US Motor Works USMP16843 Mechanical Fuel Pump

Brand US Motor Works USMP16843
Fits Jeep · 117 vehicles

OE-spec replacement. Built to meet or exceed OEM specifications for dependable fuel delivery.

Mechanical fuel pump for steady fuel flow and reliable engine performance.

Durable construction. Made from high-quality materials to withstand demanding conditions.

Cross-references Airtex Fuel Pumps 6737, Delphi MF0009 and Spectra Premium SP1006MP for the same application. See all 4.

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Mechanical Fuel Pump for Jeep Applications

US Motor Works USMP16843 is a mechanical fuel pump built for reliable fuel delivery in classic Jeep applications. It is engineered to meet or exceed OEM specifications and uses durable materials for consistent fuel flow in demanding driving conditions.

  • Mechanical fuel pump for carbureted fuel systems
  • Built to OEM-level specifications for fit and function
  • Constructed from high-quality materials for durability
  • Direct replacement for select Jeep CJ5, CJ7, Cherokee, Wagoneer, J10, J20, Scrambler, and Grand Wagoneer models
  • Cross-references Airtex 6737 and Delphi MF0009 for the same application

Detailed Product Overview

This US Motor Works fuel pump, part number USMP16843, is designed for Jeep vehicles that use a mechanical pump to supply fuel from the tank to the engine. It supports steady fuel delivery for older Jeep CJ5 and CJ7 models, as well as Cherokee, Wagoneer, J10, J20, Scrambler, and Grand Wagoneer applications. If you are replacing a worn Jeep fuel pump, USMP16843 provides a direct-fit service part for the listed vehicles.

Compatible With 1967, 1970-1974, and 1979-1983 Jeep CJ5; 1976-1986 Jeep CJ7; 1974-1983 Jeep Cherokee; 1972-1973 and 1980-1983 Jeep Wagoneer; 1974-1980 Jeep J10; 1974 and 1976 Jeep J20; 1981-1985 Jeep Scrambler; and 1984-1986 Jeep Grand Wagoneer. Part number USMP16843 is also a useful reference when searching for a Jeep mechanical fuel pump replacement.

What It Helps Address

  • Hard starting caused by weak fuel delivery
  • Fuel starvation under normal engine operation
  • Inconsistent fuel pressure from a worn mechanical pump
  • Stalling related to inadequate fuel supply
  • Restoration work on classic Jeep fuel systems

Installation Notes and Tips

Verify the existing pump style and mounting location before installation. Confirm carbureted fuel system requirements and compare the original pump configuration to the vehicle listing for your Jeep CJ5, CJ7, Cherokee, Wagoneer, J10, J20, Scrambler, or Grand Wagoneer. Follow factory service procedures for gasket sealing, fuel line routing, and priming after installation.

Quality Assurance

US Motor Works states that this pump is manufactured to meet or exceed OEM specifications and is built for dependable performance and durability in service.

