Motor oil weight
We just purchased this 88 Elite -ford econoline 350 clss C with a 460 cid (7.5L). The previous owner (parts unknown) scribbled on the underside of the hood, among other things, to use 15w40 mobile 1 ...
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A motor of your vintage I would say 10-30 or 10-40 . I run 10-40 on mine. I don't believe 5 weights didn't come around till 90s.
Then Again the previous owner was running 20-50. Maybe he knew that it liked it. He would know the motor.
JKaz
Then Again the previous owner was running 20-50. Maybe he knew that it liked it. He would know the motor.
JKaz
