| 20.6.1964 | Spring Trophy Mosport | 5 | #959 | Vic Yachuk | Ecurie Portland | DNF |
| 20.6.1964 | Spring Trophy Mosport [Modified] | 5 | #959 | Vic Yachuk | Ecurie Portland | DNA |
| 20.6.1964 | Spring Trophy Mosport [Modified] | 18 | | Norm Namerow | Norm Namerow | DNA |
| 21.6.1964 | Autosport Ouston [SR+F3] | 7 | #953 | George Pitt | Entwistle & Walker | DNA |
| 21.6.1964 | NDMC Ouston [SR] | 7 | #953 | George Pitt | Entwistle & Walker | DNA |
| 21.6.1964 | SCCA National Road America [CM+DM+EM+FM] | 8 | #965 | Walt Hansgen | Mecom Racing Team | DNF |
| 21.6.1964 | SCCA Club Cotati [Modified] | | | Wiggsy Sivertsen | Stan Peterson | 2nd |
| 27.6.1964 | BARC Aintree [GT+1.6/Sports] | 42 | #953 | Brian Barton | | 1st |
| 4.7.1964 | Martini Trophy Silverstone | 24 | #953 | George Pitt | Entwistle & Walker | raced |
| 4.7.1964 | Martini Trophy Silverstone | 25 | | John Coundley | J. Coundley | DNS |
| 5.7.1964 | SCCA Divisional Galveston [CM+DM+EM+FM+GM] | | #965 | Walt Hansgen | John Mecom, Jr. | 1st |
| 11.7.1964 | GP Brands Hatch | 7 | #953 | Brian Barton | Entwistle and Walker Ltd. | DNF |
| 11.7.1964 | GP Brands Hatch | 8 | #964 | John Coundley | John Coundley Racing Partnership | DNF |
| 11.7.1964 | LASC Harewood Acres [S+1.6] | | #959 | Vic Yachuk | | 1st |
| 11.7.1964 | LASC Harewood Acres [UR] | | #959 | Vic Yachuk | | 2nd |
| 11.7.1964 | LASC Harewood Acres [Final] | | #959 | Vic Yachuk | | DNF |
| 12.7.1964 | SCCA Divisional Cotati [CM+DM+EM+FM+GM] | 37 | #962 | Stan Peterson | Sivertsen & Peterson | 2nd |
| 12.7.1964 | Montjuich | | #956 | Charles Vögele | | 1st |
| 25.7.1964 | BARC Aintree Trophy | 23 | #964 | John Coundley | | DNS |
| 25.7.1964 | BARC Aintree Trophy | 24 | #953 | Brian Barton | | DNF |
| 25.7.1964 | Regional Mosport [Main] | | #959 | Vic Yachuk | | raced |
| 25.7.1964 | Regional Mosport [Modified] | | #963 | Norm Namerow | | 1st |
| 25.7.1964 | Regional Mosport [Main] | | #963 | Norm Namerow | | raced |
| 25.7.1964 | Regional Mosport [Modified] | | #959 | Vic Yachuk | | 2nd |
| 2.8.1964 | SCCA Divisional Kent [CM+DM+EM+FM+GM] | | #962 | Stan Peterson | | 2nd |
| 3.8.1964 | Guards Trophy Brands Hatch | 9 | #965 | Walt Hansgen | Mecom Racing Team | DNF |
| 3.8.1964 | Guards Trophy Brands Hatch | 35 | #964 | John Coundley | John Coundley Racing Partnership | 10th |
| 3.8.1964 | DMC Croft [Formula Libre] | | #953 | Brian Barton | | 4th |
| 3.8.1964 | DMC Croft [SR] | | #953 | Brian Barton | | ?th |
| 9.8.1964 | USRRC Meadowdale | 69 | #951 | Bobby Unser | Arciero Lotus | DNF |
| 9.8.1964 | Westwood Invitational | | #962 | Stan Peterson | | 3rd |
| 9.8.1964 | Westwood Invitational | | #957 | Jerry Grant | | 1st |
| 15.8.1964 | LASC Harewood Acres [Modified +1.6] | | #959 | Vic Yachuk | Ecurie Portland | 2nd |
| 15.8.1964 | LASC Harewood Acres | | #959 | Vic Yachuk | Ecurie Portland | 2nd |
| 23.8.1964 | SCCA Divisional Newport [CM+DM+EM+FM+GM] | | #962 | Stan Peterson | | 2nd |
| 29.8.1964 | Tourist Trophy | 5 | #964 | John Coundley | John Coundley | 7th |
