NADA has a good valuation for your classic. Check it before getting the appraisal so you know what value the appraisal should have. Even though your car is just restored, it will be a #2 car unless you trailer it and its concours original. The value can approach #1 if you have all the receipts to back up your work. See
www.nadaguides.com for Classic muscle cars.
Quick look shows:
$4,810 $9,263 $12,610
Hence the value of your car is somewhere between $9,263 and $12,610 if small block V8 with air.