The Southern California RX Club and RotaryNews.Com cordially invite you to join us in celebrating all RX vehicles and Rotary Engine Power, at our 28th Annual SevenStock Event. The rotary engine festival is being held November 14th, 2026 at the Rancho Cucamonga UTI campus
9494 Haven Ave, Rancho Cucamonga, CA 91730.
The SevenStock Event series continues to be the largest single day Rotary Enthusiast gathering in the world. Mazda North America will once again be displaying its outstanding historical race and specialty Rotary vehicles.
SEVENSTOCK-28 HOTEL RECOMMENDATION/S – coming soon