Walbro Carburetor Genuine OEM Wyl-240b Same As the Wyl-240-1 Replaces Wyl-196, Mtd, Ryobi, MTD Trimmer This is a Walbro WYL 240B same as the Walbro WYL 240-1 Replaces WYL-196 Genuine OEM Ryobi, MTD, Troy-Bilt, Yard Man, Bolens