| 19.7.1958 | BEMC Harewood Acres [MG] | | | Norm Croucher | Norm Croucher | ?th |
| 20.7.1958 | SCCA Regional Thompson [GP] | 59 | | John Voss | | raced |
| 26.7.1958 | MCMC Oulton Park [S1.5] | 79 | | Harry Ratcliffe | Harry Ratcliffe | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 56 | | Marshall Swope | John Miller | 12th |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 56 | | Marshall Swope | John Miller | DNA |
| 3.8.1958 | Preliminary Minden [Ladies+FIII+MG+Novice] | | | Bob Downing | | ?th |
| 16.8.1958 | SCCA National Milwaukee [FP+GP+HM] | 5 | | Albert Foster | | 22nd |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 32 | | Norm Croucher | Norman M. Croucher | 5th |
| 16.8.1958 | Harewood Acres [Le Mans] | 32 | | Norm Croucher | Norman M. Croucher | DNA |
| 16.8.1958 | SCCA National Milwaukee [FP+GP+HM] | 70 | | Pat Robertson | | 24th |
| 16.8.1958 | Harewood Acres [Le Mans] | 94 | | Don Hambly | D. Hambly | DNA |
| 16.8.1958 | Harewood Acres [SR] | 94 | | Don Hambly | D. Hambly | DNA |
| 16.8.1958 | Harewood Acres [FP] | 94 | | Don Hambly | D. Hambly | raced |
| 16.8.1958 | Harewood Acres [Le Mans] | 110 | | Bob Deull | Ecurie Pip | DNA |
| 16.8.1958 | Harewood Acres [FP+GP+MG] | 110 | | Bob Deull | Ecurie Pip | ?th |
| 23.8.1958 | LASC Green Acres [MG] | 43 | | Richard D. Livingston | Richard D. Livingston | DNA |
| 30.8.1958 | Novice Mansfield [S1.6] | 114 | | Bill Fleming | William R. Sullivan | DNA |
| 30.8.1958 | Preliminary Santa Barbara [Ladies] | 237 | | Norah Taylor | | ?th |
| 30.8.1958 | Preliminary Santa Barbara [GP+HP] | 237 | | Sam Taylor | | DQ |
| 31.8.1958 | Preliminary Mansfield [GP+HP+IP+JP+KP] | 25 | | J. B. Cranford | Bert Cranford | DNA |
| 31.8.1958 | SCCA Regional Mansfield [GP+HP+IP+JP+KP] | 25 | | J. B. Cranford | Bert Cranford | DNA |
| 31.8.1958 | SCCA Regional Mansfield [GP+HP+IP+JP+KP] | 32 | | J. F. Muller | J. Fred Muller | DNA |
| 31.8.1958 | Preliminary Mansfield [GP+HP+IP+JP+KP] | 32 | | J. F. Muller | J. Fred Muller | DNA |
| 31.8.1958 | Santa Barbara [GP+HP] | 33 | | Cliff Hensley | | 8th |
| 31.8.1958 | Santa Barbara [GP+HP] | 61 | | Phil Carter | | 7th |
| 31.8.1958 | SCCA Regional Mansfield [GP+HP+IP+JP+KP] | 76 | | Carl Whyte | Carl B. Whyte | DNA |
| 31.8.1958 | Preliminary Mansfield [GP+HP+IP+JP+KP] | 76 | | Carl Whyte | Carl B. Whyte | DNA |
| 31.8.1958 | Santa Barbara [GP+HP] | 92 | | Jack Gleghorn | | 5th |
| 31.8.1958 | SCCA Regional Mansfield [GP+HP+IP+JP+KP] | 114 | | Bill Fleming | William R. Sullivan | DNA |
| 31.8.1958 | Preliminary Mansfield [GP+HP+IP+JP+KP] | 114 | | Bill Fleming | William R. Sullivan | DNA |
| 31.8.1958 | Santa Barbara [GP+HP] | 135 | | William Steube | | 9th |
| 31.8.1958 | Santa Barbara [GP+HP] | 237 | | Sam Taylor | | 4th |
| 31.8.1958 | Santa Barbara [Ladies] | 237 | | Norah Taylor | | ?th |
| 7.9.1958 | 500 mile Road America | 49 | | Derr Andrlik | | 22nd |
