I know this is off base but im not afraid of being black flagged...
for Race-rods concerns for lack of early stang support. Having the creator of lateral dynamics an early car owner can be a blessing for us. So being patient may reap great rewards.
Im local to Griggs and you must have caught them on a bad day? But they do tend to be who do you know types so f em too...for a front suspension try these guys, im sure you saw the link on pt but i'll post it
here for those who don't frequent it anymore. I too wanted to improve the Ford Chevy II design by grafting a QA1 or Grantenelli style tube front end so I can use off the shelf tubular arms. It looks like it could be done so I may look into it.
As far as the rear its very close to a Camaro rear so a couple changes could yeild a 3 link for Mustangs.Time will tell. Vin