Chrysler 4 HP Outboard Motor Service Manual OB 2278, Page 18Get this manual
SECTION (Con't BRemove float pin as shown in figure 13 and remove float, float support spring and inlet needle from carburetorDInstall fuel bowl as outlined in Section V, paragraph 5-2
Figure 13Removing Float Pin
Figure 15Installing Inlet Needle Seat and Gasket
Remove inlet needle seat and gasket from carburetor as shown in figure 14
Figure 16Position of Float Support Spring