Throttle Governor Spring, Link Rod, & Rod Spring Set for Honda GX340 GX390 Engines For Honda GX340 GX390 and Chinese 188f Engines Governor Rod, Compatible with Honda Part # 16555-ZE3-000 Governor /Speed Control Spring, Compatible with Honda Part # 16561-ZE3-000 & 16561-ZF6-D00 Governor Rod/Fuel Throttle Return Spring, Compatible with Honda Part # 16562-ZE3-000 & 16562-ZE3-700