The 1956-12 was a Convertible Series event held at Langhorne Speedway on May 20, 1956. Danny Letner won his only career series event, holding off Jimmy Massey by more than a lap. Eventual season champ Bob Welborn finished 8th despite some suspension issues. Stats
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/qBjOdbVFbWCuifmNyOpGgg== | 5.88129e-14 |