Throttle linkage kit works on the 79cc Harbor Freight engine and the 99cc Harbor Freight Predator. Comes with two brackets, conduit retainer, throttle rod, return spring and wire stop. Use with stock carburetor. Easy installation. Use kit 12330 if you are keeping the stock fuel tank on top of the engine. Disregard the throttle rod we supply if you are keeping the govenor in the engine. Installation instructions.