M4503 Mechanical Fuel Pump, 1 Piece, Fits 1968 Buick Special, Checker A11, Checker A11E, Checker Deluxe, Checker Marathon, Checker Taxicab, direct-fit style fuel system replacement for garage repairs and careful vehicle matching

M4503 mechanical fuel pump for 1968 service
✔️ 1 piece, fuel pump fitment and cross-reference details

This 1 piece mechanical fuel pump is typically used for fuel delivery in 1968 Buick Special, Checker A11, Checker A11E, Checker Deluxe, Checker Marathon, Checker Taxicab. It is handy. Verify the engine, fuel-system layout, connectors, mounting details and exact application.

✅ Part and pack: M4503, 1 piece
✅ Product type: Fuel Pump
✅ Alternate numbers: Airtex Part #: 40446; Onix PN: OMP40446; Spectra Part #: SP1021MP; Delphi Part #: MF0051; Sparta Part #: PN8027; GMB Part #: 530-8070
✅ Vehicle fit: 1968 Buick Special, Checker A11, Checker A11E, Checker Deluxe, Checker Marathon, Checker Taxicab
✅ Manufacturer: General Motors
✅ Product description: Mechanical Fuel Pump
✅ Source MY range: 1968-1968
✅ Fitment note: Source application from Applications field; source MY Range 1965-1975
✅ Retail price: $35.30 USD

💡 How can a driver confirm the correct mechanical fuel pump fit?
Match replacement to the vehicle system.
- Verify the individual year, make, model, engine, and fuel-system layout.
- Compare the pump style, connector, strainer, mounting details, and cross references.
- Review the image and source part data.

✝️