Honda GB40 Outboard Motor Manual., Page 10Get this manual

Honda GB40 Outboard Motor Manual., Page 10

Description Set the throttle at low speed when engaging the clutchEngagement of the clutch at high engine speed may cause the boat go out of control as well as throw the riders off balanceFurther, possible damage the engine may result
Remarks

For maximum efficiency, the propeller shaft should be parallel the water lineDepending upon

the loading condition of the boat, the cruising attitude will change
A lightly loaded boat or boat with
heavier load the rear will cause the stern ride high, this will change the transom angle and therefore the tilt angle of the motor should be cordinglyadjusted ac-