Chrysler 20 and 30 HP Outboard Motors Service Manual OB 3435, Page 152Get this manual
Figure 59Installing Transfer Port Cover13I nstall exhaust port cover assembly as followsAClean gasket surfaces on power headcover and plate BInstall cover assembly in this order; one (1) gasket; exhaust port plate, the other gasketthen the coverFigure 60 EXHAUST PORT EXHAUST PORT COVER
Figure 58Installing Cylinder Head
C Torque head bolts to 190 inIbs(218 kg cm) following sequence shown Figure 59 DRe-torque cylinder head bolts after running engine for at least 15 minutes and allowing engine to cool off10Install reed valve and carburetor, following steps in Sections 3D and 3E 11 Install transfer port cover and gasket as follows: AClean gasket surfaces on cylinder and transfer port coverBInstall new gasket on transfer port cover and secure cover to power head with ten (10) screws Figure 59