
The Jeep Comanche is a powerful vehicle for off-road adventures, but it needs the right fuel to perform optimally. The fuel tank's location is essential for refuelling and potential repairs or replacements. While the exact location isn't stated, the Jeep Comanche's fuel tank is a crucial component of its fuel system, which includes various parts that work together to deliver fuel to where it's needed. Upgrades and maintenance are necessary to ensure the tank's functionality and your Jeep's performance.
| Characteristics | Values |
|---|---|
| Fuel Tank Capacity | 18 gallons |
| Compatible With | Jeep Comanche 87-92 Steel Short Bed |
| Product | Evan-Fischer Fuel Tank |
| Manufacturer | Evan Fischer |
| Warranty | 1-Year Unlimited Mileage Warranty |
| Compatible With | 1988-92 Jeep Comanche with 113 in. Wheel Base |
| Compatible With | 1987 Jeep Comanche Gas Engine with 113 in. Wheel Base |
| Compatible With | 1986-92 Jeep Comanche with 7 Foot Bed with Fuel Injection with 120 in. Wheel Base |
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What You'll Learn

Fuel tank capacity
The Jeep Comanche is a vehicle model produced between 1986 and 1992. The fuel tank capacity of the Jeep Comanche varies depending on the model year and specifications of the vehicle.
For example, the 1987 Jeep Comanche with a gas engine and a 113-inch wheel base has an 18-gallon fuel tank capacity. This is also the case for the 1988-1992 models with a 113-inch wheel base. These replacement tanks are made of steel and designed for the Jeep Comanche with a short bed.
It is important to note that the fuel tank capacity may differ based on the specific configuration and model year of the Jeep Comanche. Therefore, it is always recommended to refer to the vehicle's specifications or consult a certified mechanic for accurate information regarding the fuel tank capacity of a specific Jeep Comanche model.
Additionally, when considering fuel tank capacity, it is worth mentioning that proper maintenance and care are crucial. This includes regular inspections for leaks, ensuring that the fuel tank cap is secure and tight, and adhering to the recommended fuel type and grade specified by the manufacturer. By following these practices, you can help maintain the fuel system's efficiency and prolong the lifespan of the fuel tank and related components.
Furthermore, in the event of any damage or issues with the fuel tank, it is essential to seek professional assistance. Repairs or replacements should be performed by qualified individuals using compatible and approved parts, ensuring the vehicle's safety and performance are maintained.
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Fuel tank compatibility
The fuel tank in a Jeep Comanche is located under the vehicle, behind the rear axle.
There are various fuel tank options available for the Jeep Comanche, depending on the model year and specifications of your vehicle. It is important to ensure that you select a compatible fuel tank to avoid any installation issues or adverse effects on performance.
For the Jeep Comanche with a steel short bed, there are 18-gallon fuel tanks available that are compatible with model years 1987 to 1992. These tanks are offered by brands such as Evan-Fischer and Garage-Pro, providing an affordable and reliable replacement option for your restoration needs. The Evan-Fischer fuel tank is manufactured according to industry standards and comes with a 1-Year Unlimited Mileage Warranty.
If you own a Jeep Comanche with a 7-foot bed and fuel injection, and a 120-inch wheel base, there is a larger 23.5-gallon fuel tank option compatible with model years 1986 to 1992.
Additionally, for the Jeep Comanche with a 113-inch wheel base, there is an 18-gallon fuel tank available that is compatible with model years 1987 to 1992.
When considering fuel tank compatibility, it is always recommended to consult a professional or refer to the specific measurements and requirements of your Jeep Comanche to ensure the correct purchase.
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Fuel tank replacement
The fuel tank in a Jeep Comanche is located in the rear of the vehicle, underneath the bed. If you need to replace it, there are a few compatible options available on Amazon and eBay.
For a Jeep Comanche with an 113-inch wheelbase, you can find a compatible 18-gallon fuel tank on Amazon. This tank is suitable for models manufactured between 1987 and 1992. Evan-Fischer also offers a similar 18-gallon fuel tank for Jeep Comanche models from 1987 to 1992 with a short bed. This product comes with a 1-year unlimited mileage warranty.
