i ran across this on gsal it might be what u r looking for
Gang,
As an aside, I happen to have this very ISC International Challenger II ARC
NIB for sale. It's in "HUGE" box, & I cannot ship it. I will meet/deliver on
the FL gulf coast as far north as Tampa.
Please note that this is UNBUILT, but is complete w/all parts as received
from Indy RC (now Horizon Hobby).
Price $350.00 FIRM.
Herbert M. Winston
28250 Pine Haven Way
Unit 80
Bonita Springs, FL 34135-2841
AMA 50438
here is a picture of one
http://users.vnet.net/snipesja/pitts.htm
Don't worry about the sold thing....as this is another but same plane