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Part Number: 4090 (AC Type 4090)
Type: Mechanical Fuel Pump (Single Action / Glass Bowl Type)
Replaces OEM Reference: Ford B4Q-9350-A
Note: This pump is specific to 1954 Ford Heavy Duty Trucks equipped with the Lincoln-derived Y-Block V8 engines (279ci and 317ci). It features a glass sediment bowl. It does not fit the smaller F-100 through F-600 trucks with the Ford Y-Block (239ci) or Inline-6 engines.
fits
| Make | Model | Year | Engine | Special Notes |
| Ford Truck | B-700 | 1954 | V8-279ci (4.6L) | School Bus / Heavy Duty |
| Ford Truck | B-750 | 1954 | V8-317ci (5.2L) | School Bus / Heavy Duty |
| Ford Truck | C-700 | 1954 | V8-279ci (4.6L) | Cab Over Engine (COE) |
| Ford Truck | C-750 | 1954 | V8-317ci (5.2L) | Cab Over Engine (COE) |
| Ford Truck | C-800 | 1954 | V8-317ci (5.2L) | Cab Over Engine (COE) |
| Ford Truck | C-900 | 1954 | V8-317ci (5.2L) | Cab Over Engine (COE) |
| Ford Truck | F-700 | 1954 | V8-279ci (4.6L) | Heavy Duty "Big Job" |
| Ford Truck | F-750 | 1954 | V8-317ci (5.2L) | Heavy Duty "Big Job" |
| Ford Truck | F-800 | 1954 | V8-317ci (5.2L) | Heavy Duty "Big Job" |
| Ford Truck | F-900 | 1954 | V8-317ci (5.2L) | Heavy Duty "Big Job" |
| Ford Truck | T-700 | 1954 | V8-279ci (4.6L) | Tandem Axle |
| Ford Truck | T-800 | 1954 | V8-317ci (5.2L) | Tandem Axle |
All our pumps are proudly Made in the USA!
If the unit is a rebuilt pump, please note it was professionally reconditioned by a U.S. rebuilder near Denver, CO, between the late 1980s and early 1990s.
Regarding Photos: Due to our volume of identical, interchangeable inventory, we use representative stock photos for this model. The image is for reference only and may depict a specific manufacturer (e.g., 'AC'). You will receive a pump that meets all listed specifications, which may be from the manufacturer shown or a fully equivalent alternative.