WD40
Full Access Member
When I used Running motorcraft 15 W 40 my 6.0 would use a qt to 1.5 qt in 5000 miles, went back to Shell 15 W 40 and it's still right on full at 5000 miles.
That's been a few years ago so I just stay with Shell. Where is the oil leak?
Doug
That's been a few years ago so I just stay with Shell. Where is the oil leak?
Doug