For his return to Martinsville Speedway in a Late Model Stock, Lee Pulliam is enlisting the help of a fellow ValleyStar Credit Union 300 winner. Driving Pulliam’s No. 55 Mobil 1 Toyota in Saturday’s crown-jewel event will be 19-year-old Landon Pembelton, who is fresh off a track championship at Dominion Raceway in Virginia. Pembelton surprised many in 2021, when he took home a grandfather clock in his maiden ValleyStar Credit Union 300 appearance.