| 12.10.1958 | 6 h Venice | 3 | A | Sheldon Dobkin | | raced |
| 12.10.1958 | Consolation Wilmot [EP+FP+HM] | 11 | A | Bill Victor | | 2nd |
| 12.10.1958 | SCCA Regional Wilmot [FP] | 11 | A | Bill Victor | | 5th |
| 12.10.1958 | SCCA Regional Wilmot [FP] | 68 | A | Steve Wendt | | DNS |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | 18 | A Coupe | Richard Stolz | | 3rd |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | 23 | A | Murray Clark | | 2nd |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | 114 | A | Loren Lorenzetti | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | Earl Simpson | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | | | raced |
| 18.10.1958 | SCCA Regional Lime Rock [FP] | | A | | | raced |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 18 | A Coupe | Richard Stolz | | 6th |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 23 | A | Murray Clark | | 5th |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 30 | A | Doug Diffenderfer | | 10th |
| 19.10.1958 | SCCA Regional Lime Rock [GP+HP+HM] | 56 | TC | Arch McNeill | | 5th |
| 19.10.1958 | SCCA Regional Lime Rock [FP] | 124 | A | Ed Zurhorst | | raced |
| 19.10.1958 | SCCA Regional Lime Rock [GP+HP+HM] | 165 | TD | Robert Purdy | | 6th |
| 19.10.1958 | SCCA Regional Lime Rock [GP+HP+HM] | 186 | TD | W. Hall | | DNF |
| 25.10.1958 | Preliminary Dothan [Modified+AP+BP+CP+DP+EP] | 120 | A Twin Cam | Lup Rainwater | George Gastrell | DNF |
| 25.10.1958 | Preliminary Minden [FP+GP+HP] | | TF | Bob Downing | | ?th |
| 25.10.1958 | Preliminary Minden [FP+GP+HP] | | A | Eugene Smith | | 3rd |
| 25.10.1958 | Preliminary Minden [FP+GP+HP] | | A | Richard Quint | | 1st |
| 26.10.1958 | Minden [S1.5] | 00 | A | Loyal Davies | | 10th |
| 26.10.1958 | Minden [S1.5] | 25 | A | Jim Chaffee | | 9th |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 33 | A | Hutchinson | Hutchinson | DNA |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 37 | TD | Dick Heckman | Richard Hickman | DNA |
| 26.10.1958 | Preliminary Dothan [Novice] | 41 | A | Jayne Ruskin | Jayne Ruskin | raced |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 41 | A | Jayne Ruskin | Jayne Ruskin | 5th |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 47 | A | David Newton | David Newton | DNA |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 120 | A Twin Cam | Lup Rainwater | George Gastrell | DNS |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 155 | A | Marks | Marks | DNA |
| 26.10.1958 | SCCA Regional Dothan [MGA+GP+HP+HM] | 180 | A | I. W. Stephenson | Scuderia Stephenson | DNA |
| 26.10.1958 | Vineland [FP] | | A | Brad Howes | | ?th |
| 26.10.1958 | Vineland [GP+HP+JP] | | | | | DNF |
| 26.10.1958 | Vineland [FP] | | A | Dan Donoghue | | ?th |
| 26.10.1958 | Minden [EP+FP+GP+HP] | | TF | Bob Downing | | ?th |
| 26.10.1958 | Vineland [FP] | | A | Murray Clark | | ?th |
| 1.11.1958 | Preliminary Palm Springs [FP+GP+HP] | 70 | A | Joe Catron | Robert S. Bertrand | DNA |
| 1.11.1958 | Preliminary Palm Springs [FP+GP+HP] | 77 | A | Richard Elms | Richard A. Elms | DNA |
| 1.11.1958 | Preliminary Palm Springs [Ladies+FIII] | 123 | A | Barb Nieland | D. W. Nieland | DNA |
| 1.11.1958 | Preliminary Palm Springs [FP+GP+HP] | 123 | A | Beavis / Nieland | D. W. Nieland | DNA |
| 2.11.1958 | SCCA National Palm Springs [EP+FP+GP+HP] | 70 | A | Joe Catron | Robert S. Bertrand | 10th |
| 2.11.1958 | SCCA National Palm Springs [EP+FP+GP+HP] | 77 | A | Richard Elms | Richard A. Elms | 11th |
| 2.11.1958 | Palm Springs [Ladies+Sedan+FIII] | 123 | A | Barb Nieland | D. W. Nieland | DNA |
| 2.11.1958 | SCCA National Palm Springs [EP+FP+GP+HP] | 123 | A | Barb Nieland | D. W. Nieland | 13th |
| 2.11.1958 | SCCA Regional Oklahoma [Modified 2.0] | | TD | Ed Spilman | | ?th |
| 2.11.1958 | SCCA Regional Oklahoma [Production 3.5+HM] | | A | Tom Hall | | ?th |
| 2.11.1958 | SCCA Regional Oklahoma [Production 3.5+HM] | | A | John Killian | | ?th |
