I dont have a manual for my 1986 300SDL; how much oil do I need to use in my engine? I purchased Motorcraft 15w-40 Diesel motor oil from walmart, is this a good choice?
I dont have a manual for my 1986 300SDL; how much oil do I need to use in my engine? I purchased Motorcraft 15w-40 Diesel motor oil from walmart, is this a good choice?