Cummins 494117400 Fuel Pump Gear

The Cummins 494117400 fuel pump gear is a critical component within the fuel injection system of Tier 3 3.3 liter B series engines. It drives the fuel pump to maintain precise injection timing. Manufactured to OEM specifications for material hardness and tooth profile accuracy. Proper installation per manufacturer guidelines is required to ensure effective operation and avoid damage. Associated installation hardware includes flanged bolt 3093957. This gear is designated for use on Cummins B3.3 Tier 3 engine platforms commonly found in light commercial vehicles and industrial power units.