Additionally, Amazon offers a 23.5-gallon fuel tank compatible with Jeep Comanche models from 1986 to 1992 with a 7-foot bed and fuel injection.
When replacing the fuel tank, ensure that you also have any necessary seals, gaskets, and filler necks required for a successful installation. It is also important to verify the compatibility of the replacement fuel tank with your specific Jeep Comanche model and year before purchasing.
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Fuel tank parts
The fuel tank in a Jeep Comanche is located in the rear of the vehicle, underneath the bed.
There are various fuel tank parts available for the Jeep Comanche, which vary depending on the model year of the vehicle. For example, the 1986-1992 Jeep Comanche with a 7-foot bed and fuel injection has a 23.5-gallon fuel tank. On the other hand, the 1987-1992 Jeep Comanche with a 113-inch wheelbase is compatible with an 18-gallon fuel tank.
It is important to ensure that the fuel tank parts are compatible with the specific model and year of the Jeep Comanche before purchase. Additionally, some parts may require additional components or modifications for a proper fit.
When replacing the fuel tank or its components, it is recommended to refer to the factory service manual or seek assistance from a qualified technician to ensure correct installation and safety.
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Fuel tank repairs
The fuel tank in a Jeep Comanche is located behind the rear axle. If you're looking to repair or replace your fuel tank, there are a few options available. Firstly, it's important to determine the cause of the damage and the extent of the repairs needed. If the fuel tank is simply leaking, it may be possible to repair it by welding or patching the leak. However, if the tank is severely rusted, corroded, or damaged, replacement might be the best option.
When it comes to fuel tank repairs for your Jeep Comanche, there are a few options to consider. One option is to purchase a new fuel tank that is compatible with your vehicle. There are several aftermarket fuel tanks available online, such as the Evan-Fischer Fuel Tank, which is compatible with the 1987-1992 Jeep Comanche with an 18-gallon capacity. This fuel tank is manufactured according to industry standards to ensure durability and reliability, and it comes with a 1-year unlimited mileage warranty.
Another option for fuel tank repair is to find a used fuel tank from a salvage yard or online marketplace. This can be a more affordable option, but it's important to ensure that the fuel tank is in good condition and compatible with your vehicle. When installing a used fuel tank, it's crucial to inspect the tank for any leaks or damage and replace any seals, gaskets, or O-rings as needed.
In some cases, you may be able to repair your existing fuel tank instead of replacing it. Minor leaks or holes can sometimes be patched or welded shut. It's important to clean the area around the leak thoroughly and use the appropriate materials for a safe and effective repair. Additionally, you may need to replace the fuel pump, sender unit, strainer, or other components if they are damaged or faulty.
When repairing or replacing the fuel tank in your Jeep Comanche, it's crucial to take the necessary safety precautions. Always work in a well-ventilated area, avoid open flames or sparks, and wear protective gear, including gloves and eye protection. It's also important to properly dispose of any old fuel or waste materials according to local regulations.
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Frequently asked questions
The fuel tank in a Jeep Comanche is located underneath the vehicle, towards the back.
The capacity of the fuel tank depends on the model year of the Jeep Comanche. The 1987-1992 Jeep Comanche with a short bed has an 18-gallon capacity, while the 1986-1992 model with a 7-foot bed and fuel injection has a 23.5-gallon capacity.
Yes, there are aftermarket fuel tanks available for the Jeep Comanche. These tanks are designed to be compatible with specific model years and can be purchased from retailers such as Amazon and CarParts.com.
Over time, the fuel tank and other parts of the fuel system may experience wear and tear and require replacement. Signs that you may need to replace the fuel tank include rust, leaks, or damage to the tank. Additionally, if you are upgrading to a larger fuel tank, you may need to consider the available space and any modifications needed to accommodate the new tank.











































