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Just bought a 04 M1 that's been sitting for 5 years. New tires and power steering pump ordered. Has high idle (1100+) and possible roller lifter noise on startup. Quiets down after a minute or so when cold. New oil change, Lucas added, then a bit of Marvel to the oil and fuel along with 93 oct...

My new 2004 Mach 1 is idling at about 1100 rpm and does burn the the tires 1 -3rd, so what gives? Is it tuned? Nastiest 4.6 I ever saw..., and that's after sitting in a field for 5 years.