Reply To: Wally mart GL5 90 grade oil ok??

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July 24, 2023 at 9:18 am #278440
Don
Participant

    US Member
    jeff-register wrote:

    I don’t take chances, I use either OMC or Mercury brand oils. I have heard that the marine brand oils have rust inhiditors & designed for the purpose. I don’t really know if there is a difference or not, but gives me peacee of mind using what the factory uses.

    I agree…