Choosing the right petcock valve for your generator is essential for efficient fuel management and extended generator life. Petcock valves serve as fuel shutoff switches that help you easily control the fuel flow from the tank to the engine, preventing leaks and enhancing safety. Below is a summary table of the top-rated petcock valves listed for popular generator brands like Predator, Generac, Champion, Honda, and more, each offering various thread sizes and compatibility.
| Product | Brand | Thread Size | Compatibility |
|---|---|---|---|
| Savior Generator Petcock Valve | Savior | 16mm x 1.5mm | Predator, Champion, Generac, Honda EB Series, and more |
| YAMAKATO Fuel Tank Shut Off Valve | YAMAKATO | M10 x 1.25mm | Honda EU2000i, Champion, Briggs & Stratton generators |
| YGQ Generator Fuel Petcock Shut Off Valve | YGQ | M10 x 1.25mm | Champion, Generac, Firman, Durostar, Briggs & Stratton |
| Mytkoj Generator Fuel Tank Shut Off Valve | Mytkoj | 16mm x 1.5mm | Honda, Predator, Homelite, Powermax, Husky, Wen |
| HuGuWdy Generator Fuel Shutoff Valve | HuGuWdy | 16mm x 1.5mm | Generac, Honda, DuroMax, Predator, Powermate 3500W-9000W models |
Savior Generator Petcock Fuel Shutoff Valve

The Savior Generator Petcock valve features a 16mm x 1.5mm nut threading with a 22mm hex nut for secure installation. It covers a broad range of popular generator engines from Predator, Champion, Generac, to Honda EB series, making it highly versatile. This valve acts as an efficient fuel tank switch to stop fuel flow, essential for maintenance or transport. Its compatibility with various horsepower ratings (5.5HP to 16HP) and engine models such as 168F, 170F, 208CC, 211CC enhances its usability. Always compare your original valve dimensions to ensure fit before ordering.
YAMAKATO Generator Petcock Fuel Tank Shut Off Valve

The YAMAKATO fuel tank shut off valve is designed with threading of M10 x 1.25mm and comes with a built-in fuel tank filter, allowing easy replacement of the filter during installation. It fits well with Honda EU2000i, Champion, and Briggs & Stratton generators. The valve is easy to twist for turning fuel on or off, providing reasonable resistance for a secure shutoff. It’s a practical option for those needing an OEM-quality replacement fuel valve.
YGQ Generator Fuel Petcock Shut Off Valve for Champion

The YGQ Fuel Petcock valve supports a wide variety of generators, including Champion, Generac, Firman, Durostar, and various Briggs & Stratton models. With an M10 x 1.25mm threading, it is compatible with many common fuel shutoff valves. This replacement part ensures steady fuel flow control and is suitable for generators ranging from 1400 to 9000 watts. Its design promotes ease of installation and reliable operation.
Mytkoj Generator Petcock Fuel Tank Shut Off Valve

The Mytkoj shutdown valve for fuel tanks offers secure On/Off control with a 90-degree turn and uses a 16mm x 1.5mm nut threading with a 22mm hex nut. This valve supports many Honda models like EB3500X series, as well as Predator and Homelite generators. It ensures clean fuel flow management and fits medium to larger engines commonly used in portable gasoline generators.
HuGuWdy Generator Petcock Fuel Shutoff Valve

The HuGuWdy petcock valve boasts wide compatibility with Generac, Honda, DuroMax, Predator, Powermate, and other major generator brands. It fits engines from 5.5HP to 16HP and includes a 16mm x 1.5mm thread size with a 22mm hex nut. Made with durable materials, it is designed for stable fuel flow under heavy usage. Its 90-degree operation allows a quick shutoff, making installation straightforward without professional tools.
Buying Guide: How To Choose The Best Petcock Valve For Your Generator
When selecting a petcock valve for your generator, consider the following factors to ensure compatibility and reliable operation:
- Thread Size and Type: Check the threading size of your existing valve. Common sizes are 16mm x 1.5mm and M10 x 1.25mm. The new valve must match these specifications for proper installation.
- Generator Compatibility: Ensure the petcock valve matches your generator’s make and model. Popular brands include Predator, Generac, Champion, Honda, and Durostar. Each may require a specific design or filter integration.
- Material Quality: Look for valves made from durable, heat-resistant materials that withstand fuel exposure and ambient conditions, ensuring longevity and leak resistance.
- Valve Operation: Valves with a simple 90-degree On/Off switch provide easy and quick control of fuel flow. Some valves include resistance adjustments to prevent accidental operation.
- Filter Inclusion: Some valves come with a built-in fuel filter or a replaceable filter screen to keep debris out of the fuel line, which aids engine performance and prolongs fuel system life.
- Installation Ease: Opt for valves that feature standard thread nut sizes compatible with common tools for hassle-free installation and replacement.
By evaluating these aspects based on your generator’s requirements, you can select the most suitable petcock valve, ensuring safe fuel control and better generator maintenance.