recommend engine oils that are specifically designed and formulated for engines using CNG or LNG. READ MORE

Author: Mark Betner | Posted @ Thursday, January 24, 2013 12:00 AM | » Comments(0)

Q. How do they come up with the API categories?

A. The API (American Petroleum Institute) categories are established through a joint effort of engine manufacturers, oil suppliers and chemical additive suppliers with oversight by API. READ MORE

Author: Mark Betner | Posted @ Monday, December 17, 2012 12:00 AM | » Comments(0)

Author Bio

Mark Betner

Heavy Duty Lubricants Manager

CITGO Lubricants

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Mark Betner boasts 35 years of experience in the lubricants business. As the Heavy Duty Product Manager for CITGO Lubricants he is responsible for initiating and implementing the marketing of new products and human development programs and oversees communications with the media, trade shows and consumer education.

Prior to this, he was a field sales manager and technical training administrator at an independent lubricant company specializing in heavy equipment lubrication.

Mark earned a master’s and bachelor’s degree in both chemistry and biology from Indiana University. He holds a certification from the Society of Tribologists and Lubrication Engineers and is a member of the Truck Maintenance Council.

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