Oregon 31-121 Recoil Starter Replacement for MTD 951-11310 and 751-11310 Replacement for OEM# MTD 951-11310 and 751-11310 For snow throwers with 483-SU, 483-SUA, 490-SU, 490-SUA engines Limited Warranty; Free from defects in materials and workmanship for as long as they are owned by the original retail purchaser