V=Flint Plant 03=March (month) 04=4th (day) CLA=Vette, auto, L48, 4-bbl (1973,74,77) Second number should be the last digits of the VIN
77 Corvette 180 HP 350 the S in the partial VIN tells us the car was build in St Louis, where Corvettes were built. 7 tells us the year, 1977