2007 IKF Local Option Class
NCK World Formula Heavy

 
Engine(s):
 

 
Briggs World Formula
 
IKF sec. 700 / 717
 

 
Weight:
 

 
400 lbs
 

Age:
 

16 years of age minimum.
 

Tires:
 

No compound or manufacturer restrictions.
 

Rules & Specs:
 

Same as IKF World Formula - IKF sec. 300.

Briggs World Formula - IKF sec. 700 / 717.
 

Race Format:
 

One 30-minute race.