1965 64 Corvette 327-300HP Carter AFB 4 BBL Carburetor 3720 SB GM Chevrolet Factory Original Carter AFB 4 barrel carburetor OEM #3720 SB nice looking core for rebuilt, throttle plates move freely, missing some linkage on passenger side, from Intake manifold # 3844459. This carb was used on other Chevy cars Impala, Chevelle , ChevyII with 327-275 HP $225. Shipping is available upon request pay with Interac e-Transfer or PayPal