Air Cut-Off Diaphram Valve Set Kit
A good idea to upgrade due to age of the bike.
HONDA CBX 1979 - 1982
OEM Reference: 16048-MA2-004 and 16048-442-004
*****Kit includes diaphragm, spring and o-ring*****
To prevent afterburn generated by a lean fuel mixture when closing the throttle, the cut-off valve temporarily closes the slow-jet passage, creating an instantly richer mixture. Easy to replace!