The Honda 28443-ZE2-W01 Ratchet Spring is a small but critical tension spring located inside the recoil starter. It provides the necessary tension to engage and disengage the starter pawls (ratchets) when you pull the starter rope. Key Function: Ensures the starter ratchets pop out to grab the flywheel when pulled and retract safely when the rope is released. Common Applications: Fits a wide range of Honda GX engines, including the GX240, GX270, GX340, and GX390. Equipment Type: Commonly found on generators, water pumps, and commercial pressure washers.