March 731
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| Category | Formula One | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Constructor | March Engineering | ||||||||||
| Designer(s) | Robin Herd | ||||||||||
| Predecessor | March 721 | ||||||||||
| Successor | March 741 | ||||||||||
| Technical specifications | |||||||||||
| Chassis | Aluminium monocoque | ||||||||||
| Axle track | 1,448 mm (57.0 in) (Front) 1,448 mm (57.0 in) (Rear) | ||||||||||
| Wheelbase | 2,438 mm (96.0 in) | ||||||||||
| Engine | Ford-Cosworth DFV 2,993 cc (182.6 cu in) 90° V8 naturally aspirated mid-mounted | ||||||||||
| Transmission | 1976: Hewland DG 400 6-speed manual. 1977: Hewland FGA 400 6-speed manual. | ||||||||||
| Weight | 1,270 lb (580 kg) | ||||||||||
| Tyres | Goodyear Firestone | ||||||||||
| Competition history | |||||||||||
| Notable entrants | March Engineering | ||||||||||
| Debut | 1973 Spanish Grand Prix[2] | ||||||||||
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| Constructors' Championships | 0 | ||||||||||
| Drivers' Championships | 0 | ||||||||||
| n.b. Unless otherwise stated, all data refer to Formula One World Championship Grands Prix only. | |||||||||||
The March 731 was a Formula One racing car designed by Robin Herd of March Engineering for the 1973 season which saw continued use through 1974.
Complete Formula One results
(key)
| Year | Entrant | Engine | Tyres | Drivers | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Points | WCC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973 | March Racing Team | Ford Cosworth DFV | G | ARG | BRA | RSA | ESP | BEL | MON | SWE | FRA | GBR | NED | GER | AUT | ITA | CAN | USA | 14 | 5th | |
| Henri Pescarolo | 8 | ||||||||||||||||||||
| Jean-Pierre Jarier | Ret | Ret | Ret | Ret | Ret | NC | 11 | ||||||||||||||
| Roger Williamson | Ret | Ret | |||||||||||||||||||
| Clarke-Mordaunt-Guthrie-Durlacher | Mike Beuttler | 7 | 11 | Ret | 8 | 11 | Ret | 16 | Ret | Ret | Ret | 10 | |||||||||
| Team Pierre Robert | Reine Wisell | DNS | Ret | ||||||||||||||||||
| LEC Refrigeration Racing | David Purley | Ret | DNS | Ret | 15 | 9 | |||||||||||||||
| Hesketh Racing | James Hunt | 9 | 6 | 4 | 3 | Ret | DNS | 7 | 2 | ||||||||||||
| 1974 | Hesketh Racing | Ford Cosworth DFV | G | ARG | BRA | RSA | ESP | BEL | MON | SWE | NED | FRA | GBR | GER | AUT | ITA | CAN | USA | 6* | 9th | |
| James Hunt | Ret | 9 | |||||||||||||||||||
| Dempster International Racing Team | Mike Wilds | DNQ |
* All points scored by other March chassis
References
- ^ "1973 March 731 Cosworth Specifications". Ultimatecarpage.com.
- ^ "March 731 • STATS F1". www.statsf1.com.
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