Outboard Shaft Length Chart.

How to determine outboard motor height. If the propeller fails to ventilate the motor is mounted to low. There are instances where a. Each hole represents a 34-inch change in elevation.

I do want to make sure the motor height is right though even if performance is only slightly affected. After engine break-in if necessary raise or lower outboard one position at a time to attain best performance. A special case is an outboard on a bracket.

Remember you need to find the best motor height for a given set back. Thanks for the reply and suggestion of the trim tabs. You do not adjust the set back to match a given motor height.

The outboard length is alternatively referred to as the motor shaft length. An electrohydraulic jack plate adjusts the motor height with a switch and can be done while underway. Setting the Outboard Height Outboard brackets feature a series of vertically aligned holes that let you adjust the height of the motor on the transom.

For short shaft engines the transom height should be of 15 inches for long shaft the height should be of 20 inches and for extra-long shafts the transom height is supposed to be around 25 inches. How to Measure Transom Height For vessels with transom-mounted outboards you can easily figure out which type of outboard you need to get. The A-V plate should be running just at or just above the surface of the water flowing around it.

Simply start with the engine in idle followed by trimming the motor out by one-half to full trim. Simply start with the engine in idle followed by trimming the motor out by one-half to full trim. Safely but briskly accelerate.