Terry began his career racing Asphalt Mini Stocks in 2003. After much success, he moved to dirt in 2007 and claim the Mini Stock Championship at 411 Motor Speedway the same year.
He advanced to the Late Model Sportsman division in 2013 and one year later tallied ten victories and was runner-up in the championship chase. In 2015, Terry claimed the Late Model Sportsman Championship with eight wins on the season.
In 2019, Poore moved up to the 604 Crate Late Model ranks. Following the American Crate Late Model All-Star Series full-time in 2020, Terry finished fourth in the tour’s final championship standings.