This part fits 117 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
1987American MotorsEagle4.2LL6—
1986American MotorsEagle4.2LL6—
1986JeepCJ74.2LL6—
1986JeepGrand Wagoneer4.2LL6—
1985American MotorsEagle4.2LL6—
1985JeepCJ74.2LL6—
1985JeepGrand Wagoneer4.2LL6—
1985JeepScrambler4.2LL6—
1984American MotorsEagle4.2LL6—
1984JeepCJ74.2LL6—
1984JeepGrand Wagoneer4.2LL6—
1984JeepScrambler4.2LL6—
1983American MotorsConcord4.2LL6—
1983American MotorsEagle4.2LL6—
1983American MotorsSpirit4.2LL6—
1983JeepCherokee4.2LL6—
1983JeepCJ54.2LL6—
1983JeepCJ74.2LL6—
1983JeepScrambler4.2LL6—
1983JeepWagoneer4.2LL6—
1982American MotorsConcord4.2LL6—
1982American MotorsEagle4.2LL6—
1982American MotorsSpirit4.2LL6—
1982JeepCherokee4.2LL6—
1982JeepCJ54.2LL6—
1982JeepCJ74.2LL6—
1982JeepScrambler4.2LL6—
1982JeepWagoneer4.2LL6—
1981American MotorsConcord4.2LL6—
1981American MotorsEagle4.2LL6—
1981American MotorsSpirit4.2LL6—
1981JeepCherokee4.2LL6—
1981JeepCJ54.2LL6—
1981JeepCJ74.2LL6—
1981JeepScrambler4.2LL6—
1981JeepWagoneer4.2LL6—
1980American MotorsAMX4.2LL6—
1980American MotorsConcord4.2LL6—
1980American MotorsEagle4.2LL6—
1980American MotorsPacer4.2LL6—
1980American MotorsSpirit4.2LL6—
1980JeepCherokee4.2LL6—
1980JeepCJ54.2LL6—
1980JeepCJ74.2LL6—
1980JeepJ104.2LL6—
1980JeepWagoneer4.2LL6—
1979American MotorsAMX4.2LL6—
1979American MotorsConcord4.2LL6—
1979American MotorsPacer4.2LL6—
1979American MotorsSpirit4.2LL6—
1979JeepCherokee4.2LL6—
1979JeepCJ54.2LL6—
1979JeepCJ74.2LL6—
1979JeepJ104.2LL6—
1978American MotorsAMX4.2LL6—
1978American MotorsConcord4.2LL6—
1978American MotorsGremlin4.2LL6—
1978American MotorsMatador4.2LL6—
1978American MotorsPacer4.2LL6—
1978JeepCherokee4.2LL6—
1978JeepCJ74.2LL6—
1978JeepJ104.2LL6—
1977American MotorsGremlin4.2LL6—
1977American MotorsHornet4.2LL6—
1977American MotorsMatador4.2LL6—
1977American MotorsPacer4.2LL6—
1977JeepCherokee4.2LL6—
1977JeepCJ74.2LL6—
1977JeepJ104.2LL6—
1976American MotorsGremlin4.2LL6—
1976American MotorsHornet4.2LL6—
1976American MotorsMatador4.2LL6—
1976American MotorsPacer4.2LL6—
1976JeepCherokee4.2LL6—
1976JeepCJ74.2LL6—
1976JeepJ104.2LL6—
1976JeepJ204.2LL6—
1975American MotorsGremlin4.2LL6—
1975American MotorsHornet4.2LL6—
1975American MotorsMatador4.2LL6—
1975American MotorsPacer4.2LL6—
1975JeepCherokee4.2LL6—
1975JeepCJ64.2LL6—
1975JeepJ104.2LL6—
1974American MotorsGremlin4.2LL6—
1974American MotorsHornet4.2LL6—
1974American MotorsJavelin4.2LL6—
1974American MotorsMatador4.2LL6—
1974JeepCherokee4.2LL6—
1974JeepCJ54.2LL6—
1974JeepCJ64.2LL6—
1974JeepDJ54.2LL6—
1974JeepJ104.2LL6—
1974JeepJ204.2LL6—
1973American MotorsGremlin4.2LL6—
1973American MotorsJavelin4.2LL6—
1973JeepCJ53.8LL6—
1973JeepCJ64.2LL6—
1973JeepCommando4.2LL6—
1973JeepDJ54.2LL6—
1973JeepJ-1004.2LL6—
1973JeepWagoneer4.2LL6—
1972American MotorsJavelin4.2LL6—
1972JeepCJ53.8LL6—
1972JeepCJ64.2LL6—
1972JeepCommando4.2LL6—
1972JeepDJ53.8LL6—
1972JeepJ-1004.2LL6—
1972JeepWagoneer4.2LL6—
1971American MotorsAmbassador4.2LL6—
1971American MotorsGremlin4.2LL6—
1971American MotorsHornet4.2LL6—
1971American MotorsJavelin4.2LL6—
1971American MotorsMatador4.2LL6—
1971JeepCJ54.2LL6—
1970JeepCJ54.2LL6—
1967JeepCJ54.2LL6—
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Airtex Fuel Pumps — 6737Delphi — MF0009Spectra Premium — SP1006MPJ3228191