Here is my restored about 5 years ago 69 ss 350 vert
True SS car
12 bolt multi-leaf
Posi rear end
Rebuilt HIPO 350
Ceramic Headers
TH350
All new brakes and suspension
New 255 60 R 15 TA's on rear
Eagle Alloy Wheels
Covans Autometer CF gauges
Older Paint but a good 3 footer
No rust
Custom Interior
Car looks and run beautifully
I know its not a Z/28 but I like the badges.

http://img503.imageshack.us/img503/568/img0355mw4.jpg


http://img501.imageshack.us/img501/7756/img0360gl6.jpg

http://img265.imageshack.us/img265/1619/img0357ke2.jpg

I've got my PC insured for 40K, basically the same configuration as yours except its a real RS, plus A/C, Gauges, 8 track, and endura front bumper.

Insurance for these cars is relatively cheap...better to overinsure than underinsure.