The S&S Super D gas carburetor has a 2-1/4 inch throat and is recommended for use on Harley-Davidson® big twin or Sportster® models with 100 cubic inch or larger engines with any degree of performance modifications. Carburetor only, jets included.
Manifolds must be ordered seperately. An S&S teardrop air cleaner is available for those Super D applications that require and air cleaner. Once a Super D gasoline carburetor has been converted for use with alcohol, it may not be used with gasoline afterward.