CharleyH .

Wow, loving this. It's so cool that we're beginning to see some "aftermarket" Radicals arrive on the scene. Please keep the story and pictures coming! ps. If only you'd used a MoTeC M1 ECU... haha, ju...

Wow, love hearing back stories like this. Thanks Charley, and thanks Phil!

For those who is upgrading to a heavy duty output axle, this is a 13t spline that really does not exist in any book. The are usualy 12-14-16t and so on. So to findt the correct formula we had to draw ...

I am really into this thread, I would like to add a turbo down the road to mine as well. Please don't spare any of the details!

I am the certified builder in Ontario, Canada. I have also been a motorcycle technician for over 30 years with an extensive background building and tuning performance engines, particularly pertaining ...

@jackbaruth I am happy to share any information that you would like. You can also message with any questions. I am using OEM K7 (trimmed) harness, ECU and throttle bodies with Woolwich interface for t...

Did he say 8 to 10 days out of the tires? 😱 😳 I gotta go make some money!

Charlie did a great recap on the cost and he is the best source of knowledge. I will add another consideration. IMHO these cars are very forgiving and easy to drive fast (or up to the limitations of...

Hi CharleyH, thank you very much, this is working perfect! Everything clear!

Well, I finalized my order for new SR3 XX and signed contract yesterday via Wisko Racing. I declined the Radical fuel cell on this one. Frankly, I would rather have the Harmon and 7yr warranty for l...

First post, been watching. I am about to order a new SR3 XX for pure hobby HPDE weekends, no racing. However, am struggling with various opinions about fuel cell pros/cons. Obviously, more safe. B...

My Name is Jim. I live in the Kansas City area. Been lurking for a bit. Just bought SR3 RS chassis #417. Finally made it past tire kicking. I will post a few pics and more details later. Just dr...

Josh, Way back when, I converted two different (maybe even 3) SR3s to run with the newer 1340cc engine (aka K8 aka Gen 2 Hayabusa) using the stock Suzuki throttle bodies and stock wiring (like you hav...

I've raced with all of the various different types of cars in SR3s over the years. Give equal drivers and equal prep (e.g. good tires, properly setup) the pecking order in terms of lap time is basica...

I worked all week to get a new setup on the car. I went with the Hankook 'recipe' from the manual and I must say it was a good starting point. There are some things I can tweak to get some improvement...