EVIL ENERGY Fuel Check Valve Set 1/4–1/2 inch | One Way Aluminum Fuel Line Valves for Carb & Low-Pressure Systems

---!@!start!@!---Specifications---!@!end!@!---

Available Sizes	1/4 inch, 5/16 inch, 3/8 inch, 1/2 inch (6mm / 8mm / 10mm / 12mm)
Opening Pressure	0.5 PSI
Maximum Working Pressure	87 PSI
Operating Temperature	-22℉ to 266℉
Material	6061-T6 Aluminum Alloy
Surface Treatment	Black Anodized (Corrosion & Wear Resistant)
Internal Mechanism	Stainless Steel Spring
Connection Type	Barb Inlet / Outlet
Compatible Media	Fuel, diesel, oil, coolant, air, methanol, ethanol, E85
Package Includes	4 × One Way Fuel Check Valves (Mixed Sizes)

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This EVIL ENERGY one way fuel check valve set is designed to maintain stable system pressure by preventing fuel and fluid backflow in low-pressure applications. Featuring a low 0.5 PSI opening pressure, it ensures smooth flow without restricting delivery. Constructed from anodized 6061-T6 aluminum with a stainless steel internal spring, these valves deliver durability, corrosion resistance, and reliable performance across fuel, coolant, and oil systems.