The Thunderball
Santa Pod Raceway
March 29th-April 1st 1991
| Class | Winner | Runner Up |
| Pro Comp | Peter Lantz vs Steve Read Rained Off | |
| Pro Mod | Dave Warne 8.91/159 | Tim Cook (Disqualified) |
| Super Gas | Brian Peach 10.17/114 | Jeff manni 10.13/136 |
| Super Pro ET | Robin Read won 2/3 in match race with Martyn Jones | |
| Street ET | Paul Martinek 14.02/94 | Conrad Stanley |
| Mod ET | Ivan Birch 10.40/127 | Roy Lewis 10.39/130 |
| Super ET | Paul Wright 13.63/72 | Gary Pope 13.91/90 |
| Pro ET | Mike Feeney 9.98/128 | Steve Warner 9.72/126 |
| Pro Bike ET One | Graham Dance won 3/3 in match race with Steve Sykes | |
| Pro Bike ET Two | Steve Cornell 19.96 | Geoff Rogerson 11.04/122 |
| Pro Bike ET Three | Peter Marshall 11.09/120 | John Scott 11.26/118 |