Radium Engineering Check Valve - 6AN ORB to 8.5mm Barb
Radium Engineering Check Valve - 6AN ORB to 8.5mm Barb
Universal fit
No vehicle selection needed.
This part may still fit. Check the details below or contact us before ordering. Ask about fitment
Fitment not confirmed
This part may still fit. Check the details below or contact us before ordering. Ask about fitment
In Melbourne? Fit it in our workshop.
We fit parts in-house at the RevZone workshop. Book a time and bring your car in.
Description
The Radium Engineering Check Valve is a precision-engineered one-way valve designed for fuel and fluid systems where directional flow control is critical. Featuring a 6AN ORB (O-Ring Boss) inlet and 8.5mm barbed outlet, this compact valve prevents backflow while maintaining minimal restriction in high-performance applications.
Part Number
- 20-1533 - Check Valve, 6AN ORB to 8.5mm Barb
Key Features
- One-Way Flow Design: Prevents backflow in fuel and fluid systems
- 6AN ORB Inlet: Industry-standard O-Ring Boss fitting for secure, leak-free connection
- 8.5mm Barbed Outlet: Compatible with standard 8.5mm ID hose
- Low-Restriction Design: Minimal pressure drop for optimal flow performance
- Durable Construction: Built to withstand fuel, oil, and coolant applications
- Compact Profile: Space-efficient design for tight engine bay installations
- Universal Application: Suitable for fuel systems, catch cans, and fluid management
Common Applications
- Fuel system backflow prevention
- Catch can and AOS systems
- Coolant overflow systems
- Oil system protection
- Vacuum and boost reference lines
Note: Verify flow direction and pressure requirements for your specific application. Check valve allows flow in one direction only.
Why Radium Engineering?
- ✓ Engineered in the USA: Designed and manufactured in Washington State
- ✓ Motorsport Proven: Trusted by professional race teams worldwide
- ✓ Premium Materials: High-quality construction for reliable performance
- ✓ Precision Engineering: Exacting standards for leak-free operation
- ✓ Performance Focused: Engineered for demanding automotive applications
Lead Time: Most Radium products ship within 2-3 business days from our Australian warehouse. Some items may require ordering from the USA with extended lead times. Contact us for current stock availability.
Professional installation recommended. Ensure proper flow direction and compatibility with your system before installation.
Specifications
- Part Number
- 20-1533
- Brand
- Radium Engineering
Shipping
Orders are processed within 1-2 business days (Monday to Friday), and orders placed before 12pm AEST are usually dispatched the same day. Once dispatched, standard shipping takes 3-7 business days and express 1-3, with tracking emailed as your order leaves.
If part of your order is out of stock, we'll contact you with the option to split the shipment or hold it until everything is ready. Read the full shipping policy.
Returns
You have 14 days from delivery to request a return on unused parts in their original packaging. Refunds incur a 15% restocking fee (20% for special orders), or choose store credit and the full purchase value is applied to your account.
Parts that have been test fitted, installed, or used can't be returned, and special-order or overseas-ordered items are assessed case by case. Faulty or incorrectly supplied items are always covered at no cost to you. Read the full returns policy.