2015 Petaluma Speedway Rules PostedRick Faeth
The 2015 Petaluma Speedway Division Rules have been posted. Mini Stocks, Dwarfs, IMCA Modifieds, Spec Sprint, & Winged 360's join the previously released Super Stock rules. The Hoosier 105-16 Medium Tire will be allowed to both sprint car classes. Several Mini Stock rules have been changed:
3.1 Mini Trucks allowed (13" or 14" wheels)
3.11 Racing shocks allowed, steel body only, not to exceed $75. Cars with front struts not to exceed $150 per strut.
5.13 Clarify Holley 4412 carburetor rules.
7.1 Tube steel headers allowed, not to exceed $200. No stainless, no ceramic, no jet hot coated headers.
10.2 Wheel rules clarified.