The Mercury Marine serial number 9B400273 is MotorGuide Pro Series part of themodel 950010180. It was produced during the years 2002, 2003, 2004, 2005, and 2006. The engine displacement is , and the horsepower ranges from 12V to 24V. The engine belongs to the serial range and catalog [9B000001 & Up] – Cat.# 90-885210. Related components are listed below.