I have a semi automatic motorcycle, an underbone. A chinese one specifically and the manual recommends to have it an API SE engine oil. Can I use API SN? I’ve read somewhere that these API SN would be bad for my engine in the long run as there is less zinc or something.

  • reichtangle7@alien.topOPB
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    10 months ago

    whats the highest api rating can i go with my recommended oil which is api se/sd? is SL the highest? i’m trying to save money by buying the cheapest oil in the market with proper oil intervals,.