FRAM C139PL Lube Filters Clean fuel is important because there are small jets and passages in the carburetor and opening in a fuel injector. The fuel filter is responsible for keeping the smaller contaminants in the system out of the engine and other fuel delivery components. On carbureted engines these contaminants can cause clogging of orifices or jets and cause the vehicle to get too much or not enough fuel. Features Changing Fuel filters will improve the engines emission Conventional stainless steel and conductive plastic fuel filters to meet the needs of virtually all engine configurations Conventional stainless steel and conductive plastic fuel filters to meet the needs of virtually all engine configurations Part number: C139PL USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.