[Healeys] On the topic of oils

[Kent McLean]

Editor Gary wrote:
> ZDDP as an additive is only important when an newly rebuild engine is being broken in.
> Synthetic oil is an unnecessary expense.
> Oil in old cars should be changed once every year.
> Oil in old cars should be in the 20W50 range.

What about additives? You missed additives. Which one is best? ;)

—
Kent McLean
’56 100 BN2

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