dsc17023.jpg

Detail of the forward part of the engine.

At the upper left and upper right are the No. 2 and No. 1 oxidizer valves, respectively. Immediately under them are the No. 2 and No. 1 fuel valves; note the high-pressure fuel ducts leading from the turbopump into the fuel valves.

At the center of the picture are the gimbal outriggers.

Between the "legs" of the gimbal outriggers are two sets of ID tags; refer to dsc73719.jpg (left) and dsc03369.jpg (right).