Be careful. I also run 235/60/15s on the front (and rear) however my 68 is 99% original. Which means my springs and shocks are original, and in need of replacement. Just make sure you have a descent set of springs. With 15x7s, you should be more than fine! Welcome!
1969 Camaro X11
L14 307ci/200HP base V8
62,000 Original Miles
Hey Mister G, I have those same slotted mag wheels as you and i just ordered some T/A 295-50-15s, my wheels are 15x10 with about 3.75-4'' BS , i hope it sits similair to yours, looks really sharp!