1974 Ontario IMSA
- Sunday, May 19, 1974
- Ontario 4 Hours
- IMSA Camel GT Championship
Circuit - Ontario
Country
United States
Location
Ontario, California
Type
Permanent road course
Length
3.194 (Miles)
Record
Pedro Rodriguez (BRM P160), 1m42.777, 111.852 mph, F1, 1971
