| Tournament | Round | Sal Costanzo | Jeff Chelton |
| 01.08.1999 Winter Masters (NSW) | 14 | 447 | 364 |
| 12.06.2000 Victorian Championships (VIC) | 15 | 409 | 373 |
| 09.06.2001 Victorian Championships (VIC) | 6 | 383 | 350 |
| 08.06.2003 Victorian Championships (VIC) | 9 | 450 | 357 |
| 11.06.2007 Victorian Championships (VIC) | 23 | 401 | 283 |
| 07.06.2008 VIC CHAMPS (VIC) | 2 | 476 | 457 |
| Head-to-head after 6 games | 6 | 0 | |
| Average score | 427.66 | 364 | |
| Spread: | 382 | -382 | |