ULTIMA R2 Performance Carburetor for Harley S&S Super E Carb Replacement # 42-90

Regular price $199.99

ULTIMA R2 Performance Carburetor for Harley

  • Ultima® is proud to introduce their performance carburetors
  • This carb is directly interchangeable with S&S® Super E Carburetors
  • Ultima® carburetors will accept S&S® jets and S&S® bolt pattern air filter assemblies
  • Ultima carbs feature patented design improvements over S&S® carburetors - a relocated accelerator pump nozzle for increased throttle response and THUNDER JETS are a bolt on!
  • Simply remove the plugs and screw in the Thunder Jet. Thunder Jet sold separately
  • No expensive machining required! 
  • Replaces S&S Super E Carbs using the same Jets
  • High Quality Polished Finish!
  • Includes 2 Styles of Throttle Cable Adapters
  • The use of a S&S type manifold and air cleaner with support is required.
  • Manifold and air cleaner are NOT included
  • 1.875in. Bore and 1.563in. Venturi
  •  Ultima # 42-90