While we're on the subject of interior overrides, check out the black '69 Z at Legendary,
http://www.legendarymotorcar.com/home.htm
which in itself was a recent (I believe favorable) topic on this board. Another car with standard door panels with houndstooth. Have a closer look at the engine compartment. No smog system and exhaust manifolds from a non-smog car. And all for only $45KUS...
JB