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The New Oils: An Update on CK-4 and FA-4
The New Oils: An Update on CK-4 and FA-4

October 30, 2017
Last December, for the first time, the American Petroleum Institute started licensing two different approved heavy-duty diesel engine oils. CK-4 adoption is...

Petroleum Institute Campaigns to Educate About New Oils
Petroleum Institute Campaigns to Educate About New Oils

July 21, 2016
The American Petroleum Institute is ramping up efforts to educate diesel engine users about the two new diesel engine oil standards it approved earlier this...

Oil Viscosity: How Low Can You Go?
Oil Viscosity: How Low Can You Go?

July 17, 2014
To meet expected greenhouse gas/fuel efficiency standards, oil companies and engine makers have been busy developing a new standard for engine oils that...

New Oil Standard Won't Have Adhesive Wear Test
New Oil Standard Won't Have Adhesive Wear Test

June 30, 2014
A proposed test for adhesive wear, or scuffing, will not be a part of the upcoming new API oil standard, currently known as PC-11, and the new category is...

Shell Engine Teardown Compares Protection of Experimental Oil
Shell Engine Teardown Compares Protection of Experimental Oil

May 14, 2014
What do you get when you put a group of trucking journalists in a room with three tables of engine teardown parts and ask them to choose which one is from...

The Lowdown on the New Low-Viscosity Oils
The Lowdown on the New Low-Viscosity Oils

March 13, 2014
Exactly what is this "high-temp, high-shear" viscosity engine oil standard in the works for the next round of EPA emissions standards, and what are engine...

The Next Generation of Oils: New API oil category will help meet fuel economy/GHG regs
The Next Generation of Oils: New API oil category will help meet fuel economy/GHG regs

January 17, 2013
Three years from now, you'll see a new API diesel engine oil-service category, designed to help meet federal greenhouse gas/fuel economy standards, which...