# GMB 520-8120 Mechanical Fuel Pump for 1958-1968 Chrysler 300

### Specifications

-   Length: 38.3''
-   Width: 8.8''
-   Height: 5.0''
-   Weight: 2.3 GP

### Features

-   100% Pressure and Flow-rate tested in-house
-   Includes all required hardware for installation
-   Durability tested during development for longer life
-   Designed to reduce noise
-   New filters available in all sizes
-   Gasoline, Diesel and Flex Fuel Pumps available
-   Heavy Duty and Agricultural pumps available

### Product Details

Mechanical Fuel Pump (520-8120) by GMB®. The modern fuel system is electronically controlled by on-board computers. It is designed to adjust and optimize the air/fuel ratio that is delivered to the engine as driving conditions change. GMB Fuel Pumps are essential to delivering the required amount of fuel from the fuel tank to the engine. Each GMB Fuel Pump goes through 3 points of inspection; at the development stage, manufacturing stage, and prior to shipment to their customers. This ensures the quality and optimum life of the Fuel Pump.

Brand: GMB

Part Number: 520-8120

UPC: 083286166868

Alternate MPN: 5208120

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1959-1968

Chrysler

300

1959-1968

Chrysler

Imperial

1959-1968

Chrysler

New Yorker

1959-1968

Chrysler

Newport

1966-1968

Chrysler

Town and Country

1958-1961

DeSoto

Adventurer

1961

DeSoto

DeSoto

1958-1959

DeSoto

Firedome

1958-1961

DeSoto

Fireflite

1959

DeSoto

Firesweep

1966-1968

Dodge

Charger

1959

Dodge

Coronet

1965-1968

Dodge

Coronet

1960-1962

Dodge

Dart

1967-1968

Dodge

Dart

1967-1968

Dodge

DW Pickup

1960-1968

Dodge

Polara

1967-1968

Dodge

Power Wagon

1960

Dodge

Truck

1964

Plymouth

Barracuda

1968

Plymouth

Barracuda

1958-1968

Plymouth

Belvedere

1958-1968

Plymouth

Fury

1967

Plymouth

GTX

1965-1968

Plymouth

Satellite

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is 520-8120.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   Mechanical Fuel Pump for Chrysler 300
-   520-8120 fitment
-   GMB Mechanical Fuel Pump
-   1959 Chrysler 300 Mechanical Fuel Pump

## Details

- **Price:** 64.58 CAD
- **Vendor:** GMB
- **Type:** Mechanical Fuel Pump
- **Tags:** 1958-1959 DeSoto Firedome, 1958-1961 DeSoto Adventurer, 1958-1961 DeSoto Fireflite, 1958-1968 Plymouth Belvedere, 1958-1968 Plymouth Fury, 1959 DeSoto Firesweep, 1959 Dodge Coronet, 1959-1968 Chrysler 300, 1959-1968 Chrysler Imperial, 1959-1968 Chrysler New Yorker, 1959-1968 Chrysler Newport, 1960 Dodge Truck, 1960-1962 Dodge Dart, 1960-1968 Dodge Polara, 1961 DeSoto DeSoto, 1964 Plymouth Barracuda, 1965-1968 Dodge Coronet, 1965-1968 Plymouth Satellite, 1966-1968 Chrysler Town and Country, 1966-1968 Dodge Charger, 1967 Plymouth GTX, 1967-1968 Dodge Dart, 1967-1968 Dodge DW Pickup, 1967-1968 Dodge Power Wagon, 1968 Plymouth Barracuda, 520-8120, Automotive, GMB, Mechanical Fuel Pump

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 64.58 CAD | In stock |

## Images

- GMB 520-8120 Mechanical Fuel Pump for 1958-1968 Chrysler 300

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/gmb-520-8120-mechanical-fuel-pump)
> Updated: 2026-08-11