With addition of side-ducted radiators, the car’s basic exterior shape was all-new and sleeker than its predecessor. #1: Used as a spare car at Rio, Imola, Spa, Monaco, Detroit, Circuit Paul Ricard, Silverstone, Hockenheim, Hungaroring, Monza, Estoril, Jerez, Suzuka, and Adelaide. However, the MP4/3 would have one important, and often overlooked, distinction.

#4: New car for Prost to race at Silverstone, Hockenheim, Hungaroring, Österreichring, Monza, Estoril, Jerez, Suzuka, and Adelaide.

McLaren still managed to finish 2nd overall, with 76 points, in the Constructor's Championship. There were three wins in 1987 with the MP4/3 by Alain Prost at Grand Prix of Brazil, Belgium, and Portugal. Even today the MP4/3 is still considered to be one of the most powerful F1 cars ever made, since turbo boost pressure would be reduced to 2.5 bar in 1988, which reduced horsepower. Car modified for Johansson for race use at Österreichring. The McLaren MP4/3 is a Formula One racing car built and run by McLaren International during the 1987 Formula One World Championship. The sixth car, known as the MP4/3B, was a test mule for the Honda engine that would power McLaren's hopes for 1988. [3], (key) (results in italics indicate fastest lap), From Infogalactic: the planetary knowledge core, https://infogalactic.com/w/index.php?title=McLaren_MP4/3&oldid=3949553, Creative Commons Attribution-ShareAlike License, About Infogalactic: the planetary knowledge core. First, the MP4/3 McLaren. Classic Cars Wiki is a FANDOM Lifestyle Community. It is almost impossible to predict events and just how momentous they just might be. The MP4/3’s aerodynamics were completely different from the MP4/2, and the car appeared much more low-slung, to take advantage of the maximum fuel capacity limit of 195 litres, rather than the 220 litre limit in effect from 1984 to 1985. After finishing the role, the sixth car went to Argentina and is on display at the Juan Manuel Fangio Museum in Balcarce. Stefan Johansson managed a few podium places, but he would be replaced in 1988 by Ayrton Senna. #2: Raced by Johansson at Rio, Imola, Spa, Monaco, Detroit, Paul Ricard, Silverstone, Hockenheim, and Hungaroring. #3: Raced by Alain Prost at Rio, Imola, Spa, Monaco, Detroit, and Paul Ricard.

The car was written-off in practice at Österreichring by Johansson, after a deer struck the car, and crashed. These horsepower figures put it not far off Porsche's all-time most powerful racing engine, the 5.4 litre 12-cylinder in the 917/30 which produced over 1,500 horsepower (1,100 kW) in qualifying. Its successor, the highly successful MP4/4, would be powered by the Honda V6 turbo. From the very first moments of taking over ownership of McLaren, Ron Dennis would be noted for employing only experts. Mclaren MP4-3, Chassis MP43-4, testing in 1987 at Silverstone, by Martin Lee - Flickr.com. McLaren MP4-4. It was designed under the leadership of American engineer Steve Nichols, after John Barnard quit the team in August 1986. The Porsche-TAG engine featured an updated Motronic 1.7 engine management system, and now produced 960 bhp (720 kW) in race trim and over 1,100 bhp (820 kW) in qualifying. The MP4/3 is the pinnacle of the development of the McLaren TAG-Porsche partnership. The MP4/3’s aerodynamics were completely different from the MP4/2, and the car appeared much more low-slung, to take advantage of the maximum fuel capacity limit of 195 litres, rather than the 220 litre limit in effect from 1984 to 1985. Over the course of its history, McLaren has completed 714 races and have garnered no less than 178 victories. Wheel Diameters (front/rear): 13in/13in; Wheel Rim widths (front/rear): 11.75in/16.30in; Disk brakes: McLaren/SEP; Steering assembly: SEP; Radiators: Secan; Fuel Tank: ATL; Battery: Sonnenschein; Wheelbase: 111in (2794mm); Width (front/rear): 72.5in (1841.5mm)/66.0in (1676.4mm); Gearbox weight: 121.3lb (55 kg); Chassis tub weight: 154.3lb (70 kg); Formula weight (dry): 1190.5lb (540 kg); Fuel capacity: 42.9gal (195L).

The McLaren MP4/3 is a Formula One racing car built and run by McLaren International during the 1987 Formula One World Championship. Steve Nichols tervezte, miután 1986 végén az addigi vezető tervező, John Barnard a Ferrarihoz távozott. Called the MP4/1, the new car with the Cosworth DFV normally-aspirated engine would go on to score four victories in 1982 and would follow it up with a single victory in 1983. Had it been in the hands of Prost it may have done even better.