NTK will host the local Rotax Max Challenge Series in 2012: 

   - Rotax 2012 Challenge Race dates TBD

Rotax Max Challenge races will be held on the same dates as NTK club races.

All Rotax rules will be in effect with the following local option exceptions. If you plan to participate in the USA Rotax Nationals, or Pan American Rotax Max Challenge races be aware that all Rotax rules will be enforced

• Mojos tires are required, but not new. No Parc ferme,  Race on tires you qualify on. 

Micro Max & Mini Max: Front & Rear MOJO D2 slicks 4.50x10-5
Junior, Senior, & Masters Max: Fronts Slicks MOJO D2 4.50x10-5, Rear Slicks  MOJO D2 7.10x11-5 
DD2: Front slicks MOJO D3 4.50x10-5, Rear Slicks MOJO D3 7.10x11-5

• MicroMax will use spec gear of 14x73 
• MiniMax will use spec gearing of 13x82  
• Full rear bumper required on all karts
• Any Rotax clutch, but must have new needle cage (632415) and O-ring (950815), steel clutch must use steel balance shaft gears.
• Any Rotax cylinder
• Must be sealed engine (If sealed before April 1,2008, one seal allowed. If sealed after April1, 2008, two seals are required).
• Battery must be YUASA YT7B-BS
• Any Rotax Air Box
• Must have passport and Rotax License.
• Fuel - VP93
• Oil - Motul 8002T, Ratio: 32:1 to 50:1

Entry Fees:
NTK Member Entry Fees (includes Entry and Driver Insurance Pass): $54 
Non-Member Entry Fees (includes Entry and Driver Insurance Pass): $69

Race format:
5 minute qualifying (may qualify with club Rotax classes if necessary), 10 lap Pre-Finals, 16 lap Finals.

For questions, contact This e-mail address is being protected from spambots. You need JavaScript enabled to view it   (972-221-2567). Download the 2011 Rotax Challenge Rules - 845KB