The Subaru / Robin 21D-50201-00 Recoil Starter Assembly is designed to restore smooth and consistent pull-start operation. This component is a complete recoil starter used on compatible small engines, providing the mechanical interface needed to crank the engine by hand. It works by engaging the starter pawls when the rope is pulled, rotating the engine’s crankshaft until ignition occ... https://www.wholetoolbox.com/subaru-robin-21d-50201-00-recoil-starter-assembly