CALIFORNIA 360 SUPERMODIFIED RACING INFORMATION WEBSITE
Racing Rules and Updates Page
The 2010 rules package is currently under review by Madera Speedway management.

The 2009 rules are available on the Madera Speedway website by clicking
HERE .

Be sure to check the
Madera Speedway website for updated TRACK rules and procedures
Rules
Updates
  • 02/27/2008 - 2008 Tire compounds are as follows:
  • Right Rear (17/28): Softest compound allowed is 2045.  Other
    compounds available are 2045, 2048, and M-50
  • Left Rear (15/25): Softest compound allowed is M-30.  Other
    compounds available are 2045.  Cars may run this tire as Right
    Front tire.
  • Right Front (13/25 or 15/25): Softest 13/25 compound is 2045.  
    Softest 15/25 compound is M-30.  15/25 is also available in
    2045 compound
  • Left Front (11/24 or 13/25): 11/24 compound is 2030.  13/25
    compound is 2045
  • 02/27/2008 - Shock absorber claim will NOT be used in 2008.  Price
    cap of $300.00 per shock remains and will be enforced via existing
    protest policy.   

  • 11/19/2007 - 2008 Tire compound availability and pricing is in research.  
    2008 tire specifications will be available once determined.
  • 11/15/2007 - Shock absorber claim may be added as an enforcement
    tool to the existing price cap rule.  Specifics will be available shortly.
  • 11/15/2007 - The 2-tire rule DOES remain in effect for 2008
Copyright 2009 LeftTurn Motorsports, L.L.C.
  • 03/06/2009 - 2009 Tire compounds are as follows (no changes):
  • Right Rear (17/28): Softest compound allowed is 2045.  Other
    compounds available are 2045, 2048, and M-50
  • Left Rear (15/25): Softest compound allowed is M-30.  Other
    compounds available are 2045.  Cars may run this tire as Right
    Front tire.
  • Right Front (13/25 or 15/25): Softest 13/25 compound is 2045.  
    Softest 15/25 compound is M-30.  15/25 is also available in
    2045 compound
  • Left Front (11/24 or 13/25): 11/24 compound is 2030.  13/25
    compound is 2045