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hello, this is new to me. whats a good engine oil brand & viscosity for my 95 mark VIII. I have 109,000 miles, live in california, & mostly travel on the highway. Also, I need to change the rear diff. fluid. What should I use here.
Posted by: evillally
5W-30 Mobil 1, 6 US quarts.
Differential, 80W-90, 3.1 pints.
Posted by: brentalan
I like Amsoil for the rear diff. I use the same Mobil1 Evillally uses.