https://sites.google.com/site/mikefocke2/mikesporschebox
in perhaps the first 15 articles.
First locate a good Porsche water cooled engine mechanic. Not because these cars are so bad but because they are 12-13 years old and you'll want someone who knows lots about them to inspect this one. Just because it is a Porsche it isn't immune from age and wear.
Wonderful cars. Loved both of mine.