OEM Fuel Pump / Walbro WIP 13-1Pack Size:1Walbro WIP13S, Walbro WIP-13-1NHC 264-4510, Prime Line WWIP-13-1Walbro 3020, 3027, 3028, 3029, 3043, 3044 and 3045 series pumpsEthanol: Not compatible with greater than 10% ethanol fuel, Replaces 4-cycle pumps, Pump only