
International GT is a North American racing series that includes The Stuttgart Cup, Mission Foods GT3 Cup Trophy and The Maranello Cup championships for late model Porsche and Ferrari competitors.
The 2025 Race Schedule
The 2025 Race Schedule
Jan 20-21 – Sebring Testing
Feb 20-23 – Sebring
Mar 20-23 – Road Atlanta
Apr 24-27 – Sonoma
May 2-4 – Laguna Seca
May 15-18 – Road America
May 23-26 – Lime Rock
June 19-22 – Mid Ohio
Sep 4-7 – Watkins Glen
Sep 18-21 – VIR
Oct 17-19 – Barber
Oct 30-Nov 2 – COTA

Racing Safety – Flagtronics, Ron Zitza – Competition Director, Mid Ohio Race
Safety Update Flagtronics Requirement Although most International GT competitors already have Flagtronics installed in their race cars, we wanted to notify all that we will be requiring a Flagtronics system beginning at our Watkins Glen race, September 4, 2025.Flagtronics is the leader in safety flagging lighting systems and available to all IGT competitors via their website: Click on the Flagtronics logo to link to the system purchase page. If you have any questions email: sales@bmotorsports.com Additionally, the series has a support person at each event with the ability to assist competitors with any help needed to service the Flagtronics unit. Ron Zitza has spent a lifetime in motorsports as a driver, coach and race prep shop owner. Ron’s dad, Harro Zitza, started Zotz in 1959. Harro taught Ron to build engines and race prep cars. As the owner of Zotz Racing and Zotz Autowerks, Ron has been working on Porsches for over 45 years. Ron is a 1981 University of Central Florida graduate who started racing at age 18 in a 1957 Porsche Speedster. He has won many titles, championships and races, such as the 2000 Rolex Daytona 24 hours, 2006 SCCA 13 hour enduro at VIR, 1999, 2003, 2007, 2008 Historic Enduro Champion, 2008 Classic GT Champion, SCCA National Division Champion in 1992 & 1996. Ron holds several track records and has held positionss as the Track Orientation Instructor for HSR, and the Director of Instructor Training for the Florida Citrus Region PCA. Ron has been married to his lovely wife Marie for 38 years and together they have 2 children, Danielle and Eric and 2 grandchildren. Latest Offering from Detroit Watch Company Detroit Watch Company has created another stunning chronograph to add to their collection. Set for a late June release, the M1 Woodward is a luxury watch
Great Memorial Day Weekend Race, Mid Ohio June Classic
Lime Rock Park Celebrating Memorial Day Our annual Memorial Day weekend at Lime Rock Park was gloomy, rainy and cold for several days but come Monday, the skies were blue, the temps in the high 60s and racing was great.
Road America Race Recap – Lime Rock Race Week
Road America Race Recap 4 Seasons in 4 Days This past weekend at Road America we saw fog (photo from Thursday morning), rain (photo from Friday during sprint race 1), sunshine (photo from Saturday afternoon), tornado warnings and temps from