
Briggs & Stratton fuel tanks are essential for the efficient operation of their engines. They are designed to securely hold fuel and deliver it to the engine as needed. Regular maintenance and timely replacement of worn or damaged fuel tanks are crucial for preventing leaks and ensuring reliable performance. When choosing a replacement fuel tank, it is important to select one that is compatible with your specific engine model.
The Briggs & Stratton 799863 Fuel Tank is a genuine replacement part that fits most 121000 and 122000 model engines. It replaces old Briggs # 694260, 698110, 695736, 695728, and 697779. This fuel tank has received positive reviews for its fit, ease of installation, and build quality.
| Characteristics | Values |
|---|---|
| Item dimensions | 15.75 x 19.69 x 15.75 inches |
| Vehicle service type | Most 121000 and 122000 Briggs Stratton Models |
| Compatibility | Fits most 121000, 122000 model Briggs & Stratton engines |
| Replaces | Old Briggs # 694260, 698110, 695736, 695728, 697779 |
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What You'll Learn

Fuel tank replacement parts
Fuel tanks are essential components of Briggs & Stratton engines, designed to store and supply fuel for optimal performance. They work by holding gasoline or other fuel types, which are then delivered to the engine as needed. A well-functioning fuel tank ensures a steady flow of fuel, contributing to efficient engine operation and longevity.
Regular maintenance and timely replacement of worn or damaged fuel tanks are crucial for preventing leaks and ensuring reliable performance. When it comes to replacing a fuel tank, it is important to choose one that matches your specific engine model to ensure compatibility and a proper fit.
799863 Fuel Tank Replacement
This fuel tank replacement is designed to fit most 121000 and 122000 model Briggs engines. It replaces the following part numbers: 694260, 698110, 695736, 695728, and 697779. This replacement is ideal for fixing a leaking fuel tank to restore peak engine performance.
691993 Fuel Tank
The 691993 Fuel Tank is a 4-quart plastic gas tank that comes with a shut-off valve and cap. It is compatible with lawn and garden equipment engines, including Troy-bilt snow blowers, and is designed for remote mounting.
699374 Fuel Tank
The 699374 Fuel Tank is compatible with several engine models, including 4HP, 5HP, 6HP, and 6.75HP engines. It comes with caps and can replace the following part numbers: 693377, 495224, 494213, 499618, 692046, 590490, 699387, and 695960.
592877 Fuel Tank
The 592877 Fuel Tank is a genuine original equipment manufacturer (OEM) part that can enhance the performance of your Briggs & Stratton equipment. It is designed to offer optimal compatibility and reliability.
799325 Fuel Tank
The 799325 Fuel Tank is an OEM part that ensures authentic replacement for your Briggs & Stratton equipment. It offers swift shipping and competitive pricing.
When choosing a replacement fuel tank, it is important to refer to the parts manual of your specific engine model to ensure compatibility and proper fit. These replacement options can help maintain the performance and longevity of your Briggs & Stratton engine.
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Fuel tank maintenance
Fuel tanks are crucial components of engines, designed to store and supply fuel for optimal performance. To ensure the smooth operation of your vehicle or machinery, it is essential to maintain a clean fuel tank. Over time, fuel tanks can accumulate sludge, debris, and contaminants, leading to various issues. Here are some detailed instructions to maintain your fuel tank and keep it in optimal condition:
Prevent Contamination:
Fuel tanks can become contaminated with dirt, rust, and other impurities over time. These contaminants can mix with the fuel, resulting in engine problems and reduced performance. It is important to use quality fuel from reputable fuel stations to minimize the risk of impurities. Regularly check for leaks, as this can also lead to contamination and fuel loss.
Regular Cleaning and Maintenance:
Conduct regular fuel tank inspections to detect contamination early. Use a flashlight and mirror to thoroughly inspect the inside of the tank for signs of rust, sludge, or water accumulation. Remove any water, debris, or diesel accumulation from the tank and the bund and secure cabinet. Treat and dispose of any waste as hazardous, following local regulations.
Maintain Fuel Quality:
Check the quality of your fuel to ensure it is not damaged or contaminated. Poor-quality fuel can be identified by a change in color, an unpleasant odor, or a build-up of sediment or sludge in the tank, filters, or pumps. Running your equipment on poor-quality fuel can lead to engine issues and costly repairs.
Check Fuel Levels:
Maintain appropriate fuel levels in your tank. Operating a tank with low fuel levels can lead to sediment formation at the bottom, which will block pumps and damage equipment. Ensure you have enough fuel to prevent debris or sludge from clogging your filters and damaging pumps.
Inspect Pumps and Filters:
Check pumps and filters regularly, as poor tank maintenance can cause blockages. Vents and valves should also be inspected to maintain proper fuel flow. Clean filler cap threads with a wire brush if necessary, and apply lithium grease to prevent rust build-up. Inspect the gasket at the bottom of the cap to ensure a tight seal before refitting.
Lubricate Hinges:
Lubricate the hinges that hold the cabinet cover or door to avoid rust and wear. Grease the hinges and locking mechanism with PTFE grease to ensure smooth operation and prevent deterioration.
Use Fuel Additives:
Consider using fuel additives to help prevent the build-up of contaminants in your fuel tank. However, fuel additives should not be relied upon as a substitute for proper fuel tank cleaning and maintenance.
