Exhaust Headpipe Flange Gaskets - (Pk/4) OEM Ref. #18291-254-000, 18291-MM5-860 - FREE PRIORITY SHIPPING - MOST ORDERS SHIP SAME DAY OR WITHIN 1 BUSINESS DAY. Fits: CB750K (1969-78), CB750F (1975-78), CB750A (1976-78) Fits: CB750K (1979-82) CB750F (1979-82) CB750C (1980-82) CB750L (1979) Fits: CB750SC (1982-83) CB700SC (1984-86) Fits: CB900C (1980-82) CB900F (1981-82) OEM Ref. #18291-254-000, 18291-MM5-860