PART # 42-90
1.875in. Bore 1.563in. Venturi
.295 intermediate , 72 main , and 40 air jet
Ultima® is proud to introduce there new performance carburetor, directly interchangeable with S&S® Super E Carburetors.
Ultima® carburetors will accept S&S® jets and S&S® bolt pattern air filter assemblies.
Patented design improvements - a relocated accelerator pump nozzle for increased throttle response and THUNDER JETS are a bolt on!
Simply remove the plug and screw in the Thunder Jet.
No expensive machining required!
Fraction of the cost of a S&S Super E or the Mikuni HSR 42mm with comparable perfromance
NOTE: Manifold is NOT Included. Air Cleaner is not included. You will received only carb as pictured. Will fit many models, but will require these additional parts if you don't already have the parts.