Santa Pod Raceway
Springnationals
April 22nd/23rd 1973
| Class | Winner | Runner Up |
| Pro Fuel | John Siggery 10.88/134 | Unopposed |
| Top Dragster | Ray Hoare 9.68/154.32 | John Whitmore (failed to fire) |
| Senior Dragster | Malcom Locker 12.91 | Keith Elliot 14.12 |
| Junior Dragster | Brian Parkins | ? |
| Competition Altered | Dave Stone 8.89/166.67 | Fred Klein |
| Senior Altered | Pete Smith | Dave Page |
| Middle Altered | Pete Skinner | ? |
| Junior Altered | Derek Miles | Cliff Watts |
| Pro Stock | Kevin Pilling | Unopposed |
| Top Street | Mike Yun 12.59 | John Arkinsall |
| Senior Street | Tony Merry 16.19 | ? |
| Middle Street | David Wolfman 14.28 | Steve Clark 15.40 |
| Junior Street | Robin Tallis | David Vizard |
| Top Bike | Keith Parnell | Ray Baskerville (red lit) |
| Senior Bike | Dave Clee | ? |
| Middle Bike | Brian Smith | ? |
| Junior Bike | Barry Sewell | ? |
| Top Street Bike | Neil Bowery 13.49 | Patrick Butler 13.58 |