The 1956-06 was a Convertible Series event held at Montgomery Speedway on April 15, 1956. Marvin Panch won his only career series event, holding off eventual season champ Bob Welborn in a dominating performance. Panch led all but six laps (Welborn led the other two). Stats
| Graph IRI | Count |
|---|---|
| http://dbkwik.webdatacommons.org | 6 |