Dorman 692-078 Fuel Tank Sending Unit

Brand Dorman 692-078
Fuel Pump Included No
Gasket or Seal Included Yes
Ohms Empty 0
Ohms Full 95
Package Contents Sending Unit; Lock Ring; Gasket
Plug/Connector Type Stud
Pump Included No
Terminal Quantity 1
Terminal Type Pin
Wiring Harness Included No
Fits Chevrolet and GMC · 63 vehicles

OE-style replacement. Matches the fit and function of the original unit.

Quality materials. Built for reliable performance and durability.

Includes a gasket and lock ring for a complete installation.

Cross-references Spectra Premium FG05C and 25000611 for the same application. See all 2.

$89.03Free shipping
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Order total $89.03
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Free returns within 60 days if it doesn't fit when fitment is verified.

Fuel Level Sending Unit for Classic GM Trucks

Dorman 692-078 is a fuel tank sending unit built to match the fit and function of the original unit on specified applications. It is made from quality materials for dependable fuel level signal performance in classic Chevrolet and GMC trucks.

  • Direct replacement fuel tank sending unit for specified GM applications
  • Terminal type: pin with 1 terminal
  • Fuel pump not included
  • Gasket or seal included
  • Package contents: sending unit, lock ring, gasket
  • Ohms range: 0 empty, 95 full
  • Plug/connector type: stud

Fitment and Application Details

Compatible With 1975-1979 Chevrolet C10, C20, C30, K10, K20, and K30 applications, including main tank configurations with three outlets and notes for heavy duty suspension or 25-gallon tank exclusions where listed. Compatible With 1979 GMC C1500, C2500, C3500, K1500, K2500, and K3500 applications with main tank, 3-outlet, non-California emissions configurations. This part cross-references Spectra Premium FG05C for the same application.

Dorman 692-078 is also referenced for OE-style replacement needs on 1975-1979 Chevrolet C10 and K10 trucks, as well as 1979 GMC C1500 and K1500 trucks. Use the part number 692-078 when verifying the correct sending unit for your tank style and emissions configuration.

What This Part Helps Address

  • Inaccurate fuel gauge readings
  • Fuel level signal dropouts or erratic needle movement
  • Worn sender contacts from age and tank exposure
  • Replacement needs after tank service or restoration work
  • Mismatch between the original sender and the vehicle’s tank outlet configuration

Installation Notes

Confirm tank style, outlet count, and emissions configuration before installation. This unit uses a pin terminal with a stud-style connector and includes a gasket and lock ring for the sender assembly. The fuel pump is not included, so reuse or replace related fuel system components as needed during service. Verify resistance range and connector style against the original unit before final assembly.

Quality Assurance

Dorman engineers this sending unit to match original fit and function on listed applications, using quality materials for reliable operation and durability. The part number 692-078 is built for direct replacement use in specified Chevrolet and GMC truck fuel systems.

This part fits 63 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBed TypeTransmissionLitersCylindersPositionNotes
1979ChevroletC107.4LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC106.6LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC10Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC207.4LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC206.6LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC20Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC307.4LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC305.7LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletC30Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletK106.6LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletK10Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletK206.6LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletK20Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletK306.6LV8N/AMain tank with 3 outlets, without California emissions.
1979ChevroletK30Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC15007.4LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC15006.6LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC1500Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC25007.4LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC25006.6LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC2500Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC35007.4LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC35006.6LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCC3500Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK15006.6LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK1500Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK25006.6LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK2500Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK35007.4LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK35006.6LV8N/AMain tank with 3 outlets, without California emissions.
1979GMCK3500Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletC107.4LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletC207.4LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletC307.4LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletK106.6LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletK10Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletK206.6LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletK20Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletK306.6LV8N/AMain tank with 3 outlets, without California emissions.
1978ChevroletK30Automatic5.7LV8N/AMain tank with 3 outlets, without California emissions.
1977ChevroletC107.4LV8N/AMain Tank; w/Heavy Duty Suspension; w/3 Outlets
1977ChevroletC207.4LV8N/AMain Tank; Exc. 25 Gallon Tank; w/3 Outlets
1977ChevroletC307.4LV8N/AMain Tank; Exc. 25 Gallon Tank; w/3 Outlets
1977ChevroletK10Automatic6.6LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1977ChevroletK10Automatic5.7LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1977ChevroletK20Automatic6.6LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1977ChevroletK20Automatic5.7LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1977ChevroletK30Automatic6.6LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1977ChevroletK30Automatic5.7LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1976ChevroletC107.4LV8N/AMain Tank; w/Heavy Duty Suspension; w/3 Outlets
1976ChevroletC207.4LV8N/AMain Tank; Exc. 25 Gallon Tank; w/3 Outlets
1976ChevroletC307.4LV8N/AMain Tank; Exc. 25 Gallon Tank; w/3 Outlets
1976ChevroletK10Automatic6.6LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1976ChevroletK10Automatic5.7LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1976ChevroletK20Automatic6.6LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1976ChevroletK20Automatic5.7LV8N/AMain tank with three outlets - Fuel Tank Sending Unit
1975ChevroletC10Stepside7.4LV8N/AFuel Tank Sending Unit with 3 outlets
1975ChevroletC20Stepside7.4LV8N/AFuel Tank Sending Unit with 3 outlets
1975ChevroletC30Stepside7.4LV8N/AFuel Tank Sending Unit with 3 outlets
1975ChevroletK10StepsideAutomatic6.6LV8N/AFuel Tank Sending Unit with 3 outlets
1975ChevroletK10StepsideAutomatic5.7LV8N/AFuel Tank Sending Unit with 3 outlets
1975ChevroletK20StepsideAutomatic6.6LV8N/AFuel Tank Sending Unit with 3 outlets
1975ChevroletK20StepsideAutomatic5.7LV8N/AFuel Tank Sending Unit with 3 outlets
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Spectra Premium — FG05C25000611