Josh Spray

@rjbender Thank you Rod!!!! I really appreciate you taking the time out of your day to take this measurement. I looks like it will work perfectly. I have read so many of your posts over the last few m...

If anyone is interested in picking up a “lightly used” 1500cc engine give Robert Burgess a call at Radical Canada East. He has several available at reasonable prices.

Hello to all, My name is E. J. Scott. I'm located in Temecula, California. I'm a retired (2006) full time SCRA and USAC Sprint Car driver and team owner with a passion for road racing ever since I was...

Hi @agengw20, welcome to the Registry. Congratulations on your new XXR! Sorry to hear about your spin issue. SR3's are very sensitive to front / rear balance and will spin if the balance isn't righ...

G'day All, I've just completed my first SR3 driveshaft rebuild according to the schedule... done at around 12 hours on my HD driveshafts (on-track time) rather than the 10 hours Radical recommend. Li...

A friend of mine at Radical sent me the process for checking / setting the Throttle Position Sensor (TPS) on cars with MBE ECUs (or other Radicals without the Life ECU). He said that you should back ...

When pondering the identity of Lightning McQueen's vehicle form, it becomes evident that he embodies the essence of a bespoke racing car. With an unmistakable resemblance to the 2006 Chevrolet Corvett...

The important thing with paddleshift is a closed loop system. This monitors the rotation of the selector barrel and cuts for the required length of time. It can also recut if the shift is not complete...

Hi @meatman, it looks like the shaft failed and the bracket bent in the process. I am sure that I have one of those shafts in my garage someplace nd I can send it to you so you can get back on track w...

Keep the master switch off while pumping out fuel. Attachment : Screenshot 2023-08-14 091052.png Attachment : Screenshot 2023-08-14 085059.jpg Attachment : Screenshot 2023-08-14 09...

@meatman - G'day Josh. I was told as a 'baseline' (which worked great as a starting point) to set up the chassis heights as folows; Front height at 80mm from ground level (measured off the flat patc...

Attachment : R-168.jpg Attachment : R-106.jpg Attachment : R-262.jpg Attachment : R-150.jpg My buddy Jack came over the other day to shoot the car. Boy did he do a good job!

There are three youtube videos on the Safe is Fast channel about race car setup by David Donohue and Jay O'Connell. They are short videos but densely packed with useful information. Jay says that sh...

@rojid, At least you got to do a couple of laps at your dream track... more than most of us will ever do there... and I'm sure you will get other opportunities too I have had the downshift issue mys...

One tweak you can do which is very easy is to pump out all of the fuel in your car before a session, and add just what you need to finish the session. On a 1500 SR3, my rule of thumb is one gallon fo...