Super E has a 1.875" throat at the butterfly and a 1.5625" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch. The item "S&S Super E Carburetor Kit For Harley-Davidson Twin Cam 1999-2005 P/N 11-0450" is in sale since Friday, November 10, 2017. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Air Intake & Fuel Delivery\Carburetors & Parts". The seller is "california-motorcycles" and is located in Sarasota, FL. This item can be shipped worldwide.