This billet base plate adaptor allows you to use any stock 2V/4V air cleaner with a 5 1/8" neck, including alloy Air Cleaners and Carb Hats, on your Autolite 1100-1V carburetor.Autolite 1100 Air Cleaner Base PlateSKU: FSP-200-ABP$40.00PriceQuantityAdd to Cart