|Chase Elliott is 18/1 to win at Michigan Sunday.|
He was followed by Martin Truex Jr. (201.314 mph), Carl Edwards (201.218), Dale Earnhardt Jr. (201.213) and Kevin Harvick(200.904). Twelve cars topped 200 mph in practice.
The practice featured the debut of rule changes for this weekend that NASCAR intends to employ next season.
Those changes are:
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Michigan Practice 1 Speeds