Honda Outboards BF40A/BF50A Service Manual, Page 131Get this manual
HOlVD BF31!5A 4&A
PROPELLERGEAR CASE EXTENSION CASE
PROPELLERPROPELLER SHAFT HOLDER ASSEMBLY 11 -2 PROPELLER SHAFTPROPELLER SHAFT HOLDER 11-5 GEAR CASE ASSEMBLy 11-9 WATER PUMP 1110 VERTICAL SHAFTBEVEL GEAR 11-12 WATER SCREEN 1116 SHIM SELECTION 11-17 SHIM POSITION 11 -21 EXTENSION CASEI UNDER COVER 11 -24