| 5.7.1958 | LASC Green Acres [Trophy] | 1 | A | Harry Entwistle | Gulliver Motors | 7th |
| 5.7.1958 | LASC Green Acres [S1.5] | 1 | A | Harry Entwistle | Gulliver Motors | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 1 | A | Harry Entwistle | Gulliver Motors | 3rd |
| 5.7.1958 | LASC Green Acres [MG] | 2 | A | Bryant Jones | Bryant Jones | 13th |
| 5.7.1958 | LASC Green Acres [MG] | 3 | TD | Norm Croucher | Norman Croucher | 17th |
| 5.7.1958 | SCCA National Lime Rock [FP] | 4 | A | | | DNS |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 5 | Special | Bill Huffman | William Huffman | 3rd |
| 5.7.1958 | LASC Green Acres [S1.5] | 5 | Special | Bill Huffman | William Huffman | 5th |
| 5.7.1958 | LASC Green Acres [S1.5] | 5 | Special | Bill Huffman | William Huffman | 9th |
| 5.7.1958 | LASC Green Acres [MG] | 6 | A | John Morawski | Ecurie Sans Sous | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 6 | A | John Morawski | Ecurie Sans Sous | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 11 | A | Emrys Jones | Emrys Jones | 6th |
| 5.7.1958 | LASC Green Acres [S1.5] | 14 | A | Ian Grant | Ian Grant | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 14 | A | Ian Grant | Ian Grant | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 14 | A | Ian Grant | Ian Grant | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 15 | TC | Walt Mackay | Walter Mackay | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 15 | TC | Walt Mackay | Walter Mackay | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 16 | TC | Frank Mount | Frank Mount | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 16 | TC | Frank Mount | Frank Mount | 14th |
| 5.7.1958 | LASC Green Acres [S1.5] | 18 | A | Jack Broad | Jack Broad | 6th |
| 5.7.1958 | LASC Green Acres [S1.5] | 18 | A | Jack Broad | Jack Broad | 8th |
| 5.7.1958 | LASC Green Acres [MG] | 21 | A | Del Lance | Del Lance | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 21 | A | Del Lance | Del Lance | 10th |
| 5.7.1958 | LASC Green Acres [MG] | 23 | A | Don Chambers | J. D. Chambers | 4th |
| 5.7.1958 | LASC Green Acres [MG] | 24 | TC | Al Tucker | Al Tucker | DNA |
| 5.7.1958 | LASC Green Acres [Trophy] | 24 | TC | Al Tucker | Al Tucker | 14th |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 24 | TC | Al Tucker | Al Tucker | 5th |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 24 | A | Bob Ellis | Robert Ellis | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 24 | TC | Al Tucker | Al Tucker | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 25 | A Coupe | Elroy Anderson | Juanita Anderson | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 28 | TF | Jack Seatter | Jack W. Seatter | DNA |
| 5.7.1958 | Novice Vaca Valley [Modified] | 28 | TD | Jack Anderson | Jack Anderson | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 28 | TF | Jack Seatter | Jack W. Seatter | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 29 | A | Thomas Clifton | Thomas D. Clifton | 9th |
| 5.7.1958 | SCCA National Lime Rock [FP] | 30 | A | James Stevens | | 9th |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 31 | A | Ed La Mantia | Ed La Mantia | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 31 | A | Leon Mandel | Ed La Mantia | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 32 | A | Bob Potter | Bob Potter | DNA |
| 5.7.1958 | SCCA National Lime Rock [FP] | 38 | A | Sherman Decker | | 3rd |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 40 | A | Jack Dalton | Jack Dalton | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 45 | A | John Jordan | John Jordan | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 46 | A | Bill Blum | William Blum | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 47 | A | Graham Hill | Scale's Garage Ltd. | 7th |
| 5.7.1958 | LASC Green Acres [S1.5] | 47 | A | Graham Hill | Scale's Garage Ltd. | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 49 | A | John Francis | J. C. Francis | 12th |
| 5.7.1958 | LASC Green Acres [S1.5] | 51 | A | Walter Sayers | Walter J. Sayers | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 51 | A | Walter Sayers | Walter J. Sayers | 15th |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 52 | A | Fraser Sibbald | Frazer Sibbald | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 55 | A | Henry Howarth | Henry Howarth | DNA |
