This is a good, used C3 T-Top Rack Kit which can be installed on any of the following Corvette models:
Body & Trim
Base, Collector’s Edition
Base, Indianapolis 500 Pace Car, Silver Anniversary Edition
NOTE: The roof panel carrier option V54 was available from the factory starting in 1980 and lasted until 1982. The option could be also be installed at the dealer for 1978 to 1979 Corvette models.
NOTE: This carrier mounts outside the car on the rear deck just behind the rear glass and is designed to carry both t-tops.
GM Part Number: 996729