# Omix Poly Gas Tank 18 Gallon 78-79 Jeep J10 J20

Omix proudly offers all the parts you need to keep your Willys/Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement poly fuel tank fits late 78-early 80 J-series pickup models with 18 gallon fuel tank with fill neck and vent pipes on the FRONT of the tank. Tank includes new sending unit lock ring and O-ring seal (Does NOT include fuel sending unit). For fuel sending unit, use 17724.21.

-   Limited 5 Year Warranty
-   Polyurethane
-   Direct Fit
-   18 Gallon

This Part Fits:

Year

Make

Model

Submodel

1978-1979

Jeep

J10

Base

1978-1979

Jeep

J20

Base

## Details

- **Price:** 635.28 CAD
- **Vendor:** OMIX
- **Type:** Fuel Caps

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 635.28 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/omix-poly-gas-tank-18-gallon-78-79-jeep-j10-j20)
> Updated: 2026-07-20