| 30.8.1964 | USRRC Mid-Ohio | 8 | #957 | Jerry Grant | Bardahl Oil Company | NC |
| 30.8.1964 | USRRC Mid-Ohio | 24 | | Causey / Causey | Dean Causey | DNA |
| 5.9.1964 | BARC Oulton Park [Formula Libre] | 29 | #953 | Brian Barton | Entwistle and Walker (Bolton) Ltd. | 4th |
| 5.9.1964 | BARC Oulton Park [Sports] | 29 | #953 | Brian Barton | Entwistle and Walker (Bolton) Ltd. | 2nd |
| 5.9.1964 | Indian Summer Mosport [Modified] | | | Vic Hachuk | | 2nd |
| 12.9.1964 | ACC Aintree [Sports] | | #953 | George Pitt | | 1st |
| 13.9.1964 | Mont-Tremblant [SP] | 5 | #959 | Vic Yachuk | Ecurie Portland | DNF |
| 13.9.1964 | Mont-Tremblant [SP] | 18 | #963 | Peter Lerch | Comstock Racing Team | 3rd |
| 13.9.1964 | 500 mile Road America | 24 | #958 | Causey / Causey | Dean Causey | DNF |
| 26.9.1964 | GP Canada Mosport | 5 | #959 | Vic Yachuk | Portland Garages | DNS |
| 26.9.1964 | GP Canada Mosport | 8 | #957 | Jerry Grant | Bardahl Lubricants | DNA |
| 26.9.1964 | GP Canada Mosport | 41 | #963 | Peter Lerch | Peter Lerch | DNF |
| 3.10.1964 | BARC Aintree [S+1.0] | 26 | #953 | Brian Barton | | 1st |
| 3.10.1964 | BARC Aintree [Formula Libre] | 26 | #953 | Brian Barton | | 9th |
| 4.10.1964 | Pries von Tirol [Sports] | 32 | #961 | Harry Zweifel | Harry Zweifel | 4th |
| 11.10.1964 | 200 mile Riverside | 8 | #957 | Jerry Grant | Alan Green Chevrolet, Inc. | DNF |
| 11.10.1964 | 200 mile Riverside | 10 | #952b | Innes Ireland | Rosebud Racing - Tom O'Connor, Jr. | DNF |
| 11.10.1964 | 200 mile Riverside | 19 | #966 | Dan Gurney | Pacesetter Homes | DNF |
| 11.10.1964 | 200 mile Riverside | 96 | #951 | Bobby Unser | Arciero Bros. Racing | 6th |
| 17.10.1964 | SCCA Regional Laguna Seca [CM+DM+DM+EM+FM+GM] | | #962 | Stan Peterson | | DNF |
| 18.10.1964 | 200 mile Laguna Seca | 8 | #957 | Jerry Grant | Alan Green | 6th |
| 18.10.1964 | 200 mile Laguna Seca | 9 | #952b | Innes Ireland | Rosebud Racing | 9th |
| 18.10.1964 | 200 mile Laguna Seca | 19 | #966 | Dan Gurney | | 2nd |
| 18.10.1964 | 200 mile Laguna Seca | 37 | #962 | Stan Peterson | Autocourse | DNQ |
| 18.10.1964 | 200 mile Laguna Seca | 178 | #955 | Dave Tatom | Hahn Racing | DNA |
| 18.10.1964 | Regional Mont-Tremblant [Trophy] | 188 | | Larry Riley | | 13th |
| 18.10.1964 | 200 mile Laguna Seca | 196 | #951 | Bobby Unser | Arciero | DNF |
| 18.10.1964 | SCCA Divisional Indianapolis [CM+AP+BP] | | | Dave Causey | | 1st |
| 15.11.1964 | US Champions Riverside [CM+DM] | | #958 | Dave Causey | David F. Causey | DNA |
| 4.12.1964 | Governor's Trophy | 9 | #966 | Dan Gurney | Dan Gurney | 43rd |
| 4.12.1964 | Governor's Trophy | 54 | #957 | Jerry Grant | Alan Green | 39th |
| 4.12.1964 | Governor's Trophy | 76 | #954 | Charlie Kolb | Charles Kolb | 11th |
| 5.12.1964 | Nassau Classic | 9 | #966 | Dan Gurney | Dan Gurney | 2nd |
| 6.12.1964 | Nassau Trophy | 9 | #966 | Dan Gurney | Dan Gurney | 36th |
| 6.12.1964 | Nassau Trophy | 54 | #957 | Jerry Grant | Alan Green | 63rd |
| 6.12.1964 | Nassau Trophy | 76 | #954 | Charlie Kolb | Charles Kolb | 34th |