This is a Fuel Transfer Pump for Cummins 4B 3.9, B 4.5, 6B 5.9 and ISB 6.7 engines. Replaces old part numbers DS-3904374, DS-3928143, DS-3966154 and DS-3970880. Use with the 3939258. Fuel Supply Pump Gasket. Poor fuel supply will affect the performance of B Series engines, leading to issues from difficulty starting to not starting at all. We’ve got the fuel transfer pump you need for Cummins 5.9, 6.7, 3.9 and 4.5 L engines right here in our online store. Finding the specific fuel transfer pump for your model can be a challenge, but not when you have the right part number. Will this part fit my engine? Consult your local authorized dealer to make sure this is the proper part for your specific engine and application. Allow 3 to 8 weeks for us to have the part repaired and return it to you. Labor costs of removing or reinstalling the part are not covered. Economic loss of any type is not covered. No other responsibilities or warranties are expressed or implied. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Fuel Pumps & Sending Units”. The seller is “dieselpartsdirect2019″ and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Australia, Japan, China, South Korea, South Africa, Thailand, Hong Kong, Bahamas, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Bahrain, Malaysia, Brazil, Chile, Colombia, Panama, Jamaica, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, Taiwan, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Philippines, Kuwait, Republic of Croatia, Costa Rica, Dominican Republic, Trinidad and Tobago, Guatemala, El Salvador, Honduras, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Luxembourg, Indonesia.

• Interchange Part Number: 3904374
• Manufacturer Part Number: 4983584
• Compatible Equipment Make: Cummins
• Fitment Type: Direct Replacement
• Fuel Type: Diesel
• Brand: Unbranded
• Manufacturer Warranty: 12 month