MediaEntrantsGridGrand Prix

| Nr | Driver | Team | Car | Engine | Tyre | 
|---|---|---|---|---|---|
| 1 |  Peter Whitehead | P. N. Whitehead |  Ferrari 125 [114] | Ferrari 125 V12C 1.5 | - | 
| 2 |  Bob Gerard | F. R. Gerard |  ERA B [R14B] | ERA L6C 1.5 | - | 
| 3 |  Brian Shawe-Taylor | B. N. Shawe-Taylor |  ERA B/C [R8C] | ERA L6C 1.5 | - | 
| 4 |  Louis Rosier | Écurie (Louis) Rosier |  Talbot-Lago T26C-DA [110053] | Talbot 23 CV L6 4.5 | - | 
| 5 |  Guy Mairesse | Écurie (Louis) Rosier |  Talbot-Lago T26C-GS [110055] | Talbot 23 CV L6 4.5 | - | 
| 6 |  Yves Giraud-Cabantous | Yves Giraud-Cabantous |  Talbot-Lago T26C [110009] | Talbot 23 CV L6 4.5 | - | 
| 7 |  Prince Bira | Ecurie Royale Siam |  Maserati 4CLT/48 [1607] | Osca 4500 V12 4.5 | - | 
| 8 |  Johnny Claes | Écurie Belge |  Talbot-Lago T26C-DA [110052] | Talbot 23 CV L6 4.5 | - | 
| 9 |  Giuseppe Farina | Alfa Romeo SpA |  Alfa Romeo 159 | Alfa Romeo 159/M L8C 1.5 | - | 
| 10 |  Duncan Hamilton | J. D. Hamilton |  Talbot-Lago T26C [110011] | Talbot 23 CV L6 4.5 | - | 
| 11 |  Philip Fotheringham-Parker | J. D. Hamilton & P. F. Parker |  ERA B [R5B] | ERA L6C 1.5 | - | 
| 12 |  David Hampshire | R. Parnell |  Maserati 4CLT/48 [1596] | Maserati 4CL L4C 1.5 | - | 
| 14 |  Noel Hillis | N. Hillis |  Maserati 6CM [1547] | Maserati 6CM L6C 1.5 | - | 
| 15 |  Emmanuel de Graffenried | Enrico Platé |  Maserati 4CLT/48 [1601] | Maserati 4CL L4C 1.5 | - | 
| 16 |  Louis Chiron | Enrico Platé |  Maserati 4CLT/48 [1598] | Maserati 4CL L4C 1.5 | - | 
| 17 |  Reg Parnell | G. A. Vandervell |  Ferrari 375 Thin Wall Special [125-C-02] | Ferrari 375 V12 4.5 | - | 
| 18 |  Peter Walker | R. R. C. Walker |  Delage 15S8 [WMG102] | ERA L6C 1.5 | - | 
| 19 |  Graham Whitehead | A. G. Whitehead |  ERA B [R10B] | ERA L6C 1.5 | - | 
| 20 |  Wilkie Wilkinson | E. J. Wilkinson |  ERA B [R9B] | ERA L6C 1.5 | - | 
| 21 |  Philippe Étancelin | Philippe Étancelin |  Talbot-Lago T26C-DA [110054] | Talbot 23 CV L6 4.5 | - | 
| 22 |  Bobbie Baird | W. R. Baird |  Baird Griphon | Maserati 4CL L4C 1.5 | - | 
| 23 |  David Murray | Scuderia Ambrosiana |  Maserati 4CLT/48 [1593] | Maserati 4CL L4C 1.5 | - | 
| 24 |  Geoff Richardson | G. N. Richardson |  RRA - | ERA L6C 1.5 | - | 
| 25 |  Joe Kelly | J. Kelly |  Alta GP [1003] | Alta L4C 1.5 | - | 
| Official Name | V Ulster Trophy | 
|---|---|
| Circuit | Dundrod | 
| Date | June 2 | 
| Pole | Giuseppe Farina 04:51.800 | 
| Fastest Lap | Giuseppe Farina 04:44.000 | 
| Podium | 1st Giuseppe Farina (26) , 2nd Reg Parnell (1) , 3rd Brian Shawe-Taylor | 
| Prev race | Grand Prix de Paris May 20 | 
| Next race | Circuito da Quinta da Boa Vista June 24 | 
| P | N | Driver | Team | Car | Engine | Tyre | Time | Laps | FL | Led | Gr | Pts | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 9 |  Giuseppe Farina | Alfa Romeo SpA |  Alfa Romeo 159 | Alfa Romeo 159/M L8C 1.5 | - | 02:11:21.800 | 27 | 04:44.000 | 26 | 1 | 0 | 
