I am preparing my 1997 F350 dually for sale. 7.3 Powerstroke diesel, 132,000 miles. I take good care of it, but it has been parked outside 24/7 since I bought it 7 or 8 years ago. So far I have spent 9 hours over the last 2 nights detailing it.
First evening was thorough wash, in which I...