| 10.5.1958 | Novice Tracy [Production 1.6] | 27 | | Leon Robertson | Leon Robertson | DNA |
| 11.5.1958 | Hawaii [S1.6] | 72 | | Ted Fukuda | Ted Fukuda | 9th |
| 11.5.1958 | Hawaii [S+1.6] | 72 | | Ted Fukuda | Ted Fukuda | DNA |
| 11.5.1958 | Hawaii [Match] | 72 | | Ted Fukuda | Ted Fukuda | DNA |
| 11.5.1958 | Hawaii [Locals] | 72 | | Ted Fukuda | Ted Fukuda | 17th |
| 11.5.1958 | Hawaii [Production 1.6/Sedan] | 72 | | Ted Fukuda | Ted Fukuda | 3rd |
| 1.6.1958 | SCCA Regional Dunkirk [FP+GP] | 48 | | Bernard Groh | | 6th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 9 | | Tracy Bird | | 16th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 57 | | Charles Adams | | 14th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 96 | | Robert Peck | | 24th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 116 | | Bob Herda | | 12th |
| 15.6.1958 | Preliminary Laguna Seca [Production II] | 116 | | Bob Herda | | 5th |
| 15.6.1958 | SCCA Regional Laguna Seca [FP+GP] | 134 | | William Slater | | 18th |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 57 | | Charles Adams | Charles Adams | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 92 | | Jimmy Castle | Jim Castle | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 102 | | Jack Woodard | Jack Woodward | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 116 | | Bob Herda | Bob Herda | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 125 | | William Slater | William Slater | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 127 | | Leon Robertson | Leon Robertson | DNA |
| 5.7.1958 | Novice Vaca Valley [Production 1.6] | 127 | | Leon Robertson | Leon Robertson | DNA |
| 5.7.1958 | Preliminary Vaca Valley [TR+Morgan+AH+Veloce+Super] | 136 | | Emil Pardee | Emil Pardee | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 57 | | Charles Adams | Charles Adams | 6th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 92 | | Jimmy Castle | Jim Castle | 11th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 102 | | Jack Woodard | Jack Woodward | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 116 | | Bob Herda | Bob Herda | 3rd |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 125 | | William Slater | William Slater | 8th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 127 | | Leon Robertson | Leon Robertson | 7th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 136 | | Emil Pardee | Emil Pardee | 5th |
| 13.7.1958 | Traverse City [PS1.5+Sedan+HM] | | | Don Wolf | | 1st |
| 3.8.1958 | Rheinland Nürburgring [GT1.6] | 48 | | Berthold Rückwarth | | DNS |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 70 | | Fred Block | | 9th |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 94 | | Steve Newland | Steve Newland | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 96 | | Robert Peck | Robert Peck | 6th |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 96 | | Robert Peck | Robert Peck | DNA |
| 3.8.1958 | Preliminary Minden [MGA+AH+Super+Veloce] | 136 | | Emil Pardee | Emil Pardee | 1st |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 136 | | Emil Pardee | Emil Pardee | DNA |
| 3.8.1958 | Novice Minden [FP+GP+HP] | 275 | | Pierre Dumenil | Pierre Dumenil | DNA |
| 3.8.1958 | SCCA Regional Minden [FP+GP+HP] | 275 | | Pierre Dumenil | Pierre Dumenil | 7th |
| 24.8.1958 | Hourglass Field [Unlimited] | | | Jim Lockwood | | 3rd |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 57 | | Charles Adams | | 10th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 70 | | Fred Block | | 20th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 94 | | Steve Newland | | 21st |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 116 | | Bob Herda | | 2nd |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 120 | | Jack Woodard | | 8th |
| 5.10.1958 | SCCA National Vaca Valley [EP+FP] | 136 | | Emil Pardee | | 9th |
| 12.10.1958 | Riverside [BP+CP+DP+EP+FP] | 21 | | Bill von Kluck | Bill von Kluck | 19th |