"Ask the Radical Factory"

The Radical Factory has teamed up with the Radical Sportscar Registry to give the Radical community direct access to the expertise at the factory to answer your questions.

Ask the Radical Factory #7 – I bought a SR3RSX 2016, I started it and during warm up it was at 80C on the temp. I gave it a couple small revs prolly up to 4 K , the dash display completely turn red at about between 2500 & 4000 Rpm.it was operating properly at idle or up to 2000 Rpm. I just shut it down to find out what is the issue. Can you advise. Thank you, Ken F

Hi Ken, congratulations on your purchase! On an MXL2 dash the alarms are user configurable, and from the factory they are programmed to turn the

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Ask the Radical Factory #6 – There’s a lot of conjecture around use of noise killing cans like Supertrapps, decibel devils, and so on. Some people say they are not good for prolonged use due to the back pressure, others say it’s fine but will cut power dramatically. Are they ok to use, and if so, for how long? Are there any you’ve tested out in the field which work, and could you recommend any? Thanks, Raj (@rojid)

Hi Raj Correct, there is a lot of conjecture around this subject and exhaust tuning in general. A common belief which is key to this

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Ask the Radical Factory Question #4 – Hello, I Have a new to me a 2009 sr3 (chassis #438). Two questions I have are where about in the setting range for the dampers is a good place to start for a high speed fairly smooth track (CTMP (Mosport) in Canada)? The dampers are the intrax racing with the single adjustment knob at the top car has medium Nik link bars front and rear. Second what set up difference change between the Michelin and Hankook radical tires? The car came with a set of each, and I am free to run either in the club racing that I am doing. cheers, Corey Bradburn

Hi Corey, as you know the optimal suspension setup is dependent on driver style, weather, and track conditions.  The latest Radical SR3 Owner’s Manual (SR3

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