Value of ZR-1

[Billy Mild]

What is the value of a ZR-1 with the following stats?

1991 Steel blue/blue interior
-12 year old Goodyear tires
-Injectors may or may not have been replaced this current owner doesn't know
-Was a Top Flight NCRS car back in 2006
-83,000 miles on it
-All ZR-1 items except the pizza box
-Painted top only
-Borla Exhaust
-4.10 Gears
-DRM chip
-Original Window Sticker
-5 owner car