Old Part Number(s): 431-093, 431-301, 2-200-301, 92-200-093
Fits all 50# and 55# thrust salt water Minn Kota motors.
This Center Housing measures 6-3/8" in length and 3-5/8" in diameter.
Please note the picutre with the highlighted area. This small notch should line up with the skag of the lower unit. If the center housing is installed upside down the prop will spin backwards.