Castrol Championship Finals
Santa Pod Raceway
October 6th/7th 1973
| Class | Winner | Runner Up |
| Pro Fuel | Clive Skilton 6.75/224.72 | Allan Herridge |
| Junior Dragster | Ken Penfold | ? |
| Senior Comp | Dave Page 10.54/132.98 | Mick Hall |
| Middle Comp | Bob Messent 11.97/117.65 | Pete Skinner 12.17/116.87 |
| Junior Comp | Chris Conrad beat John Woodward in a best of three match race | |
| Pro Stock | Gary Goggin | Tony Dickson (red lit) |
| Top Bike | Clive Liddiard 10.18/134.41 | Pete Miller 22.00 (Broke) |
| Senior Bike | Bob Webster 10.40/123 | Tony Bartrum 11.62/131 |
| Middle Bike | Don East 11.57/126 | Barry Holland |
| Junior Bike | Terry Measures 11.78/107.99 | Ivan Wileman |
| Street Bike | Dave Rawlins 12.41/112 | Chris Russell 12.73 |