| 2 | 17 |  Reg Parnell | G. A. Vandervell |  Ferrari 375 Thin Wall Special [125-C-02] | Ferrari 375 V12 4.5 | - | 02:12:34.200 | 27 | 04:47.400 | 1 | 2 | 0 | 
| 3 | 3 |  Brian Shawe-Taylor | B. N. Shawe-Taylor |  ERA B/C [R8C] | ERA L6C 1.5 | - | +1 lap | 26 | 04:59.800 | 0 | 3 | 0 | 
| 4 | 2 |  Bob Gerard | F. R. Gerard |  ERA B [R14B] | ERA L6C 1.5 | - | +1 lap | 26 | 04:59.400 | 0 | 4 | 0 | 
| 5 | 6 |  Yves Giraud-Cabantous | Yves Giraud-Cabantous |  Talbot-Lago T26C [110009] | Talbot 23 CV L6 4.5 | - | +1 lap | 26 | 05:06.000 | 0 | 6 | 0 | 
| 6 | 23 |  David Murray | Scuderia Ambrosiana |  Maserati 4CLT/48 [1593] | Maserati 4CL L4C 1.5 | - | +2 laps | 25 | 05:08.800 | 0 | 7 | 0 | 
| 7 | 4 |  Louis Rosier | Écurie (Louis) Rosier |  Talbot-Lago T26C-DA [110053] | Talbot 23 CV L6 4.5 | - | +2 laps | 25 | 05:09.200 | 0 | 14 | 0 | 
| 8 | 18 |  Peter Walker | R. R. C. Walker |  Delage 15S8 [WMG102] | ERA L6C 1.5 | - | +3 laps | 24 | 05:21.200 | 0 | 11 | 0 | 
| 9 | 8 |  Johnny Claes | Écurie Belge |  Talbot-Lago T26C-DA [110052] | Talbot 23 CV L6 4.5 | - | +3 laps | 24 | 05:26.800 | 0 | 16 | 0 | 
| 10 | 12 |  David Hampshire | R. Parnell |  Maserati 4CLT/48 [1596] | Maserati 4CL L4C 1.5 | - | +3 laps | 24 | 05:13.000 | 0 | 10 | 0 | 
| 11 | 21 |  Philippe Étancelin | Philippe Étancelin |  Talbot-Lago T26C-DA [110054] | Talbot 23 CV L6 4.5 | - | +3 laps | 24 | 05:25.200 | 0 | 15 | 0 | 
| 12 | 5 |  Guy Mairesse | Écurie (Louis) Rosier |  Talbot-Lago T26C-GS [110055] | Talbot 23 CV L6 4.5 | - | +4 laps | 23 | 05:35.200 | 0 | 17 | 0 | 
| 13 | 11 |  Philip Fotheringham-Parker | J. D. Hamilton & P. F. Parker |  ERA B [R5B] | ERA L6C 1.5 | - | +9 laps | 18 | 05:48.000 | 0 | 13 | 0 | 
| DNF | 15 |  Emmanuel de Graffenried | Enrico Platé |  Maserati 4CLT/48 [1601] | Maserati 4CL L4C 1.5 | - | Oil leak | 11 | 06:02.600 | 0 | 5 | 0 | 
| DNF | 20 |  Wilkie Wilkinson | E. J. Wilkinson |  ERA B [R9B] | ERA L6C 1.5 | - | Mechanical | 9 | 05:29.000 | 0 | 9 | 0 | 
| DNF | 25 |  Joe Kelly | J. Kelly |  Alta GP [1003] | Alta L4C 1.5 | - | Mechanical | 6 | 05:29.000 | 0 | 20 | 0 | 
| DNF | 19 |  Graham Whitehead | A. G. Whitehead |  ERA B [R10B] | ERA L6C 1.5 | - | Fire | 5 | 05:26.000 | 0 | 8 | 0 | 
| DNF | 10 |  Duncan Hamilton | J. D. Hamilton |  Talbot-Lago T26C [110011] | Talbot 23 CV L6 4.5 | - | Distributor | 3 | 05:32.000 | 0 | 12 | 0 | 
| DNF | 16 |  Louis Chiron | Enrico Platé |  Maserati 4CLT/48 [1598] | Maserati 4CL L4C 1.5 | - | Accident | 3 | 05:25.000 | 0 | 19 | 0 | 
| DNS | 1 |  Peter Whitehead | P. N. Whitehead |  Ferrari 125 [114] | Ferrari 125 V12C 1.5 | - | Piston | 0 | 0 | 18 | 0 | |
| DNS | 22 |  Bobbie Baird | W. R. Baird |  Baird Griphon | Maserati 4CL L4C 1.5 | - | Engine | 0 | 0 | 0 | ||
| DNS | 24 |  Geoff Richardson | G. N. Richardson |  RRA - | ERA L6C 1.5 | - | Accident | 0 | 0 | 0 | ||
| DNA | 7 |  Prince Bira | Ecurie Royale Siam |  Maserati 4CLT/48 [1607] | Osca 4500 V12 4.5 | - | DNA | 0 | 0 | 0 | ||
| DNA | 14 |  Noel Hillis | N. Hillis |  Maserati 6CM [1547] | Maserati 6CM L6C 1.5 | - | DNA | 0 | 0 | 0 |