Part Number: 4666 (AC Type 4666)
Type: Mechanical Fuel Pump (Dual Action / With Vacuum Booster for Wipers)
Replaces OEM Reference: GM 5593258, GM 5594434, GM 5592675
Note: This is a Dual Action pump (fuel + vacuum booster for wipers) designed for 1958-1962 Chevrolet 6-cylinder engines (235 and 261). It is specific to cars and trucks equipped with Vacuum Windshield Wipers. If your vehicle was originally equipped with electric wipers, you need the Single Action pump (AC 40217).
fits
| Make |
Model |
Year |
Engine |
Special Notes |
| Chevrolet |
Bel Air |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet |
Biscayne |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet |
Del Ray |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet |
Impala |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet |
Nomad |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet |
Sedan Delivery |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet |
Yeoman |
1958 |
L6-235ci (3.8L) |
With Vacuum Wipers (Dual Action) |
| Chevrolet Truck |
3100 Series |
1958-1962 |
L6-235ci (3.8L) |
1/2 Ton (Vacuum Wipers) |
| Chevrolet Truck |
3100 Series |
1961-1962 |
L6-261ci (4.3L) |
1/2 Ton (Vacuum Wipers) |
| Chevrolet Truck |
3200 Series |
1958-1962 |
L6-235ci (3.8L) |
3/4 Ton (Vacuum Wipers) |
| Chevrolet Truck |
3200 Series |
1961-1962 |
L6-261ci (4.3L) |
3/4 Ton (Vacuum Wipers) |
| Chevrolet Truck |
3600 Series |
1958-1962 |
L6-235ci (3.8L) |
1 Ton (Vacuum Wipers) |
| Chevrolet Truck |
3600 Series |
1961-1962 |
L6-261ci (4.3L) |
1 Ton (Vacuum Wipers) |
| Chevrolet Truck |
C10 Pickup |
1960-1962 |
L6-235ci (3.8L) |
With Vacuum Wipers |
| Chevrolet Truck |
C10 Pickup |
1961-1962 |
L6-261ci (4.3L) |
With Vacuum Wipers |
| Chevrolet Truck |
C20 Pickup |
1960-1962 |
L6-235ci (3.8L) |
With Vacuum Wipers |
| Chevrolet Truck |
C20 Pickup |
1961-1962 |
L6-261ci (4.3L) |
With Vacuum Wipers |
| Chevrolet Truck |
C30 Pickup |
1960-1962 |
L6-235ci (3.8L) |
With Vacuum Wipers |
| Chevrolet Truck |
C30 Pickup |
1961-1962 |
L6-261ci (4.3L) |
With Vacuum Wipers |
| Chevrolet Truck |
Suburban |
1960-1962 |
L6-235ci (3.8L) |
With Vacuum Wipers |
| Chevrolet Truck |
Suburban |
1961-1962 |
L6-261ci (4.3L) |
With Vacuum Wipers |
| Pontiac (Canada) |
All Models |
1958 |
L6-235ci (3.8L) |
Canadian Built 6-Cylinder |
1958 1959 1960 1961 1962
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.
