The heads were a new design featuring siamesed intake ports.

As the piston finally bottoms out, the intake port is uncovered.

The center piece contains two intake ports, one for each rotor.

The center piece contains another intake port for each rotor.

Then it opens the intake port to let fuel/oil/air in.

Together, the boys went forward to examine the intake ports.

Both were excellent underwater swimmers and had the weeds removed from the intake ports within ten minutes.

Some typical losses and their sources on a small block Chevrolet intake port.

An intake port is located on each of these end pieces.

He flung it with inhuman accuracy into the small intake port of the car.