This was a good place to get the right info
http://www.jasonairracing.com but I do not think they keep it active now.
You may be aware that Jason and the Alley Cat were involved in a mid-air at Reno in Sept 2007. Jason survived, but was pretty banged up.
Try going here too
http://www.aafo.com/
Victor Archer or some of the others there might have enough photos/dwgs for your needs.
Bob