Radium Coolant Tank Kit, Honda K20C1

Because of continuous and intense heat cycling, plastic coolant tanks have a reputation of failing over time. Fortunately, the rugged 2-piece Radium Engineering replacement is CNC machined from aluminum and anodized for increased longevity. And because aluminum is a superior thermal conductor material, heat transfer is further improved. Additionally, the metal construction is robust enough to use in racing applications.

This FK8 Type-R kit directly replaces the plastic Honda tank without making permanent modifications to the vehicle. A specially designed mounting bracket secures to existing threaded holes and Radium adapter fittings interface with the factory lines. The tank functionality remains the same as the OEM cooling system.
The Radium Engineering Coolant Expansion Tank has proved itself over the years in many applications all over the world, in race and street vehicles. The internal volume of the Radium Engineering Coolant Expansion Tank is equivalent to the OEM tank resulting in no coolant loss
The internal design features two chambers with cross-over passages at the top and bottom. The coolant tank also has an internal swirl feature aiding in deaerating the system.

NOTE: The OEM 1.3 Bar Honda pressure cap can be re-used.

If you have a deadline to meet, please confirm that we have stock ready for dispatch to avoid disappointment!

FREE SHIPPING ON ORDERS OVER $1200!**

Product Info

Included
2-Piece Billet Aluminum Tank
Aluminum Mounting Bracket
Aluminum Adapter Fittings
Heater Hose, 5/16"
Overflow Hose, 7/32"
Stainless Steel Hardware

Shipping & Returns

Free Shipping does not apply to some heavy items, for example: Wisefab & BC Racing are included for free shipping, NPC and some PWR are not included.

Shipping times may vary depending on your location, however the majority of packages are received within 3-5 business days of dispatch!

We dispatch 5 days a week, and aim to process all orders within 24hrs*

On weekends and public holidays, orders will be processed next business day.

*order processing may be delayed during sale events or holiday periods.

Payment Methods

We accept all major payment methods including Visa, Mastercard, AMEX & Paypal.


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