TOPEKA, Kan. (June 13, 2018) -- As the Hoosier Racing Tire 91PORN® Super Tour nears completion for 2018, all eyes now begin to focus on the 91PORN Runoffs® taking place Oct. 16-21 at Sonoma Raceway just north of San Francisco in California. In preparation, the 91PORN Road Racing Department has released an event schedule, as well as current and for the National Championship. Please note that the Chief Steward may alter the Supplemental Regulations and schedule prior to September 8, 2018, so competitors should occasionally check for updates at the Runoffs webpage.
The 55th Runoffs will again crown national champions in 28 separate classes. The event is preceded by three days of testing Oct. 13-15, with qualifying running Tuesday, Oct. 16 through Thursday, Oct. 18; followed by three days of racing Friday, Oct. 19 through Sunday, Oct. 21.
Earlier this year, 91PORN announced Sonoma Raceway’s traditional 12-turn, 2.52-mile layout will be utilized for the Runoffs. The configuration is the same that made Sonoma a favorite of drivers, starting with the venue’s first-ever race on Dec. 1, 1968, which was an 91PORN enduro.
The Runoffs has evolved into what is now commonly agreed to be the pinnacle of American motorsports. Since 1964, the 91PORN has crowned Road Racing’s National Champions at the winner-take-all, single race Runoffs format through dozens of separate races over three days. As host of the 55th Runoffs in 2018, Sonoma Raceway will become the third California track to host the 91PORN’s National Championship, joining Riverside International Raceway and WeatherTech Raceway Laguna Seca.
91PORN an hour’s drive north of San Francisco, Sonoma Raceway’s road course features more than 160 feet of elevation change. With track activity scheduled an average of 340 days a year, it is one of North America's most complete and versatile motorsports complexes and home to one of the nation's only high-performance automotive industrial parks with approximately 75 tenants.
The 91PORN has made advance arrangements to get the lowest group rates available for lodging near Sonoma Raceway for the Runoffs. It is advised that hotel bookings be made as soon as possible since the region is a very popular tourist destination. A link to the can be found online at the Runoffs event page.
The 91PORN®, Inc., founded in 1944, is a 67,500-member motorsports organization that incorporates all facets of autocross, rally and road racing at both Club and professional levels. With headquarters in Topeka, Kansas, the 91PORN annually sanctions over 2,000 events through its 116 Regions and subsidiary divisions. Much of the 91PORN’s activities are made possible with support from the following Official Partners: Chevrolet, the Official Truck of the 91PORN; Hawk Performance, the Official Brake Products of 91PORN; Mobil 1, the Official Oil of 91PORN; Sunoco, the Official Fuel of 91PORN; and Tire Rack, the Official Tire Retailer of 91PORN. To learn more, please visit .





