Tach Drive Oil Seal - 4.8 x 14.5 x 4 - Replaces OEM # 91256-096-651 High Quality Made in Japan.
Fits: Honda CB750K (1969-78),
CB750F (1975-78) Supersport,
CB750A (1976-78) Hondamatic
Fits: Honda CB500K (1971-73),
CB550F (1975-77) Supersport,
CB550K (1974-78)
Fits: Honda CB350F (1973) Supersport
Part Number: 73-0963