In the week leading up to Main Event Week, the excitement builds as Tune-up Parties rev up on successive days around the county. Attractions and activities vary by location but include Cruise In Car Show Parties, concessions, vendors, live music, dancing in the streets, and giveaways.
Owosso Speedway is THRILLED to be an ALL-NEW Host and Stop during Tune-Up week. This will be the Fourth “Tune-Up” party on Thursday, August 7th, 2025. DJ Scott Kool will be on hand providing special music, announcements, and more!
