When standing behind the boat, looking at the engines, the port engine is on your left, and the starboard engine is on your right.
On an aeroplane, the port engine is on the left wing - with the starboard engine being on the right wing. If I've misunderstood the question, then more information is needed.
Starboard is the right side of a ship or aircraft when one is facing forward.
Starboard is to the right; port is left. Taker her hard to starboard, helmsman!
Rule 34International:" I AM altering my course to port."Inland: " I INTEND to leave you on my starboard side or I AGREE to a starboard to starboard passing or I INTEND to overtake you on your portside."They intend to pass starboard to starboard side.
Please move that cargo to the starboard side of the poop deck. Scrub the barnacles from the starboard side of the hull. Turn the wheel hard over to starboard, mister!
Under the starboard side exhaust manifold and connected into the main engine flywheel
That you are crossing starboard to starboard or overtaking to port side. (you are passing on YOUR starboard side)
The pilate turned the plane starboard towards the east.
facing to the front, starboard side is on the right
Titanic struck the iceberg on her starboard side.
Should be on the transom bracket facing the motor on starboard side