An original refurbished 1964 Corvette "Carter AFB" Carburetor. Numbers are "correct" (#3851761 / 3721SB) GM tag attached as well. It worked very well for 200+/- miles since rebuild. Carb can work on other GM 327ci 300hp engines. Buyer pays Shipping. **Seller has additional used engine & drive train parts from recent 1962 Vette rebuild.**