The Yankee 600 became the Yankee 400 in 1970 -1972 & again in 1974. The inaugural event was scheduled to be 600 miles, but was shortened because of inclement weather. Afterward, the race distance was changed to 400 miles. The CURRENT (2016) name is the Pure Michigan 400.
Subject ID: 19032
MoreThe Yankee 600 became the Yankee 400 in 1970 -1972 & again in 1974. The inaugural event was scheduled to be 600 miles, but was shortened because of inclement weather. Afterward, the race distance was changed to 400 miles. The CURRENT (2016) name is the Pure Michigan 400.
Subject ID: 19032
Subject ID: 19032