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20 Fl oz B-12 Chemtool Carburetor and Choke Cleaner


Quickly disperses moisture and dissolves gum, varnish, and other fuel residues from the entire fuel system, fuel tank, fuel lines, fuel injectors, valves, rings and pistons with High Energy Solvent Technology a Berryman exclusive, incorporates the use of strong solvents, as opposed to weak carriers and diluents such as mineral spirits or kerosene. As a ?tip of the cap? to our HEST technology, positive feedback regarding any of our products is affectionately referred to as a HESTimonial." Catalytic converter and oxygen sensor-safe.


  • Quickly dissolves gum and varnish from carburetor, PCV valve, automatic choke, and carburetor linkage and distributor shaft with High Energy Solvent Technology (H.E.S.T.)
  • Improves drivability by removing deposits that cause rough idle and stalling
  • The leading performer since 1958
  • *Photographs are representational and may not be size accurate