| 5.7.1958 | SCCA National Lime Rock [FP] | 56 | A | Dennis Müller | | DNF |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 61 | A | Mogens Skou | Charles Serlis | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 61 | A | Charles H. Serlis | Charles H. Serlis | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 66 | A Twin Cam | Jack Flaherty | Kjell Qvale | raced |
| 5.7.1958 | National Open Crystal Palace [GT] | 68 | A | D. J. Hayles | | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 69 | TF | Ralph Durbin | R. L. Durbin | 11th |
| 5.7.1958 | National Open Crystal Palace [GT] | 70 | A | Ken Mackenzie | | 4th |
| 5.7.1958 | National Open Crystal Palace [GT] | 71 | A | D. A. Wilcocks | | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 71 | A | Edward Russell | Edward L. Russell | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 71 | A | Edward Russell | Edward L. Russell | 8th |
| 5.7.1958 | LASC Green Acres [MG] | 73 | A | William Hopkins | Ecurie Grande | 10th |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 73 | A | William Hopkins | Ecurie Grande | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 73 | A | William Hopkins | Ecurie Grande | 13th |
| 5.7.1958 | LASC Green Acres [Trophy] | 74 | A Coupe | Bill Hammond | Ecurie Grande | 15th |
| 5.7.1958 | LASC Green Acres [S1.5] | 74 | A Coupe | Bill Hammond | Ecurie Grande | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 74 | A Coupe | Bill Hammond | Ecurie Grande | 4th |
| 5.7.1958 | LASC Green Acres [MG] | 74 | A Coupe | Bill Hammond | Ecurie Grande | 16th |
| 5.7.1958 | LASC Green Acres [MG] | 76 | TD | Don Valhance | Don Valhance | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 76 | TD | Don Valhance | Don Valhance | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 78 | A | Ford / Rodgman | Ecurie Ad Hades Cumpunia | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 78 | A | Ford / Rodgman | Ecurie Ad Hades Cumpunia | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 78 | A | Ford / Rodgman | Ecurie Ad Hades Cumpunia | DNA |
| 5.7.1958 | Novice Vaca Valley [Modified] | 80 | Special | Steve Newland | Mace-Newland | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 85 | A | Robert Soch | | 5th |
| 5.7.1958 | National Open Crystal Palace [GT] | 91 | A | J. A. P. Trafford | | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 98 | A | Ed Leslie | Ed Leslie | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 99 | TC | Odette Bigler | Odette Bigler | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 100 | A | Jack Paveling | | 1st |
| 5.7.1958 | LASC Green Acres [Trophy] | 100 | A | Jack Paveling | | 10th |
| 5.7.1958 | LASC Green Acres [S1.5] | 100 | A | Jack Paveling | | 5th |
| 5.7.1958 | LASC Green Acres [S1.5] | 100 | A | Jack Paveling | | 2nd |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 106 | A | Joyce Sweet | Joyce Sweet | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 110 | A | Bob Winkelmann | Ed Crooks | DNA |
| 5.7.1958 | LASC Green Acres [Formula Libre] | 111 | A | Kent Harris | Williams & Leavens Motors | DNA |
| 5.7.1958 | LASC Green Acres [MG] | 111 | A | Kent Harris | Williams & Leavens Motors | DNA |
| 5.7.1958 | LASC Green Acres [S1.5] | 111 | A | Kent Harris | Williams & Leavens Motors | DNA |
| 5.7.1958 | SCCA National Lime Rock [FP] | 118 | A | Dan Donoghue | | 10th |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 131 | A | Randall Cowherd | W. T. Ribbs | DNA |
| 5.7.1958 | Preliminary Vaca Valley [Alfa+MGA+356] | 134 | A | Rick Hilgers | Richard Hilgers | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 134 | A | Rick Hilgers | Richard Hilgers | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 135 | A | Gilbert Haley | Gilbert F. Haley | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 143 | A Twin Cam | Jack Flaherty | Kjell Qvale | DNA |
| 5.7.1958 | Novice Vaca Valley [Modified] | 158 | A Special | Eugene Smith | Dennis Riley | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 182 | A | Ray De Costa | Raymond De Costa | DNA |
| 5.7.1958 | LASC Green Acres [Trophy] | 333 | A | Gord Brown | Bruce McEachern Sports Cars | 9th |
| 5.7.1958 | LASC Green Acres [MG] | 333 | A | Gord Brown | Bruce McEachern Sports Cars | 2nd |
| 5.7.1958 | LASC Green Acres [S1.5] | 333 | A | Gord Brown | Bruce McEachern Sports Cars | DNA |
| 5.7.1958 | SCCA National Lime Rock [FP] | 801 | A | Don Urian | | 8th |
| 5.7.1958 | Novice Hammond [S1.6] | | A | Roy Dees | | 4th |
| 5.7.1958 | Novice Hammond [S1.6] | | A | Bill Campbell | | 2nd |
| 5.7.1958 | Novice Hammond [S1.6] | | A | Charles Guidroz | | 3rd |