Portland International Raceway

• https://portlandraceway.com/
• http://thepirstore.net
• http://racer.com/latest-stories
• http://facebook.com/PortlandRaceway
• http://youtube.com/user/lcipir
• http://twitter.com/portlandraceway
• http://picasaweb.google.com/PIRPhotogal
• http://friendsofpir.com/news.html
• http://www.magnetoworks.com.com