General description 21Pcs Throttle Return Spring Link Kit is designed for Honda GX140, GX160, GX200, GX210, 168F, and 170F engines. This kit includes a variety of throttle return springs and linkage components, ensuring optimal performance and reliability for your engine. Technical specifications Material: High quality metal Components: 7 throttle return spring assortment kits, including 4 regulator rods, 7 throttle control springs, and 7 throttle return springs Installation Easy to install by following the provided step-by-step guide Usage Compatible with Honda GX140, GX160, GX200 5.5 hp and 6.5 hp engines