| 2.11.1958 | SCCA Regional Oklahoma [Production 2.0] | | A | Tom Hall | | ?th |
| 2.11.1958 | SCCA Regional Oklahoma [Modified 2.0] | | A | Ed Garner | | ?th |
| 2.11.1958 | SCCA Regional Oklahoma [Production 2.0] | | A | Donald Lummis | | ?th |
| 2.11.1958 | SCCA Regional Oklahoma [Production 2.0] | | A | Revon Craig | | ?th |
| 9.11.1958 | SCCA Regional Laguna Seca [Ladies] | 00 | A | Norah Taylor | Loyal Davies | DNA |
| 9.11.1958 | SCCA Regional Laguna Seca [EM+FM] | 00 | A | Loyal Davies | Loyal Davies | DNF |
| 9.11.1958 | SCCA Regional Laguna Seca [FP] | 15 | A | Harold Greenberg | Harold Greenberg | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [EM+FM] | 26 | Special | Kerns | | 11th |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 56 | TD | | | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 74 | TD | | | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 92 | TD Mk II | Jack Gleghorn | Jack Gleghorn | 2nd |
| 9.11.1958 | SCCA Regional Laguna Seca [EP] | 104 | A Twin Cam | Jack Flaherty | Kjell Qvale | DNF |
| 9.11.1958 | SCCA Regional Laguna Seca [FP] | 105 | A | Richard Quint | Dick Quint | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [FP] | 110 | A | Bob Winkelmann | Bob Winkelman | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 116 | TD | Galen Chase | Gerry Wilkinson | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [EM+FM] | 158 | A | Dennis Riley | Denis Riley | 12th |
| 9.11.1958 | SCCA Regional Laguna Seca [EP] | 166 | A Twin Cam | Jack Dalton | Jack Flaherty | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [GP+HP] | 173 | TF | Bob Downing | Bob Downing | raced |
| 9.11.1958 | SCCA Regional Laguna Seca [FP] | | A | George McDowell | Geo. McDowell | DNA |
| 9.11.1958 | SCCA Regional Laguna Seca [EM+FM] | | A | James Moran | Jim Moran | DNF |
| 15.11.1958 | 9 h Johannesburg | 9 | A | Humphries / Sacke | L. Sacke | 7th |
| 15.11.1958 | 9 h Johannesburg | 10 | A | Wright / Mennie | G. E. Mennie | 4th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 26 | A | Terrell | | 11th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 36 | A | Zorhorst | | 7th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 40 | A | Hal Davis | | DNF |
| 16.11.1958 | SCCA Regional Marlboro [EP+FP+GP+HP+HM+FIII] | 42 | A | Doug Diffenderfer | | 15th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 42 | A | Doug Diffenderfer | | 5th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 43 | A | Ben Fowke | | 3rd |
| 16.11.1958 | SCCA Regional Marlboro [EP+FP+GP+HP+HM+FIII] | 43 | A | Ben Fowke | | 8th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 123 | A | Murray Clark | | DNF |
| 16.11.1958 | SCCA Regional Marlboro [EP+FP+GP+HP+HM+FIII] | 123 | A | Murray Clark | | 5th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 144 | TD | Bill Malion | | 9th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 171 | A | William Verbeck | | 8th |
| 16.11.1958 | Preliminary Marlboro [FP+GP] | 181 | A | Brad Howes | | DNF |
| 22.11.1958 | 6 h Pomona | 15 | A | Greenberg / Fahey | | 17th |
| 22.11.1958 | 6 h Pomona | | A | Montonen / Doushkess | | 15th |
| 22.11.1958 | 6 h Pomona | | TD Mk II | Gleghorn / Honeter | | 22nd |
| 22.11.1958 | 6 h Pomona | | A | Snider / Lumkin | | DNF |
| 22.11.1958 | 6 h Pomona | | Special | Kerns / Hand | | DNF |
| 22.11.1958 | 6 h Pomona | | A | Schillreff / Smith | | DNF |
| 22.11.1958 | 6 h Pomona | | A Twin Cam | Parkinson / Lumkin | | DNF |
| 23.11.1958 | Pomona [FP+GP+HP] | | TC | Ronald Simon | | 15th |
| 23.11.1958 | Pomona [FP+GP+HP] | | TD Mk II | Barker | | 12th |
| 23.11.1958 | Pomona [EM+FM+GM+HM] | | TD | Sharman | | 14th |
| 23.11.1958 | Pomona [EM+FM+GM+HM] | | A | Davies | | 10th |
| 23.11.1958 | Pomona [EM+FM+GM+HM] | | Special | Hand | | 7th |
| 23.11.1958 | Pomona [FP+GP+HP] | | A | Chaffee | | 8th |
| 23.11.1958 | Pomona [FP+GP+HP] | | A | Barrett | | 6th |
| 23.11.1958 | Pomona [EM+FM+GM+HM] | | Special | Chaffee | | DNF |