--- product_id: 646918863 title: "3/8\" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS)" brand: "evil energy" price: "E£ 5708" currency: EGP in_stock: true reviews_count: 5 category: "Evil Energy" url: https://www.desertcart.com.eg/products/646918863-3-8-fuel-check-valve-one-way-inline-non-return store_origin: EG region: Egypt --- # 6 bar max working pressure 3/8 inch (10mm) precision fit -22℉ to 266℉ wide temp range 3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) **Brand:** evil energy **Price:** E£ 5708 **Availability:** ✅ In Stock ## Summary > 🚀 Lock in your fuel flow, unlock peak performance! ## Quick Answers - **What is this?** 3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) by evil energy - **How much does it cost?** E£ 5708 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/646918863-3-8-fuel-check-valve-one-way-inline-non-return) ## Best For - evil energy enthusiasts ## Why This Product - Trusted evil energy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Build Quality:** Crafted from black anodized 6061-T6 aluminum alloy with stainless steel spring for corrosion resistance and long-lasting performance. - • **All-Weather Durability:** Performs flawlessly from freezing -22℉ to scorching 266℉, perfect for any climate or engine heat. - • **Effortless Installation:** Compact, lightweight design with barb inlet/outlet enables quick, no-fuss setup—get back on the road faster. - • **Precision Engineered Fit:** 3/8 inch (10mm) OD ensures seamless integration with your fuel system for hassle-free upgrades. - • **Unmatched Pressure Resilience:** Operates reliably up to 6 bar (87 psi), keeping your fuel flow steady under demanding conditions. ## Overview The EVIL ENERGY 3/8" Fuel Check Valve is a high-strength, black anodized aluminum inline valve designed to prevent fuel backflow in carburetor and low-pressure fuel systems. Featuring a stainless steel spring and a robust operating range from -22℉ to 266℉ and pressures up to 6 bar, it ensures reliable, corrosion-resistant performance. Ideal for diesel, gasoline, and multiple fluid types, this compact valve offers quick installation and stable system pressure, making it a must-have upgrade for millennial pros seeking dependable engine efficiency. ## Description EVIL ENERGY is our brand, we're a direct and professional manufacturer, one of greatest manufacturer and exporter in tuning parts include intake system, exhaust system, fuel system, cooling system, interior and exterior parts. Check valves are suitable for carburetor and low pressure fuel systems. The main function of the check valve in the system is to prevent backflow and keeping it in the line. It can greatly solve the problem of slow starting vehicles. Review: Quality and correctly sized - Nice construction, used for pond water feature rather than fuel so s tad over engineered for the purpose but I like that. Good fit well made. Review: Pesimo - Pesima calidad, no es de la medida que describe (mas chica) y no soporta mas de 5 psi de presión, no lo puedo devolver porque ya lo use! ## Features - Specifications: 3/8 inch (10 mm) OD. Minimum upstream pressure: 0.2 bar (2.9 psi). Working pressure range: 0.2–6 bar (2.9–87 psi). Operating temperature range: -22℉ to 266℉ for reliable performance in various conditions. - Material: Made of high-strength 6061-T6 aluminum alloy, the check valve is black anodized for enhanced corrosion and wear resistance. - Feature: This EVIL ENERGY fuel line check valve is equipped with a stainless steel spring that allows fluid to flow in only one direction, effectively preventing fuel backflow and maintaining stable system pressure. - Installation: The one way valve is compact and lightweight with barb inlet/outlet for quick, hassle-free setup in fuel lines. - Application: The EVIL ENERGY fuel check valve is widely used in carburetor and low-pressure fuel systems. It is compatible with various media such as water, petrol, diesel, gas, oil, air, and other fluids.(Methanol is not recommended) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08JJ1F79D | | Best Sellers Rank | #287,298 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #12 in Automobile Check Valves | | Brand | EVIL ENERGY | | Brand Name | EVIL ENERGY | | Connector Type | Barb | | Country of Publication | USA | | Customer Reviews | 4.5 out of 5 stars 2,899 Reviews | | Exterior Finish | Stainless Steel | | Inlet Connection Size | 0.38 Inches | | Inlet Connection Type | National Pipe Tapered | | Manufacturer | Speedwow Tuning | | Manufacturer Part Number | EV01342S10BK | | 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 | | Size | 3/8 | | Smart Home Compatibility | Not Smart Home Compatible | | 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 | ## Product Details - **Material:** Aluminum - **Brand:** EVIL ENERGY - **Exterior Finish:** Stainless Steel - **Inlet Connection Size:** 0.38 Inches - **Inlet Connection Type:** National Pipe Tapered - **Outlet Connection Type:** National Pipe Tapered - **Maximum Operating Pressure:** 6 Bars - **Number of Ports:** 2 - **Outlet Connection Size:** 0.38 Inches - **Specification Met:** ANSI B1.20.1, ANSI B16.11, ASME B16.34, ASTM, CSA, EPA, ISO 9001, ULC ## Images ![3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) - Image 1](https://m.media-amazon.com/images/I/61jPaQBpZBL.jpg) ![3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) - Image 2](https://m.media-amazon.com/images/I/71J7exyPZ6L.jpg) ![3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) - Image 3](https://m.media-amazon.com/images/I/61IIS0R7FPL.jpg) ![3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) - Image 4](https://m.media-amazon.com/images/I/71oTUMoC5HL.jpg) ![3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) - Image 5](https://m.media-amazon.com/images/I/719xyD0rmEL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Would this valve be effective in a air/vapor system?** A: yes, the valve can works in air system **Q: Can this be used on a submersible 600gph water pump for the basement?** A: This is a small check valve used for something like allowing a vacuum to be pulled in a single direction. It would not be appropriate for use with a fluid pump unless it is simply being used as part of a venting system to remove air from the pump prior to use. **Q: Do you install before fuel pump or close to carburetor** A: Hi, it depends on your application, it usually installs close to the tank but you can put it closer to the fuel pump if you want. in any event it goes before the fuel pump as your trying to stop flow back. **Q: Will this fit to Mazda Protege 2.0? Reference: 8574-20-309** A: This check valve will fit any 1/4 or 6mm fuel line. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Quality and correctly sized *by C***S on 20 January 2024* Nice construction, used for pond water feature rather than fuel so s tad over engineered for the purpose but I like that. Good fit well made. ### ⭐ Pesimo *by R***. on 6 May 2026* Pesima calidad, no es de la medida que describe (mas chica) y no soporta mas de 5 psi de presión, no lo puedo devolver porque ya lo use! ### ⭐⭐⭐⭐⭐ Work will *by M***D on 16 April 2024* Recommend ## Frequently Bought Together - EVIL ENERGY 3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) - 3/8 Inch (10mm) ID Fuel Line Hose 10FT NBR Rubber Push Lock Hose High Pressure 300PSI for Automotive Fuel Systems Engines - EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter, 300ml Aluminum Air Oil Separator Tank NBR Fuel Hose Kits for PCV System --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.eg/products/646918863-3-8-fuel-check-valve-one-way-inline-non-return](https://www.desertcart.com.eg/products/646918863-3-8-fuel-check-valve-one-way-inline-non-return) --- *Product available on Desertcart Egypt* *Store origin: EG* *Last updated: 2026-07-21*