I would call Robbin Terry at Midwest Classic Insurance:
Robbin R. Terry, CIC
POB 229, 110 So 5th Street
Auburn, IL 62615
888.271.4000 (phone)
217.438.3347 (fax)
Office Hours 8:00-4:30 CST Mon-Fri
www.midwestclassicinsurance.com
He is well known on this site and represents American Modern, Hagerty, and American Collectors.
I have not had to submit a claim, but I have been working with Terry for almost 15 years and have no complaints.