







🚀 Lock in your fuel flow, unlock peak performance!
The EVIL ENERGY 3/8" Fuel Check Valve is a high-strength, black anodized aluminum inline valve designed for carburetor and low-pressure fuel systems. Featuring a stainless steel spring for one-way flow, it prevents fuel backflow and maintains system pressure across a wide temperature range (-22℉ to 266℉) and pressures up to 6 bar. Compact and easy to install with barb fittings, it’s trusted by thousands for reliable, efficient fuel delivery in diesel, gasoline, and more.
























| ASIN | B08JJ1F79D |
| Best Sellers Rank | #35,808 in Automotive ( See Top 100 in Automotive ) #5 in Automotive Check Valves |
| Brand | EVIL ENERGY |
| Brand Name | EVIL ENERGY |
| Connector Type | Barb |
| Customer Reviews | 4.5 out of 5 stars 2,870 Reviews |
| Exterior Finish | Stainless Steel |
| Exterior finish | Stainless Steel |
| Inlet Connection Size | 0.38 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Inlet connection size | 0.38 Inches |
| Inlet connection type | National Pipe Tapered |
| Manufacturer | EVIL ENERGY |
| Material | Aluminum |
| Material Type | Aluminum |
| Maximum Pressure | 6 Bars |
| Model Number | EV01342S10BK |
| Number of Pieces | 2 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.38 Inches |
| Outlet Connection Type | National Pipe Tapered |
| Outlet connection type | National Pipe Tapered |
| Size | 3/8 |
| Specification Met | ANSI B1.20.1, ANSI B16.11, ASME B16.34, ASTM, CSA, EPA, ISO 9001, ULC |
| Thread Size | 3/8 inch (10mm) |
| Thread Type | NPT |
| Unit Count | 2.0 Count |
| Valve Type | check valve |
A**R
Great Value
C**S
Quality and correctly sized
A**R
Does exactly what it's supposed to do.
M**D
Work will
Y**D
The Flow Rate not what you can expected
Trustpilot
2 months ago
2 months ago