These aren't Corvette only shows but are still interesting:
Sarasota Cars and Coffee
Second Saturday of each month
5005 S. Tamiami Trail, Sarasota, FL 34231
2nd SUNDAY of the month SHAKE STATION
11 AM TO 2 PM
4219 U S HWY 301 (I-75 EXIT 224)
1 mile south on HWY 301 Ellenton (The folks that run this show publish a monthly calendar of local car cruises. Once you are on their mailing list you will receive monthly updates on local (Sarasota-Bradenton) shows and cruises.
First Wednesday of the month there is a cruise in at Lakewood Ranch downtown from 5-9.
Gamble Plantation Car & Truck Show
Start: February 25, 2017 10:00 am-3:00 pm
Gamble Plantation Historic State Park
3708 Patten Ave, Ellenton, FL 34222
These are just a few, there are many more.