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View Full Version : What weight oil do you use?


MuscleMustang
08-16-2007, 12:38 AM
Just wondering about what you use in your MUSTANG!?

I use 20w50 Valvoline Racing Oil in the summer and 15w40 in the winter.
SVT BITTEN
08-16-2007, 04:14 AM
currently im running mobile 1 syn. 5w20 ... soon going to change over to amsoil syn. 5w20 ...best oil in the world!!
svt88
08-16-2007, 01:24 PM
i use royal purple 10w30 myself. It might be 7 bucks a quart but it's worth it