Boat propellers?

Question:
when a boat has two motors the props rotate in opposite directions to counteract the torque.
when there are three motors which way does the middle propeller rotate?

Answers:

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It doesn't matter on the center, but usually standard right hand turn.

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they all turn the same way with 3 props.

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The PT boats had 3 props where the 2 outside spun in one direction and the center the other way,

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they are all geared the same. they all turn the same way. the prop goes right.. no left.....that is why the boat wants to pull right most of the time

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They are usually setup with the port and center spinning clockwise, and the starboard turning counterclockwise. In addition, and actually more importantly for triples, the center motor usually has a longer shaft legnth, i.e., port and starbord would be 25" shaft, center would be a 30" shaft.
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