http://www.pirate4x4.com – Assorted off road vehicles, many with user build blogs. Large forum
http://www.steelsoldiers.com – Forum specializing in former military class vehicles. Many build and restore topics.
http://jeeptruck.com – Old Jeeps for sale
http://www.lmctruck.com/chevrolet – Chevy truck parts for sale
http://www.vintagepowerwagons.com – Old Power Wagons for sale