BDR & HRA Nationals
Santa Pod Raceway
August 26th/27th 1973
| Class | Winner | Runner Up |
| Pro Fuel | Clive Skilton 6.72/221.24 | Dennis Priddle 6.68/210.53 |
| Top Dragster | Ray Hoare 9.92/164 | Tony Anderson 10.02/129 |
| Senior Dragster | John Whitmore 10.20/142 | Martin Rowatt |
| Middle Dragster | Gerry Cookson 12.49 | John Rotherham 13.90 |
| Junior Dragster | Brian Parkins 12.73/109 | Geoff Masters |
| Top Comp | Phil Elson 9.40/130 | Dave Stone 8.61/155 (Red lit) |
| Senior Comp | David Hayden Smith 12.13 | Colin Mullen 12.31 |
| Middle Comp | Rick Fielding 12.17/106 | Bob Messent 12.62/82 |
| Junior Comp | Chris Conrad 13.82/98 | John Woodward |
| Pro Stock | Gary Goggin 10.67/134.95 | Kevin Pilling 12.85 |
| Top Street | Pete Andrews 12.16/117 | Dave Rose (red lit) |
| Senior Street | Glen Jarvis 15.44/94 | Not Known |
| Middle Street | Ken Obee | Not Known |
| Junior Street | Dave Vizard | Not Known |
| Top Bike | Peter Miller 9.94/138 | Keith Parnell |
| Senior Bike | John Lloyd 10.31/139 | Clive Liddiard |
| Middle Bike | Trevor Hing | Not Known |
| Junior Bike | Roy Lake | Not Known |
| Street Bike | Dave Rawlins 12.35/110 | Nick Carter 12.59/107 |
