Our featured Corvette today is the 1964 Chevrolet Corvette XP-819 Prototype which was sold in 2002 at RM Sotheby’s Monterrey Sports and Classic Car Auction for $148,500. Mike Yager, the founder of Mid America Motorworks, a Corvette and VW parts and accessories supplier based in Effingham, Ill., bought the rear-engine XP-819. The XP-819 was scheduled for