What are the main components of the valve train?

The main components of the valve drive group are: valve matching gear, camshaft and parts, rocker shaft and parts, valve push rod, valve, cylinder head, valve seat, valve sleeve, valve spring valve lock piece and parts, and valve adjusting screw. The valve train is all the parts from the timing gear to the valve action, and its function is to drive the valve to open and close regularly. The cleaning steps of the valve are: 1, loosen the fastening screws of the air filter and throttle valve; 2. Open the engine hood; 3. Remove the engine trim panel; 4. Remove the air inlet hose; 5. After blocking the air inlet, remove the throttle valve and clean it; 6. Clean the throttle and add oil.