---
product_id: 646918863
title: "EVIL ENERGY 3/8\" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS)"
brand: "evil energy"
price: "327 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/646918863-evil-energy-3-8-fuel-check-valve-one-way-inline
store_origin: PL
region: Poland
---

# Works with diesel, gasoline & more Aluminum alloy build for durability -22℉ to 266℉ operating temp range EVIL ENERGY 3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS)

**Brand:** evil energy
**Price:** 327 zł
**Availability:** ✅ In Stock

## Summary

> 🚀 Keep your fuel flow flawless, or risk falling behind!

## Quick Answers

- **What is this?** EVIL ENERGY 3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS) by evil energy
- **How much does it cost?** 327 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/646918863-evil-energy-3-8-fuel-check-valve-one-way-inline)

## 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

- • **Temperature Toughness:** Built to withstand extreme conditions from freezing -22℉ to scorching 266℉ without compromising function.
- • **Optimized Pressure Range:** Operates efficiently between 0.2 to 6 bar (2.9-87 psi), ensuring reliable flow control in low-pressure setups.
- • **Backflow Prevention Mastery:** Eliminates fuel backflow to guarantee faster starts and smoother engine performance—never get stuck again.
- • **Universal Fuel Compatibility:** Seamlessly supports diesel, gasoline, petrol, water, oil, and air—perfect for versatile fuel systems.
- • **Precision Engineered Durability:** Crafted from premium aluminum alloy and 304 stainless steel spring for long-lasting performance under pressure.

## Overview

The EVIL ENERGY 3/8" Fuel Check Valve is a robust inline non-return valve designed for low-pressure fuel systems. Made from durable aluminum alloy with a stainless steel spring and NBR rubber seals, it supports multiple fluids including diesel and gasoline. Operating reliably between 0.2-6 bar pressure and -22℉ to 266℉ temperature, it prevents backflow to enhance engine start-up and performance.

## Description

EVIL ENERGY 3/8" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(10mm OD,2PCS)

## Features

- Material: Made of aluminum alloy check valve,304 stainless steel spring,NBR rubber gasket and O-ring.
- Size: 3/8inch (10mm) OD.
- Parameter: Min upstream pressure:0.2bar(2.9psi),working pressure range: 0.2-6bar (2.9-87psi),operating temperature range: -22℉ to 266℉.
- Medium: Applicable to water, petrol, diesel, gas, oil, air, and other fluids.(Methanol is not recommended)
- Application: The fuel line check valve is widely uesd in carburetors and low pressure fuel systems.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| 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 |
| Manufacturer | Speedwow Tuning |
| Item model number | EV01342S10BK |
| Package Dimensions | 11.99 x 10.59 x 2.79 cm; 41 g |
| ASIN | B08JJ1F79D |

## 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

![EVIL ENERGY 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/71Hg+Inh5eL.jpg)
![EVIL ENERGY 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/61XYCesiGpL.jpg)
![EVIL ENERGY 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/71ep7xxrwKL.jpg)
![EVIL ENERGY 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/71DvOpr11HL.jpg)
![EVIL ENERGY 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/71SJJdz9QTL.jpg)

## Available Options

This product comes in different **Colour, 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.

## 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
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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-02-05*