Need Some Auto Advice

[Ragin Cajun]

If there are any Corvette enthusiats or anybody with a good knowledge base of automobiles please give me some advice. I came across a 1974 Corvette Stingray for sale. The asking price is 14k. I believe that I can get the sellar down to 10-11k range. While I don't remember the specifics of the car I can say this:
Exterior - Solid B+/A-
Silver color
T-tops (basic scratches at the insert/ connection points; pet
markings (possibly from a cat))
Very few scratches
Rust spots on the exhaust (side mounted)
Rust spots on the door handles
Wheel wells basic road wear (also appeared to have a sprayed on
truck liner on the rear wheel wells)
Wheels: good tread (based on the "penny trick")
Rims: not stock model; very basic after market style with
Body: no dings or dents
Paint: even throughout; no faded/ sun worn spots

Interior - Solid B ( I wasn't able to get inside)
Side walls of center console had some tears in the corners
Stick shift sleve had normal "wear" cracks
Manual windows/ locks
CD player
Seats: recently re-done
Carpet: worn down but not bad
Dashboard: cracked on both corners (needs to be replaced)
E-brake: cable needs to be replaced

Engine - ??? not looked at yet