Agility Autoparts Mechanical Fuel Pump P/N:4030273
Keep fuel moving to the carburetor with the Agility Auto Parts Mechanical Fuel Pump 4030199. It drops in as a direct-fit replacement for the 1965-1966 Pontiac Bonneville, Catalina and Star Chief, plus the 1966 Pontiac Grand Prix, GTO, LeMans and Tempest — see the Buyer's Guide tab for the full engine-level fitment.
A mechanical fuel pump is driven off the engine and draws fuel from the tank, delivering it under pressure to the carburetor. If a worn or leaking original pump is the cause of hard starting, stalling or fuel starvation, this unit replaces it.
Interchange: 323-00307A
32300307A · 40373 · M4507 · MF0149 · 25115838 · 5656866 · 6416732 · 6440239 · 6440373 · SP1148MP
This part cross-references / interchanges with the following part numbers:
What does this fuel pump do?
It is a mechanical pump driven off the engine that draws fuel from the tank and delivers it under pressure to the carburetor to keep the engine supplied with fuel.
Which vehicles does the 4030199 fit?
It is a direct-fit replacement for the 1965-1966 Pontiac Bonneville, Catalina and Star Chief, plus the 1966 Grand Prix, GTO, LeMans and Tempest. Check the Buyer's Guide tab for full details.
What are signs my mechanical fuel pump may need replacing?
Hard starting, stalling, fuel starvation under load, or fuel leaks can be signs of a worn pump. Diagnose the cause before replacing, as other components can produce the same symptoms.
Do I need extra parts to install it?
Agility states this pump is a drop-in replacement out of the box with all the necessary components included. Consult the vehicle service information for correct fasteners and torque.
What numbers does this pump interchange with?
It cross-references 323-00307A, 32300307A, 40373, M4507, MF0149, 25115838, 5656866, 6416732, 6440239, 6440373 and SP1148MP.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.