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Tag: CJ-4 oil standard
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
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