| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 7 | | Hugh Harn | | 3rd |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 65 | | Joseph Giroux | J. L. Giroux | 5th |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 82 | | Robert Nix | Robert Nix | 2nd |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 95 | | Sandy Greenblat | Sandy Greenblat | 10th |
| 6.7.1958 | SCCA Regional Vaca Valley [BP+CP+DP+EP] | 283 | | Andy Porterfield | Andy Porterfield | 1st |
| 6.7.1958 | Hawaii [Main] | | | Pat Mathis | | 2nd |
| 6.7.1958 | Preliminary Minneapolis [Production +1.6] | | | Dave McKinney | | 1st |
| 6.7.1958 | Hammond [BM+CM+DM+EM] | | | O. W. Ellman | | 5th |
| 6.7.1958 | Hammond [Main] | | | Bill McCorkle | | 5th |
| 13.7.1958 | Traverse City [Main] | 7 | | L. D. Morrisett | | raced |
| 13.7.1958 | Traverse City [BP+CP+Bristol] | 7 | | L. D. Morrisett | | 3rd |
| 13.7.1958 | LISCA Lime Rock [BP+CP] | 154 | | Fred Aibel | | raced |
| 13.7.1958 | Traverse City [Main] | | | Bob Franklin | | ?th |
| 13.7.1958 | Traverse City [BP+CP+Bristol] | | | Ray Hixon | | 2nd |
| 13.7.1958 | Traverse City [BP+CP+Bristol] | | | Bob Franklin | | 1st |
| 19.7.1958 | Berwick [BP+CP] | 43 | | Ben Moore | | 2nd |
| 19.7.1958 | Berwick [Novice] | 57 | | Alvin Forsyth | | 3rd |
| 19.7.1958 | Berwick [BP+CP] | 77 | | Ed Myers | | 3rd |
| 19.7.1958 | BEMC Harewood Acres [Modified +1.5] | | | Ed Leavens | A. D. Gorrie & Co. | 3rd |
| 19.7.1958 | 1 h Harewood Acres | | | Ed Leavens | A. D. Gorrie & Co. | DNF |
| 19.7.1958 | BEMC Harewood Acres [Formula Libre] | | | Ed Leavens | A. D. Gorrie & Co. | 1st |
| 19.7.1958 | Berwick [BP+CP] | | | Roger Penske | | 1st |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 31 | | Tom Kerr | | 5th |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 39 | | Dick Jalbert | | 3rd |
| 20.7.1958 | SCCA Regional Thompson [BP+CP] | 55 | | Geoff Stevens | | raced |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 2 | | Bob Kongelbak | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 2 | | Bob Kongelbak | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 7 | | Gel Brown | Hugh Harn | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 9 | | Bob Byrd | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 13 | | Dean Geddes | | DNA |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 13 | | Dean Geddes | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 25 | | Donald Lawson | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 34 | #E57S103806 | Cloyd Gray | Cloyd Gray | 4th |
| 3.8.1958 | Preliminary Minden [Corvette+Porsche+Jaguar] | 34 | #E57S103806 | Cloyd Gray | Cloyd Gray | 2nd |
| 3.8.1958 | Novice Minden [BP+CP+DP+EP] | 65 | | Joseph Giroux | Joseph L. Giroux | 3rd |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 72 | | Tad Davies | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 72 | | Tad Davies | | 1st |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 95 | | Sandy Greenblat | Sandy Greenblat | 5th |
| 3.8.1958 | Novice Minden [BP+CP+DP+EP] | 95 | | Sandy Greenblat | Sandy Greenblat | 1st |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 117 | | Don Campbell | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 117 | | Don Campbell | | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 202 | | Jerry Vercelli | Jerry Vercelli | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 208 | | Bob Marsh | Bob Marsh | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 226 | | James Payne | James R. Payne | 6th |
| 3.8.1958 | Novice Minden [BP+CP+DP+EP] | 226 | | James Payne | James R. Payne | 2nd |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 247 | | Red Faris | Elmer L. Faris | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 274 | | Danno Raffetto | Danno R. Raffetto | DNA |
