The Holley 12-806-1 110 GPH In-Tank Fuel Pump is a great option for your 1963 Oldsmobile with 394 engine and Rochester 4 barrel carburetor. This pump is designed to provide high-volume fuel delivery for high-performance engines. It features a 110 GPH flow rate and a maximum pressure of 15 PSI. The pump also has a built-in pressure regulator, which helps to maintain consistent fuel pressure.
Pros:
* High-volume fuel delivery
* Maximum pressure of 15 PSI
* Built-in pressure regulator
* Affordable
Cons:
* Not compatible with all fuel tanks
* May require some modification to install
Edelbrock 1724 140 GPH In-Tank Fuel Pump
The Edelbrock 1724 140 GPH In-Tank Fuel Pump is another great option for your 1963 Oldsmobile. This pump is designed to provide high-volume fuel delivery for high-performance engines. It features a 140 GPH flow rate and a maximum pressure of 15 PSI. The pump also has a built-in pressure regulator, which helps to maintain consistent fuel pressure.
Pros:
* High-volume fuel delivery
* Maximum pressure of 15 PSI
* Built-in pressure regulator
* Affordable
Cons:
* May require some modification to install
* Can be noisy
Carter P4602HP 255 GPH In-Tank Fuel Pump
The Carter P4602HP 255 GPH In-Tank Fuel Pump is a great option for your 1963 Oldsmobile if you are looking for a high-performance fuel pump. This pump features a flow rate of 255 GPH and a maximum pressure of 15 PSI. The pump also has a built-in pressure regulator.
Pros:
* High-volume fuel delivery
* Maximum pressure of 15 PSI
* Built-in pressure regulator
* Affordable
Cons:
* May require some modification to install
* Can be noisy
Aeromotive 11109 340 GPH In-Tank Fuel Pump
The Aeromotive 11109 340 GPH In-Tank Fuel Pump is a great option for your 1963 Oldsmobile if you are looking for a high-performance fuel pump that can support high-horsepower engines. This pump features a flow rate of 340 GPH and a maximum pressure of 15 PSI. The pump also has a built-in pressure regulator.
Pros:
* High-volume fuel delivery
* Maximum pressure of 15 PSI
* Built-in pressure regulator
* Supports high-horsepower engines
Cons:
* May require some modification to install
* Can be noisy