Radium Engineering Honda K-Series Fuel Rail


Radium Engineering Fuel rail for the K series Honda engines (K20 and K24) is a billet aluminum rail ready to support up to 1200HP on an Ethanol based fuel. This is the most popular fuel rail used on the K series engines for good reason it not only works and looks great it also offers unique features like DMR and FPD ports right on the fuel rail.

3 in stock (can be backordered)

SKU: rad20-0230-02 Categories: ,


Radium K24/K20 Fuel Rail

Manufactured with a large 0.69″ internal bore, the fuel rail can support all necessary fuel flow for you K series engine. These K24/K20 fuel rails are CNC machined from extruded 6063 aluminum, media blasted, black anodized, and laser etched for a high quality surface finish. Like the OEM fuel rails, the injector bores are 14mm ID so factory injectors do work although we HIGHLY suggest running Injector Dynamics. This radium fuel rail is also equipped with features to accept the OEM fuel injector clips for true OEM install.

radium K series fuel rail

Looking to make big power from your K series engine? Check out this guide for the Turbo K24 & K20 where our partners at Brewed Motorsports break down each and every part you need to make reliable turbo power with your K series engine: The Best K20 and K24 Turbo parts

Those looking for fuel injectors check out the Injector Dynamics injectors listed below. These are direct fit injectors for the K series engine using the OEM fuel rail OR the Radium fuel rail. ID injectors are hands down the best on the market, if you want to make reliable Turbo power with your K series get your self a set of ID injectors to match your radium fuel rail. If you need any help choosing the right size injectors feel free to contact us any time.

Additional information

Weight 0.7 kg
Dimensions 12.9 × 7.2 × 5.9 cm











Radium Engineering


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Make Model Year Sub Model
Make Model Year Sub Model
Acura RSX 2002 - 2006 Base
Acura RSX 2002 - 2006 Type-S

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