Here are 2 very nice Rochester cores and a separate base. All have excellent fitting throttle shafts. Shipping is $18.00 for each carb. #1 Super clean. Has manual choke. #2 Super clean. Has manual choke. SOLD #3 Later version, 1968 I think. Vacuum choke pull off. Mild corrosion inside. Still has nice finish outside. #4 Nice base. Has a long throttle shaft as a primary carb for a tri-power application, one butterfly hole will need work. All other threads in the shaft are fine. $25.00 Shipping is $8.00