I have done extensive testing in the past and have found this to be true on multiple drivers.
Douglas LV or GT wheel is a good alternative and during summer KG gold works well and consistant.
Hope this helps a little"
"What classes would run in an x30 series? Light and heavy and the x30 shifter class? Like rotax does the x30 have a de tuned version for juniors? Maby they could run juniors with the ka100 too bulk up numbers and call it an iame series"
"We have a separate rotax series. I've wondered why we don't have a complementary X30 series, use it as a feeder for the X39 world finals .... X30 super shifter runs in that series, sure deserves more than one outing per year!
"I like it! I ran the cik series last year, and we all know it's not cheap. Having a spec engine that doesn't get faster and faster each year sounds good to me. Maybe a second, more affordable KZ class wouldn't hurt, similar to the KZ…"
"Chris your theory on KZ long track is good and IMO it is affordable and fast.
Us SA Kz boys were present at AASA nats... Gary was Running a Modena with big carb programmable ignition etc on avgas. we ran LKE and IAME with std carb etc.
"I have a 6yo she certainly is better with sl1 on 8 psi!!! the higher tyre pressure makes the kart skid.. if it skids its in the dirt if its in the dirt theres no grip so no point pumping them up for heat just stop the skidding low PSI will…"
from personal experience the Mg yellow is a great tyre for out right speed and drivability. However I have tested the Dunlop DFM tyre on my KZ.
I found as a green tyre they were not as sharp as MGs and for me on the day 4 tenths…"
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Rate it very highly, close to Formula Holden for concentration level required and a higher fitness level needed than in open wheelers, plus its so much fun. I'm just annoyed i have not had the chance to drive one earlier.
This was my first time back in a kart after 6 months recovery from cancer op so ill know more once i get my strength back.
Whats going on??
Think Dad is going to book my car into yours for a sevice on friday...
So I'll have a chat to you then about Whyalla, Valvoline race suits, and if you wouldn't mind rekitting my carby before or at Whyalla..