M4503 Mechanical Fuel Pump, 1 Piece, Fits 1966 GMC I1500, fuel system repair part with helpful vehicle fitment details and cross-reference verification
Regular price
$29.61
M4503 mechanical fuel pump for 1966 service
✔️ 1 piece, GMC I1500 fit, fuel delivery service details
This 1 piece mechanical fuel pump is typically used for fuel delivery in 1966 GMC I1500. It is a handy replacement option for vehicle service, but the connector, pump style, tank setup, and mounting details should be checked before ordering.
✅ Part and pack: Carter Part #: M4503, 1 piece✅ Product type: Fuel Pump
✅ Vehicle fit: 1966 GMC I1500
✅ Product description: Mechanical Fuel Pump
✅ Manufacturer: General Motors
✅ Source MY Range: 1965-1975
✅ Source application: GMC I1500 (1966)
✅ Cross references: Airtex Part #: 40446; Onix PN: OMP40446; Spectra Part #: SP1021MP; Delphi Part #: MF0051; Sparta Part #: PN8027; GMB Part #: 530-8070
💡 How does vehicle-specific fuel pump matching prevent installation issues?
A careful match helps the replacement deliver fuel correctly and fit the vehicle system as intended.
- Verify the individual year, make, model, engine, and fuel system layout.
- Compare the pump style, connector, strainer, and mounting details.
- Review every available cross-reference number before placing the order.