The ZR1 first appeared in the 1970 model year when it was a go-fast package for the C3 Corvette, costing just $1,010.50. For that you got a 350 LT1 (5.7-liter) mill, heavy-duty four-speed M22 ...

The cars came from the same collection, and the previous owner kept them inside and under tarps; eight of them are ...