4. FUEL SYSTEM K-PIPE 50 Throttle Cable Throttle Valve THROTTLE VALVE INSTALLA- TION Set the needle clip on the jet needle clip. Standard podition: 3rd groove from the top Install the jet needle on the throttle valve. Install the retainer on the throttle valve and secure the jet needle. Carburetor Top Install the throttle cable to the throttle valve while depressing the throttle valve spring. Throttle Valve Spring Insert the throttle valve into the carburetor, aligning the throttle valve groove with the throttle stop screw. Groove Carburetor Top Install the carburetor top onto the carburetor. After installing the carburetor and throttle valve, perform the following adjustments: -Throttle grip free play (page 2-3). -Carburetor air screw adjustment if the carburetor was overhauled or cleaned. 4-6