Historical Summary:

Thunderbird is a 1959 40' Monk-designed cruiser, built by Clyde Wiley of Cornet Bay on Whidbey Island. She was re-powered in 1984 with a single Volvo 700 diesel, and cruises at 14 knots with a burn rate of about 7.5 gph.  She has been well maintained all her life, and has never had to be restored.