The Carburetor Doctor has a full line of US-made, ethanol friendly, carburetor rebuild kits, floats, choke thermostats, choke pull offs, parts and service manuals for 1, 2 and 4 barrels for Carter carbs used on cars, trucks, tractors, industrial engines and boats from 1925 to today, including parts for Carter-built Quadrajets. Find parts and information using one of our guides, or the model chart below: