Agility Autoparts Mechanical Fuel Pump P/N:4030251
Keep fuel moving to the carburetor on your classic Buick or Pontiac V8 with the Agility Auto Parts Mechanical Fuel Pump 4030279. A mechanical fuel pump bolts to the engine and is actuated by an eccentric on the camshaft, drawing fuel from the tank on its suction inlet and feeding it to the carburetor. It's a direct-fit replacement for the 1977 Buick Century, 1977 Buick Electra, 1977 Buick Regal (V8-5.7L), the 1977-1978 Buick Riviera (V8-5.7L), the 1978-1980 Buick LeSabre (V8-5.7L), the 1978-1980 Pontiac Bonneville (V8-5.7L), the 1978-1980 Pontiac Catalina (V8-5.7L), and the 1980 Pontiac Catalina (V8-4.9L).
If a worn or leaking fuel pump is behind hard starting, stalling, or fuel starvation under load, this replaces it. Country of origin: China.
Interchange: 41197 · M4642 · M6801 · MF0087 · 6440604 · 6440698 · 6440926 · 6441093 · 6441147 · 6441168 · 6441197 · 6470633 · 6470962 · 6471004 · 6471062 · 6471089 · SP1199MP · USMP17595
This part cross-references / interchanges with the following part numbers:
What vehicles does this fuel pump fit?
It's a direct-fit replacement for the 1977 Buick Century, Electra and Regal, the 1977-1978 Riviera, 1978-1980 LeSabre, 1978-1980 Pontiac Bonneville and Catalina (V8-5.7L), and the 1980 Catalina (V8-4.9L).
How does a mechanical fuel pump work?
It mounts to the engine and is actuated by an eccentric on the camshaft. A lever and diaphragm draw fuel from the tank on the suction inlet and deliver it to the carburetor.
What are the flow and pressure ratings?
This pump is rated to a maximum flow of 40 U.S. gallons per hour and a maximum pressure of 9 PSI.
What are the inlet and outlet connections?
It has a barbed inlet with a 0.375 in outside diameter and a threaded outlet sized 5/8 in-18 UNF.
What are signs this pump may need replacing?
Hard starting, stalling, or fuel starvation under load can point to a worn or leaking fuel pump. Diagnose the cause first; if the pump is at fault, this replaces it.
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.