A Lamens terms run-down on API SL certification...

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349
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Quebec, Canada
Hey Guys, I'm having a hard time picking out the facts from API regarding the new SL oil standard. So, can someone fill me in on this, please? So, far this is what I know (in comparison to SJ). - 30wt. and lower oils are restricted to 10% Zinc and Phosphor content. Thanks, Oz
 
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