L67 3800 Supercharged, 101,000 miles, 1995 Oldsmobile LSS. Leaks a bit of oil but doesn't burn any. 23-26 mpg depending on how heavy my right foot is.
Duratec 2.5, 78,000 miles, 2000 Mazda MPV.
Uses about 1/2 qt. per 5,000 miles, 1 exhaust manifold starting to leak a bit, common on early MPV's...