{"product_id":"radium-coolant-expansion-tank-kit-suit-honda-civic-type-r-fk8-fl5","title":"Radium Coolant Expansion Tank Kit, Honda Civic Type R (FK8 \/ FL5)","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering 20-0827 Coolant Expansion Tank Kit\u003c\/strong\u003e is a direct OEM replacement coolant tank for the Honda Civic Type R (FK8 and FL5). CNC machined from 2-piece billet aluminium and anodised for long-term durability, this tank eliminates the failure-prone OEM plastic unit — a known weak point on performance and track-driven Type R builds.\u003c\/p\u003e\n\n\u003cp\u003eAluminium's superior thermal conductivity improves heat transfer compared to the factory plastic tank, while the robust metal construction is race-proven and suitable for demanding track applications. The Radium tank directly replaces the OEM unit without any permanent modifications to the vehicle — a specially designed mounting bracket secures to existing threaded holes, and Radium adapter fittings interface directly with the factory coolant lines.\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCNC machined 2-piece billet aluminium\u003c\/strong\u003e — eliminates OEM plastic tank failure, race and street proven\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior thermal conductivity\u003c\/strong\u003e — aluminium improves heat transfer over the factory plastic unit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM equivalent internal volume\u003c\/strong\u003e — no coolant loss, system capacity unchanged\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual chamber internal design\u003c\/strong\u003e — cross-over passages at top and bottom for efficient coolant flow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal swirl deaeration feature\u003c\/strong\u003e — aids in removing air from the cooling system\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect OEM replacement\u003c\/strong\u003e — mounts to existing threaded holes, no permanent modifications required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFactory coolant line compatible\u003c\/strong\u003e — Radium adapter fittings interface directly with OEM lines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM pressure cap reusable\u003c\/strong\u003e — factory 1.3 Bar Honda cap can be retained, or upgrade to a Radium Type-A cap\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll installation hardware included\u003c\/strong\u003e — complete kit, ready to install\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2017+ Honda Civic Type R (FK8)\u003c\/li\u003e\n  \u003cli\u003e2023+ Honda Civic Type R (FL5)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eAvailable Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20-0827\u003c\/strong\u003e — Coolant Expansion Tank Kit, Honda Civic Type R FK8 \/ FL5\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The OEM 1.3 Bar Honda pressure cap can be reused. Alternatively, Radium Engineering Type-A pressure caps are available separately in various pressure relief ratings.\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eWhy Radium Engineering?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✔ Designed and manufactured in the USA\u003c\/li\u003e\n  \u003cli\u003e✔ CNC machined billet aluminium — race proven, eliminates OEM plastic failure\u003c\/li\u003e\n  \u003cli\u003e✔ Dual chamber with swirl deaeration — engineered for performance cooling\u003c\/li\u003e\n  \u003cli\u003e✔ Trusted by professional motorsport teams and serious enthusiasts worldwide\u003c\/li\u003e\n  \u003cli\u003e✔ Exclusively distributed in Australia by Coore\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eGenuine Radium Engineering product. Stocked in Sydney for fast Australian delivery. OEM pressure cap reusable. Radium Type-A pressure caps available separately. Professional installation recommended.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48591093432552,"sku":"20-0827","price":76092.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0354\/8135\/4376\/files\/20-0827_96b22070-84d2-464a-b338-b53f678bb53d.jpg?v=1779942687","url":"https:\/\/www.platinumracingproducts.com\/en-jp\/products\/radium-coolant-expansion-tank-kit-suit-honda-civic-type-r-fk8-fl5","provider":"Platinum Racing Products","version":"1.0","type":"link"}