| 14.9.1958 | SCCA Regional Meadowdale [EM+FM+GM] | 11 | | James Mautz | | DNA |
| 14.9.1958 | SCCA Regional Meadowdale [FP+GP+HP+HM] | 44 | | Bill Malion | | DNA |
| 20.9.1958 | Preliminary Watkins Glen [MG] | 40 | | John Voss | John A. Voss | 24th |
| 20.9.1958 | Preliminary Watkins Glen [MG] | 68 | | Charles Ellmers | Charles R. Ellmers | DNA |
| 20.9.1958 | Preliminary Watkins Glen [MG] | 147 | | Van Conway | | 19th |
| 20.9.1958 | Preliminary Watkins Glen [MG] | 224 | | Albert Foster | | 22nd |
| 21.9.1958 | LISCA Lime Rock [MG] | 221 | | Russ Brann | | ?th |
| 21.9.1958 | SCCA Regional Galveston [MG+HM+HP+KP+JP+GT] | | | Carl Whyte | | ?th |
| 27.9.1958 | Consolation Gardena | | | Floyd Burt | | 3rd |
| 27.9.1958 | Preliminary Gardena [Ladies] | | | Bonnie Bosley | | 3rd |
| 28.9.1958 | Hourglass Field [Sedan+MG] | | | Don Burhop | | 3rd |
| 28.9.1958 | Hourglass Field [Sedan+MG] | | | Jack Gleghorn | | 1st |
| 5.10.1958 | SCCA Regional Thompson [GP+HP] | 56 | | Clifford Ey | | 10th |
| 5.10.1958 | Preliminary Vaca Valley [MG] | 56 | | Marshall Swope | | 10th |
| 5.10.1958 | SCCA National Vaca Valley [GM+HM+GP+HP] | 56 | | Marshall Swope | | 15th |
| 5.10.1958 | SCCA Regional Thompson [GP+HP] | 65 | | Robert Purdy | | 16th |
| 5.10.1958 | BRSCC Brands Hatch [Production] | 79 | | Peter Tomei | Peter Tomei | 5th |
| 11.10.1958 | LCCC Oulton Park [S2.0 EX] | 77 | | Harry Ratcliffe | Harry Ratcliffe | DNA |
| 12.10.1958 | SCCA Regional Wilmot [GP+HP+IM+Sedan] | 11 | | Jim Bell | | 6th |
| 12.10.1958 | Riverside [GM+HM+GP+HP] | 34 | | Cliff Hensley | Cliff Hensley | 11th |
| 12.10.1958 | Riverside [GM+HM+GP+HP] | 46 | | Doug Sharman | Doug Sharman | 13th |
| 12.10.1958 | Riverside [GM+HM+GP+HP] | 61 | | Phil Carter | Phil Carter | 5th |
| 12.10.1958 | Riverside [GM+HM+GP+HP] | 134 | | Don Burhop | Don Burhop | DNA |
| 19.10.1958 | SCCA Regional Lime Rock [GP+HP+HM] | 165 | | Robert Purdy | | 6th |
| 19.10.1958 | SCCA Regional Lime Rock [GP+HP+HM] | 186 | | W. Hall | | DNF |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 37 | | Dick Heckman | Richard Hickman | DNA |
| 2.11.1958 | SCCA Regional Oklahoma [Modified 2.0] | | | Ed Spilman | | ?th |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 56 | | | | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 74 | | | | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 92 | | Jack Gleghorn | Jack Gleghorn | 2nd |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 116 | | Galen Chase | Gerry Wilkinson | raced |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 144 | | Bill Malion | | 9th |
| 22.11.1958 | 6 h Pomona | | | Gleghorn / Honeter | | 22nd |
| 23.11.1958 | Pomona [FP+GP+HP] | | | Barker | | 12th |
| 23.11.1958 | Pomona [FP+GP+HP] | | | Gleghorn | | DNF |
| 23.11.1958 | Pomona [EM+FM+GM+HM] | | | Sharman | | 14th |
| 7.12.1958 | Bahamas Cup | 20N | | N. Solomon | | raced |