Genuine Honda intake valve guide for the CB500 and CB550. If you're doing the top end or replacing the valves, it's a good idea to replace the valve guides while you're in there. There are 4 per bike.
*Sold Individually.
Honda part number: 12023-465-405, 12021-323-300
Fits Honda:
CB250 - 1991-2008
CM185 - 1978-1979
CM200T - 1980-1982
CM250C - 1982-1983
CMX250C - 2000-2013
CB500K - 1971-1973
CB550K - 1974-1978
CB550F - 1975-1977
fits almost 200 different models...