Ferrari 642

The Ferrari 642 (also known as the Ferrari F1-91)^[4] was a Formula One racing car designed by Steve Nichols and Jean-Claude Migeot and was used by Scuderia Ferrari in the 1991 Formula One season. It was a development of the team's 641 chassis, which had mounted a championship challenge in 1990.

Ferrari 642

Alain Prost driving the 642 at the 1991 Monaco Grand Prix
Category	Formula One
Constructor	Ferrari
Designer(s)	Steve Nichols (Technical Director) Jean-Claude Migeot (Chief Designer) Claudio Lombardi (Chief Engine Designer)
Predecessor	641
Successor	643
Technical specifications[1]
Chassis	Carbon fibre composite monocoque
Suspension (front)	Double wishbones, push-rod actuated torsion bar springs and telescopic shock absorbers, anti-roll bar
Suspension (rear)	Double wishbones, push-rod actuated coil springs over telescopic shock absorbers, anti-roll bar
Axle track	Front: 1,800 mm (71 in) Rear: 1,675 mm (65.9 in)
Wheelbase	2,830 mm (111 in)
Engine	Ferrari Tipo 291, 3,499 cc (213.5 cu in), 65° V12, NA, mid-engine, longitudinally-mounted
Transmission	Ferrari 7-speed semi-automatic
Power	710-725 hp @ 13,800-14,500 rpm[2][3]
Weight	505 kg (1,113 lb)
Fuel	Agip
Tyres	Goodyear
Competition history
Notable entrants	Scuderia Ferrari SpA
Notable drivers	27. Alain Prost 28. Jean Alesi
Debut	1991 United States Grand Prix
Last event	1991 Mexican Grand Prix
Races Wins Podiums Poles F/Laps 6 0 2 0 2

Ferrari started the 1991 season with high hopes of winning the championship. Jean Alesi signed a contract with the Scuderia when Nigel Mansell returned to the Williams team. The 642's best result was a second-place taken by Alain Prost at the 1991 United States Grand Prix, held at the Phoenix street circuit.

The 642 was replaced by the Ferrari 643 at the 1991 French Grand Prix.

Complete results

(key) (results in italics indicate fastest lap)

Year	Team	Engine	Tyres	Drivers	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	Pts.	WCC
1991	Scuderia Ferrari SpA	Ferrari Tipo 291 V12	G		USA	BRA	SMR	MON	CAN	MEX	FRA	GBR	GER	HUN	BEL	ITA	POR	ESP	JPN	AUS	55.5*	3rd
				Alain Prost	2	4	DNS	5	Ret	Ret
				Jean Alesi	12	6	Ret	3	Ret	Ret

* 39.5 points scored using Ferrari 643

References

1. "Ferrari 642". www.statsf1.com. Retrieved 26 November 2020.
2. "Engine Ferrari". www.statsf1.com. Retrieved 26 November 2020.
3. "Ferrari F1-91 (1991) - Ferrari.com". www.ferrari.com. Retrieved 1 April 2023.
4. "Ferrari F1-91". Archived from the original on 27 September 2013. Retrieved 15 February 2020.