Keep fuel flowing from the tank to the carburetor with the Agility Auto Parts Mechanical Fuel Pump (MPN 4030251). This engine-driven pump mounts to the block and uses the camshaft eccentric to draw fuel and deliver it to the fuel system — a common wear item on classic Buicks. It's a direct-fit replacement for a wide range of North American vehicle applications, including the 1967-1974 Buick Centurion, 1973-1974 Buick Century, 1967-1974 Buick Electra, 1970-1974 Buick Estate Wagon, 1970-1974 Buick LeSabre, 1973-1974 Buick Regal, 1967-1968 and 1971-1974 Buick Riviera, 1967-1968 and 1970-1971 Buick Skylark, 1968-1970 Buick Sportwagon, and 1967-1970 Buick Wildcat. See the Buyer's Guide tab for the full list.
- Broad classic coverage: part of Agility's line of mechanical fuel pumps spanning many North American vehicle applications.
- OE-level build: engineered to match or surpass OEM specifications.
- Ready to install: arrives with the necessary components for a straightforward swap.
- Backed by North American distribution: Agility ships from warehouses in Canada and the United States for timely delivery.
Signs the original pump may need replacing include fuel starvation, hard starting, stalling, or visible fuel seepage from the pump body.
Interchange: 40927 · M4511 · MF0086 · 6440517 · 6440518 · 6440566 · 6440625 · 6440633 · 6440637 · 6440927 · 6470634 · SP1078MP · USMP17461
This part cross-references / interchanges with the following part numbers:
40927, M4511, MF0086, 6440517, 6440518, 6440566, 6440625, 6440633, 6440637, 6440927, 6470634, SP1078MP, USMP17461
