I heard from Don last eve. Yes, that is Thunder Valley. The Chevelle is racing as a 475 Horse Turbo 400 set up. The car started life as a 307 auto. Steve K traded Don for the '68 SS hood seen in the photo.
Don also reported this - if you can help out spread the word:
THERE IS GOING TO BE A 50 YEAR ANNIVERSERY THIS YEAR JUNE 10 – 11 EMAIL OR CALL ME FOR MORE INFO. WE ARE TRYING TO GET ALL THE OLD RACERS TOGETHER FOR THIS . Don Breen
[email protected]