| Tournament | Round | Sal Costanzo | Rod Casey |
| 28.12.1998 Decathon (VIC) | 2 | 368 | 420 |
| 23.05.1999 Dandenong (VIC) | 3 | 362 | 316 |
| 17.10.1999 Frankston (VIC) | 6 | 387 | 380 |
| 12.06.2000 Victorian Championships (VIC) | 16 | 374 | 438 |
| 28.10.2001 Teams Event (VIC) | 2 | 374 | 407 |
| 13.04.2003 Western Suburbs (VIC) | 2 | 418 | 349 |
| 09.06.2003 Quen Elizabeth Derby (VIC) | 5 | 351 | 478 |
| 31.08.2003 WSC Fundraiser (VIC) | 7 | 393 | 361 |
| 19.10.2003 Frankston (VIC) | 5 | 434 | 326 |
| 16.05.2004 Dandenong (VIC) | 2 | 393 | 432 |
| 25.07.2004 Bentleigh (VIC) | 4 | 434 | 385 |
| 16.01.2005 Aestival (VIC) | 1 | 410 | 389 |
| 29.05.2005 Two Rack (VIC) | 4 | 394 | 377 |
| 18.02.2007 Camberwell (VIC) | 6 | 378 | 328 |
| 22.07.2007 Nunawading (VIC) | 5 | 390 | 436 |
| 23.09.2007 Essendon (VIC) | 4 | 249 | 475 |
| 20.01.2008 Aestival Festival (VIC) | 2 | 406 | 430 |
| 18.01.2009 Aestival (VIC) | 5 | 384 | 331 |
| Head-to-head after 18 games | 10 | 8 | |
| Average score | 383.27 | 392.11 | |
| Spread: | -159 | 159 | |