Replace Fuel Filter Regularly:
Follow the manufacturer's recommendations for replacing the fuel filter at regular intervals. A clean filter effectively traps impurities, preventing them from reaching the engine and causing damage.
By following these maintenance steps, you can extend the life of your fuel tank and equipment, ensure efficient fuel flow, and avoid costly repairs. Remember to always prioritize safety when working with fuel tanks and seek professional help if you suspect any issues.
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Fuel tank compatibility
Briggs & Stratton offers a wide range of original replacement fuel tanks designed for optimal compatibility and performance. These fuel tanks are crafted with durability in mind and undergo rigorous testing to meet high standards. By choosing an original replacement part, you can be assured of a seamless fit and reliable performance.
When searching for a replacement fuel tank, it is recommended to refer to the parts manual of your engine model or utilize the Parts Lookup Tool available on the Briggs & Stratton website. This will help you find the correct fuel tank that is compatible with your specific engine, such as the part number 313310GS that you are looking to replace.
Additionally, some online retailers, like Amazon and eBay, offer a variety of fuel tanks compatible with Briggs & Stratton engines. When purchasing from these platforms, it is important to carefully review the product descriptions and compatibility information to ensure the fuel tank matches your specific engine model.
By prioritizing fuel tank compatibility and selecting a suitable replacement, you can maintain the efficient operation and longevity of your Briggs & Stratton engine.
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Fuel tank assembly
Fuel tanks are crucial components of Briggs & Stratton engines, designed to store and supply fuel for optimal performance. They play a vital role in engine operation by securely holding gasoline or other fuel types, which are then delivered to the engine as needed. Regular maintenance and timely replacement of worn or damaged fuel tanks are essential for preventing leaks and ensuring reliable, efficient engine performance.
When replacing a fuel tank, it is important to choose an original replacement part to ensure optimal compatibility, performance, and longevity. Original replacement parts are designed specifically for Briggs & Stratton engines, providing a seamless fit and function. These parts undergo rigorous testing to meet high standards, so you can trust that they will enhance the durability and performance of your engine.
The Briggs & Stratton Fuel Tank Assembly is an excellent choice for maintaining the performance of your equipment. This assembly is crafted with durability in mind, allowing it to withstand various operating conditions while maintaining a leak-free environment. It is designed to match specific engine models, ensuring compatibility and a proper fit.
The Fuel Tank Assembly is constructed with high-quality materials, ensuring a reliable supply of fuel to the engine. This assembly includes a fuel tank, fuel tank cap, and other essential components for a complete replacement. It is easy to install, with bolt holes and fuel line fittings that align perfectly with the original configuration.
By choosing the Briggs & Stratton Fuel Tank Assembly, you can be confident in the quality and reliability of your replacement part. This assembly is engineered to meet the highest standards, providing optimal fuel delivery and efficiency. It is a genuine replacement part, specially designed to meet exact OEM standards, helping to deliver optimum performance in Briggs & Stratton engines.
In addition to the fuel tank and cap, the Fuel Tank Assembly also includes a fuel gauge, allowing you to monitor fuel levels at a glance. This assembly ensures that your engine has a steady flow of fuel, contributing to its efficient operation and longevity.
When it comes to maintaining your Briggs & Stratton engine, the Fuel Tank Assembly is a crucial component. By choosing this original replacement part, you can trust that your engine will run smoothly for years to come.
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Fuel tank caps
- 596250 BRIGGS & STRATTON Cap-Fuel Tank: An OEM part designed to ensure your engine runs smoothly and efficiently, meeting the highest standards.
- 692046 Briggs and Stratton Cap-Fuel Tank: An original replacement part that guarantees a perfect fit and optimal performance for your lawn mower equipment.
- 596206 BRIGGS & STRATTON Cap-Fuel Tank: An OEM part designed to provide the highest level of performance and reliability for Briggs and Stratton engines.
- 795027 BRIGGS & STRATTON Cap-Fuel Tank: An essential ignition switch part that keeps your fuel tank secure and prevents fuel loss, ensuring your outdoor power equipment functions efficiently.
- 799585 Briggs and Stratton Cap-Fuel Tank: An original replacement part for your lawn mower equipment, ensuring optimal performance and a secure fit.
- 5445K Briggs and Stratton Cap-Fuel Tank: A reliable replacement part for your lawn mower equipment, helping to maintain its smooth operation.
- 591003 Briggs and Stratton Cap-Fuel Tank: An original replacement part that guarantees a perfect fit, keeping your lawn mower equipment in top shape.
- 497929S BRIGGS & STRATTON Cap-Fuel Tank: A trusted and reliable ignition switch part that ensures long-lasting performance and compatibility with various Briggs & Stratton engines.
- 799324 BRIGGS & STRATTON Cap-Fuel Tank: A durable and reliable ignition switch designed to ensure your outdoor power equipment, including lawn mowers, runs smoothly.
- 796577 Briggs and Stratton Cap-Fuel Tank: An original replacement part for your lawn mower equipment, helping to maintain its optimal performance.
In addition to the above options, Briggs & Stratton offers a wide range of other fuel tank caps compatible with different models and series of their engines. It is important to choose a fuel tank cap that matches your specific engine model to ensure compatibility and proper functionality.
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