UPDATE: I got consensus replies noted below from both Sean and Dan which are super detailed and helpful. I will work with my local dealer for resolu...

Some additional clarifications: this was an intermittent issue/concern. I ran 4 sessions, it occurred in 2nd, 3rd, and 4th sessions, a couple times ...

I found one of the hiccup spots, make sure you have sound on. Just exiting turn 1 at Cota upshifting from 2nd to 3rd. This was typical for the other...

I will be digging into data this week. I agree with your comments about gearing, no changes on my part, and my run experience prior with Cota is simi...

(@davidf) Have you experienced this with your new rebuild?

I did not look that close because I drained the oil and it was full of metal. The clutch bearing split prompting full engine rebuild. A few bad par...

See attached Radical technical bulletin from Feb2022, it identifies the new 60W oil recommendation. My 1500cc engine just returned from SM after a re...

Interesting, mine arrived 2 weeks ago to dealer shop. I dropped off my car last week, but I did not stick around for opening of the crate. Mine shou...

I paid ~$3200 for a single day at COTA a couple years ago (3 x 30minute sessions). That was in an older SR3, not properly fit, old tires, and minimal...

Nope, never did. My engine is out at SM for rebuild right now. When I asked dealer for more information about aftermarket vs Radical preferred brand...

David, you bring up an interesting point about the actual rollers. I watched a local Radical dealer service an axle at their shop to learn before I g...

I was instructed by local Radical race team to drain the small tank regularly, especially if located in hot humid coastal area. They have done it for...

Nope, I was wanting the prior box similar to Revolution, oh well

Interesting, my early SR3XX #1319 chassis has always worked well with regard to AIM. All seems functioning and interacting with steering wheel proper...

I have gotten into habit of changing engine oil and GDU every other HPDE weekend (4 track days with 4 sessions each). Depending on the weekends, rain...