1939 / AAA Championship / Teammates Comparison
Race
| Details | Wilbur Shaw - Ted Horn | Boyle | 1 - 0 | Details | Frank Wearne - Tony Gulotta | Burd Piston Ring | 1 - 0 | Details | Jimmy Snyder - Joel Thorne | Thorne Engineering | 1 - 0 |
Qualifying
| Babe Stapp - Louis Tomei | Alfa Romeo Spa | 1 - 0 | Wilbur Shaw - Ted Horn | Boyle | 1 - 0 | Wilbur Shaw - Chet Miller | Boyle | 1 - 0 | Ted Horn - Chet Miller | Boyle | 1 - 0 | Floyd Roberts - Tony Willman | Burd Piston Ring | 1 - 0 | Floyd Roberts - Tony Gulotta | Burd Piston Ring | 1 - 0 | Tony Willman - Tony Gulotta | Burd Piston Ring | 1 - 0 | Frank Wearne - Tony Willman | Burd Piston Ring | 1 - 0 | Frank Wearne - Floyd Roberts | Burd Piston Ring | 1 - 0 | Frank Wearne - Tony Gulotta | Burd Piston Ring | 1 - 0 | Jimmy Snyder - Joel Thorne | Thorne Engineering | 1 - 0 | Jimmy Snyder - Mel Hansen | Thorne Engineering | 1 - 0 | Jimmy Snyder - Rex Mays | Thorne Engineering | 1 - 0 | Mel Hansen - Rex Mays | Thorne Engineering | 1 - 0 | Mel Hansen - Joel Thorne | Thorne Engineering | 1 - 0 | Rex Mays - Joel Thorne | Thorne Engineering | 1 - 0 |