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Re: New old stock oil
Posted to Technical Discussion Forum on 2/10/2020 1 Reply

That stuff is pretty old!!!

The API SB approval is equal to the older MM (Motor Medium) approval. So, it was a marginal product by the standards of the 1960's. There have been 11 upgrades to the API minimum standards and at least 50 years of aging. It shoul... Login to read more.

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