Some items from this specific schematic: Packing,starting (nas), Bolt,hex.,6x16, Cap,oil Pass, O Ring,.
With a quantity of three pieces, the Screw,cross 6x35 is the most used part in the LEFT CRANKCASE COVER / STARTING MOTOR diagram.
fifty components are shown in this Cb550 Super Sport 550 Four Cb550f2 1977 Usa Left Crankcase Cover / Starting Motor exploded diagram.