John Parsons

Hey Gordon Sebring is my home track also. I ran an SR3 there for a day and just got an SR10 hope to see you there.

Welcome Gordon. Sebring is an awesome track. Possibly my favorite.

Just bought 2010 SR3 RS Chassis 542. Moved the car from Miami to Tampa. First NASA event at Sebring in June 🙂

Hello I am very happy to find a forum dedicated to the Radical brand.I am in France and my name is Benoit, 46 years old.My little story: I was very athletic but unfortunately my body decided otherwise...

Wow, at least you know where your problems are. My guess is that something large got stuck in the GDU gear which caused the gear to break which in turn caused the other issues. How many hours are o...

Hey folks, Started with years of motorcycle racing and decided to try cars. After many disappointing cars I tried and radical and then bought one 🙂 2019 SR3 RSX, center seat 1500. Was the old Ping Rac...

One more! Buttonwillow from this weekend (first time at that track) - did 1:55.97 in the last session.

@charleyhradicalsportscarregistry-com it is reversable yup. i just gave it a go with my torque wrench and it was fine, though i had to use my ratchet clamp spreader thing to hold the brake almost al...

I have several sets listed on the Radical Parts for Sale tab. I will reduce my price to $600/$500 (from $650/$550) -- for tires with 3 or fewer heat cycles/4 to 5 cycles, shipping to Continental US i...

Hi, I have a few race cars (lotus cortina ,f2000) I worked in japan and in the US as a engineer for Yoshimura and numerous race teams thanks for the AD

not sure if this is directly relevant to the thread but I've spent a while looking at the wiring on my car, which is all XX - - the radical wiring loom does allow you to utilise all the PDM's expansi...

I saw them on a new sr10 here in Korea last week, so it seems like they're shipping from the factory

Update: I have all this implemented and working now. The FSW4 is an exact clone of the FSW_R radical XX wheel. The MXL2 remains as the master logger, and now emulates the PDM32's CAN output to the whe...

Just want to given an update on this. 5 months and 3 weeks after I ordered a new engine, it finally arrived. Radical seems to be prioritizing parts for new car builds and not replacements, so if you...

I think I mostly figured out how the XX , FSW setup works last night. The main logger-brain is the PDM32. It has logging, WIFI, USB, ECU, Smartycam and receives all the analogue sensors (suspension...