Honda Outboards BF40A/BF50A Service Manual, Page 324Get this manual
BF40A-BF50A 4) Remove the following:fuel tubes- air vent tubes and tube joints- overflow tubes, tube joint and joint pipe- dashpot tubes and dashpot check valve- tube clips- vinyl tube See pages 5-20 and 5-21 for tube routing and connection[4] AIR VENT TUBE [3]3-WAY JOINT B
[2] AIR VENT TUBE
[1] AIR VENT TUBE (4.5 170 mm)
[5] AIR VENT TUBE (3) (4.5x93 mm) [6] VACUUM TUBE (3) (3.5 x45 mm)