March 731

Formula One car

Racing car model

March 731^[1]

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]

Races	Wins	Podiums	Poles	F/Laps
40^[3]	0	2	0	1

Constructors' Championships

Drivers' Championships

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
	Hesketh Racing			James Hunt	Ret	9
	Dempster International Racing Team			Mike Wilds										DNQ

* All points scored by other March chassis

References

Wikimedia Commons has media related to March 731.

^ "1973 March 731 Cosworth Specifications". Ultimatecarpage.com.
^ "March 731 • STATS F1". www.statsf1.com.
^ "March 731". Retrieved 25 October 2022.

March Engineering

Founders: Max Mosley; Alan Rees; Graham Coaker; Robin Herd

Notable drivers: Chris Amon; Jo Siffert; Niki Lauda; Ronnie Peterson; Vittorio Brambilla; Henri Pescarolo; Lella Lombardi

Formula One cars: 701; 711; 721; 731; 741; 751; 761; 2-4-0; 771; 781; 811; 821; 87P; 871; 881; CG891; CG911B

Formula Two cars: 702; 712; 722; 732; 742; 752; 762; 772; 782; 792; 802; 812; 822; 832; 842; 85J; 86J

Formula 3000 cars: 85B; 86B; 87B; 88B; 89B

Indy Lights cars: March 86A

Formula 5000 cars: 72A; 73A; 74A; 75A; 76A

Formula 3 cars: 693; 703; 713M; 713S; 723; 733; 743; 753; 763; 773; 783; 793; 803; 813

CART cars: 81C; 82C; 83C; 84C; 85C; 86C; 87C; 88C; 89C; 89P; 89CE; 90P; 90CA

Sports prototype cars: 707; 717; 817; 827; RC82; 82G; 83G; 832; 847; 84G; 85G; 86G; 87G; 88G; R87E; R88C

Group 5/Group 6 cars: 73S; 74S; 75S; 76S; 77S

Sports 2000 cars: 81S; 82S; 83S; 84S

v t e « previous Cars that competed in the 1973 Formula One season next »
Brabham BT37 Brabham BT42 BRM P160C/P160D/P160E Ensign N173 Ferrari 312B2 Ferrari 312B3 Iso-Marlboro FX3B Iso-Marlboro IR Lotus 72D/72E March 721G March 731 McLaren M19A/M19C McLaren M23 Shadow DN1 Surtees TS9B Surtees TS14A Tecno PA123B Tecno E731 Tyrrell 004 Tyrrell 005 Tyrrell 006

v t e « previous Cars that competed in the 1974 Formula One season next »
Amon AF101 Brabham BT42 Brabham BT44 BRM P160E BRM P201 Ensign N174 Ferrari 312B3-74 Hesketh 308 Iso-Marlboro FW Lola T370 Lotus 72E Lotus 76 Lyncar L006 Maki F101B March 731 March 741 McLaren M23 Parnelli VPJ4 Penske PC1 Shadow DN1 Shadow DN3 Surtees TS16 Token RJ02 Trojan T103 Tyrrell 004 Tyrrell 005 Tyrrell 006 Tyrrell 007