
Radium Engineering Roll Over Valve - 12AN ORB to 8AN Male
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Description
Radium Engineering Roll Over Valve - 12AN ORB to 8AN Male
Application: Fuel cells and fuel tanks with a 12AN ORB vent port and standard filler
Part Type: Roll over vent valve
Part Number: 20-0934
Radium vent valves provide roll-over protection for fuel cells and fuel tanks. The 20-0934 roll over valve has a 12AN ORB inlet and an 8AN male outlet, and comes standard on Radium FCST units built after August 2023.
It is a one-piece machined billet 6061 aluminium part with type II anodising, disassembles for cleaning, inspection and maintenance, and is compatible with all fuel types including methanol and E85.
Key Features
- Roll-Over Protection: Ball valve vent for fuel cells and fuel tanks
- Ports: 12AN ORB inlet to 8AN male outlet
- Construction: One-piece machined billet 6061 aluminium, type II anodised
- Serviceable: Disassembles for cleaning, inspection and maintenance
- Fuel Compatibility: All fuel types including methanol and E85
What's Included
- Roll over valve
- Ball valve
- FKM O-ring
- Stainless steel retaining ring
Optional Parts
- Radium DSV 12AN ORB To 12AN Male - Quick Fill (Internal) (20-0535) – dynamic safety vent valve for dry break fillers
- Radium DSV, 12AN ORB to 12AN Male, High Fill (20-0935) – high fill DSV for dry break fillers
Important Notes
- Cannot be used with dry break fillers – use a Radium DSV (20-0535 / 20-0935) instead
- Not suitable for early 20-014x-xx FCST units, which have only 8AN ORB vent ports
- At least one section of vent tubing should sit above the highest point of the fuel fill point
- Vent tubing is not included
Vehicle Fitment
- Universal – see Application
If you're unsure whether this will fit your vehicle, contact our team of experts via email at hello@iilumolab.com and send through a few photos of the car for us to verify fitment.
Installation
We always recommend professional fitment for guaranteed satisfaction. If you're wanting a hassle-free installation, feel free to contact our friendly team as we offer installation services in-store at our Melbourne workshop. For more details, contact us here.
Note
Upon receiving the item, please ensure that the part is indeed the correct item you have ordered. This can be achieved by checking labels on the packaging. Please also ensure a proper test fit of the item is conducted prior to paint and/or installation. Returns/Warranty claims will be voided if the item has been tampered with, or is no longer in resalable/new condition.

