






Radium Engineering Insulating Spacers & Washers (Injectors)
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Description
Radium Insulating Spacers & Washers (Injectors)
Application: Radium fuel rail kits supplied with thermal spacers (also replaces phenolic spacers on Radium fuel rails)
Part Type: Press-fit thermal insulating spacers and washers for fuel rail mounting
Part Number: 14-0711, 14-0715, 14-0720, 14-0727, 14-0701
Radium thermal insulating spacers and washers are press-fit parts that thermally isolate the fuel rail from the engine. They are used in many Radium fuel rail kits and are sold individually as replacements, and can also be used to replace the phenolic spacers on certain Radium fuel rails.
Check how many you need before ordering – spacers are sold individually and mounting hardware is not included (most bolts are common sizes available from local hardware stores).
Key Features
- Thermal Isolation: Isolates the fuel rail from engine heat
- Press-Fit: 14.2mm press-fit insert locates the spacer
- Four Heights: 11mm, 15mm, 20mm and 27mm spacers, plus an M8 washer
- Replacement Part: Suits Radium fuel rail kits that shipped with thermal spacers
Available Configurations
- 14-0711: Insulating Spacer, 11mm
- 14-0715: Insulating Spacer, 15mm
- 14-0720: Insulating Spacer, 20mm
- 14-0727: Insulating Spacer, 27mm
- 14-0701: Insulating Washer, M8 – 12.7mm OD, 7.9mm ID, 0.8mm thick
What's Included
- One spacer or washer (sold individually)
Important Notes
- Sold individually – verify the quantity required before purchasing
- Spacer height does not include the press-fit insert length (e.g. 11mm spacer = 17.3mm total height)
- Mounting hardware not included
Vehicle Fitment
- Radium fuel rail kits that originally shipped with thermal spacers
- Replacement for phenolic spacers on Radium fuel rails
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.

