Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 400Get this manual
HONDA BF25A
MOTOR INSTALLATION
MOTOR SELECTION
The BF25A Outboard Motorsare designed to be installed on boat transoms with the following transom board thickness3Match the appropriate outboard motor shaft length to your boat transom height
Boat Transom Board Thickness
- 2.2 in(3557 mm)
Shaft Length
Outboard Motor Transom Height
17in(431 mm) 21.7 in(552 mm)
24.9 in(632 mm)