Tag: efficiency standards

Equipment

New diesel lube oil category in the works

Every time emissions parameters on diesel engines are changed, the petroleum companies and engine OEMs come up with a new lube oil standard to help protect the engines against an increasingly harsh operating environment. The American Petroleum Institutes CJ-4 oil standard has held sway since the introduction of the 2007 on-road engines and Tier 4 […]

December 14, 2012