Re: What type of oil in old cars?

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Posted to Technical Discussion Forum on 3/3/2008

I'll put in a guess:

An oil that meets Euro standards, like a 5w30 for a BMW, or Mobil 1 0w40 that meets BMW specs. It has the higher HTHS numbers to protect the highly loaded flat tappet cam.

You don't want an oil that is energy conserving or one with HTH... Login to read more.