Replacement Recoil Starter Manufacturer Part Number 590739 What this part does Direct replacement recoil starter designed to restore manual pullstart operation for small engines. Replaces the original starter assembly identified by Manufacturer Part Number 590739 and is compatible with the Tecumseh part numbers listed below. Key benefits Restores reliable starting: a worn, frayed, or nonfunctioning starter to get equipment back into service. Direct compatibility: Matches the fit and function of the original part for a straightforward replacement without modification. Saves time and downtime: Quick swapin installation helps mowers and other equipment to normal operation faster. Broad fit range: Works with a wide set of engine part numbers, reducing the need to source multiple different starters. Compatibility Compatible with the following Tecumseh part numbers: 590472, 5904766, 590621, 590635, 590637, 590642, 590646, 590648, 590666, 590666A, 590686, 590688, 590694, 590702, 590707, 590732A, 590737, 590738, 590739, 590763, 590785, 590787. Important attributes Function: Recoil starter assembly for manual pullstart systems. Fit: Intended as a direct replacement for the listed part numbers to match original mounting and operation. Performance: Restores expected pullstart operation for engines that used the original starter. Typical applications Lawn mower engine : a broken starter on walkbehind and riding mowers that use the listed part numbers. Portable generator maintenance: Restore manual starting on small generators with compatible engines. Equipment service and rental shops: Stock a single replacement starter for multiple small engine models that accept these part numbers. Installation notes Designed to directly the original starter assembly for the compatible part numbers. Installation generally requires basic hand tools and removal of the original starter assembly before mounting the replacement. Use this replacement recoil starter when the existing starter is damaged, missing, or no longer provides reliable pullstart function for engines that match the listed part numbers.