YFZS Fuel Tank 799863 for Briggs Stratton — Replaces 694260/698110/695736/697779 | Fits 121000-122000

Overview

The YFZS 799863 fuel tank is a purpose-built replacement designed for Briggs Stratton engines commonly found on lawn mowers and snow blowers. It serves as a practical upgrade when your current tank shows signs of cracking or fuel seepage. This tank replaces original part numbers 694260, 698110, 695736, and 697779, so you can match the right fit without unnecessary guesswork.

Compatibility and fit

Built to work with Briggs Stratton engines in the 121000 and 122000 families, this tank offers a familiar mounting footprint. It includes four mounting holes, mirroring the common pattern used by many original tanks, which can simplify installation and minimize downtime.

Durable construction

Crafted from corrosion-resistant plastic, the tank is designed to withstand fuel exposure and outdoor conditions. This resilience helps preserve fuel quality and supports smooth ventilation for the engine during operation.

Practical benefits for daily use

• Replaces worn or damaged tanks to restore fuel storage capacity and reduce leaks.
• Compatible with Briggs Stratton part numbers 694260, 698110, 695736, and 697779, expanding swap options.
• Four mounting holes offer a stable, secure installation on compatible units.

• Leak prevention can help protect your work area and equipment after refueling.
• Corrosion resistance supports longer service life in damp or outdoor environments.
• Quick replacement can minimize downtime and get you back to tasks sooner.

Installation and maintenance tips

When replacing, ensure correct orientation and seating of fittings. Inspect fuel lines and gaskets for wear, and replace as needed. While this replacement can aid routine maintenance, outcomes depend on your specific setup and conditions. Regular checks help sustain performance and safety.

Why choose this replacement?

Choosing a dedicated replacement tank like the 799863 can help you maintain a complete fuel system, reduce the risk of fuel contamination, and support smoother maintenance routines for outdoor power equipment.