| 3.8.1958 | Preliminary Minden [Corvette+Porsche+Jaguar] | 283 | | Andy Porterfield | Andy Porterfield | 1st |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 283 | | Andy Porterfield | Andy Porterfield | 1st |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 286 | #J58S102277 | Trenor Peter Stanley | T. P. Stanley | DNA |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 298 | | Sandy Richards | John Richards | DNA |
| 3.8.1958 | Preliminary Minden [Corvette+Porsche+Jaguar] | 337 | | Fred Grant | Frederick Grant | 3rd |
| 3.8.1958 | SCCA Regional Minden [BP+CP+DP+EP] | 337 | | Fred Grant | Frederick Grant | 2nd |
| 3.8.1958 | SCCA Regional Shelton [S+1.5] | 525 | | Tom Luce | | DNA |
| 3.8.1958 | SCCA Regional Shelton [PS+1.5] | 525 | | Tom Luce | | 3rd |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 1 | | Jim Jeffords | Nickey | 1st |
| 16.8.1958 | Harewood Acres [Le Mans] | 18 | | Ed Leavens | A. D. Gorrie & Co., Ltd. | DNS |
| 16.8.1958 | Harewood Acres [CP+DP] | 18 | | Ed Leavens | A. D. Gorrie & Co., Ltd. | DNF |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 18 | | Dave McKinney | | 5th |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 57 | | James Dryden | | 3rd |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 73 | | Ray Hixon | | 8th |
| 16.8.1958 | Harewood Acres [CP+DP] | 103 | | John Birchfield | Helen M. Birchfield | ?th |
| 16.8.1958 | Harewood Acres [Le Mans] | 103 | | John Birchfield | Helen M. Birchfield | DNA |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 133 | | Bob Spooner | | DNF |
| 16.8.1958 | SCCA National Milwaukee [BP+CP+DP+EP] | 777 | | Bud Gates | | 4th |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 1 | | Jim Jeffords | Nickey | 1st |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 18 | | Ben Moore | | 3rd |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 31 | | Tom Kerr | | 6th |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 55 | | James Stevens | | 5th |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 79 | | Dean McCarthy | | DNF |
| 17.8.1958 | SCCA National Montgomery [BP+CP] | 99 | | Fred Windridge | | DNF |
| 23.8.1958 | LASC Green Acres [Unrestricted] | 5 | | Ed Leavens | A. D. Gorrie & Co. | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 5 | | Ed Leavens | A. D. Gorrie & Co. | DNA |
| 23.8.1958 | LASC Green Acres [S+2.0] | 5 | | Ed Leavens | A. D. Gorrie & Co. | DNA |
| 23.8.1958 | LASC Green Acres [S+2.0] | 27 | | Arthur Subberra | Arthur W. Subberra | DNA |
| 23.8.1958 | LASC Green Acres [Le Mans] | 27 | | Arthur Subberra | Arthur W. Subberra | DNA |
| 24.8.1958 | Hourglass Field [Unlimited] | | | Bob Banderand | | 1st |
| 24.8.1958 | Hourglass Field [S+1.5] | | | Bob Banderand | | 3rd |
| 30.8.1958 | Novice Mansfield [S+1.6] | 37 | | Tom Hall | Bill Fritts | DNA |
| 30.8.1958 | Preliminary Santa Barbara [Ladies] | | | Ginny Sims | | ?th |
| 31.8.1958 | Preliminary Mansfield [CM+DM+EM+BP+CP+UR] | 2 | | Bill Fuller | Bill Fuller | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 2 | | Bill Fuller | Bill Fuller | DNA |
| 31.8.1958 | Courtland [Novice] | 9 | | Bill McCorkle | | 1st |
| 31.8.1958 | SCCA Regional Mansfield [CM+DM+EM+FM+GM+UR] | 37 | | Bill Fritts | Bill Fritts | DNA |
| 31.8.1958 | Preliminary Mansfield [CM+DM+EM+BP+CP+UR] | 37 | | Bill Fritts | Bill Fritts | DNA |
| 31.8.1958 | Preliminary Mansfield [CM+DM+EM+BP+CP+UR] | 82 | | Bill Horton | Bill Horton | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 82 | | Bill Horton | Bill Horton | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 138 | | Hap Sharp | Hap Sharp | DNA |
| 31.8.1958 | Preliminary Mansfield [CM+DM+EM+BP+CP+UR] | 138 | | Hap Sharp | Hap Sharp | DNA |
| 31.8.1958 | Preliminary Mansfield [CM+DM+EM+BP+CP+UR] | 139 | | Dave Morgan | Dave Morgan | DNA |
| 31.8.1958 | SCCA Regional Mansfield [BP+CP+DP+EP+FP] | 139 | | Dave Morgan | Dave Morgan | DNA |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |
| 31.8.1958 | Deer Park [CM+DM+EM] | | | Tom Luce | | DNF |
| 31.8.1958 | Santa Barbara [Ladies] | | | Ginny Sims | | DNF |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |
| 31.8.1958 | Santa Barbara [Corvettes] | | | | | raced |