Largest points margin by a champion, season, NASCAR Nationwide series
- Who
- Kevin Harvick
- What
- 824 point(s)
- When
- 2006
The record for largest margin of victory by a NASCAR Nationwide series (formerly Busch series) champion, is 824 points by Kevin Harvick (USA) in 2006.
Harvick set 2 other Nationwide series records in 2006: most races as points leader in a season (34) and with 4 races remaining in the season, he set a record for earliest clinch of the championship, on 13 October 2006.