Browse Caterpillar 3406 Fuel Injection Pumps for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 5 listings. Caterpillar 3406 Fuel Injection Pump pricing ranges from $200 to $750 based on recent marketplace data. Filter by condition, price, or year to find the right Caterpillar 3406 Fuel Injection Pump.