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Discussion Starter · #1 ·
I've been using Chevron supreme Motor oil sae 10w-40 API SL

whats the difference between API SM and API SL?

Is this good oil or do you recommend something else?

Also i read about the delo 400, but i thought that was a synthetic


thanks guys

 

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Brian,i sent you an email with ans to your question and a lot more info on todays motor oils.

Scott
 
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