Dale Earnhardt Jr. is set to give fans another treat as part of the JR Nation Appreci88ion Tour, and get more practice in front of a camera in the process. Earnhardt will appear on QVC’s “For Race Fans Only” on Wednesday to unveil the special No. 88 Axalta AutoNation paint scheme that he’ll run during the Ford EcoBoost 400 at Homestead-Miami Speedway. The Nov. 19 season finale likely will be his final Monster Energy NASCAR Cup Series race. “For Race Fans Only,” a popular show that peddled NASCAR merchandise, was canceled in 2009, but QVC is reviving the show for the unveiling. In addition to showcasing the Earnhardt’s one-off paint scheme ... NESN.com