The Arrows A9 was a

Formula One Formula One (also known as Formula 1 or F1) is the highest class of international racing for open-wheel single-seater formula racing cars sanctioned by the Fédération Internationale de l'Automobile (FIA). The World Drivers' Championship, ...

car which the Arrows team used to compete in the

1986 Formula One season The 1986 FIA Formula One World Championship was the 40th season of FIA Formula One motor racing. It featured the 1986 Formula One World Championship for Drivers and the 1986 Formula One World Championship for Manufacturers, both of which comme ...

. It was powered by the massively-powerful ''

BMW M12/13 The BMW M12/13 turbo was a 1499.8 cc 4-cylinder turbocharged Formula One engine, based on the standard BMW M10 engine introduced in 1961, powered the F1 cars of Brabham, Arrows and Benetton. Nelson Piquet won the FIA Formula One Drivers' ...

'' turbocharged

inline-four A straight-four engine (also called an inline-four) is a four-cylinder piston engine where cylinders are arranged in a line along a common crankshaft. The vast majority of automotive four-cylinder engines use a straight-four layout (with the ...

engine. Unlike the BMWs used by the

Brabham Brabham () is the common name for Motor Racing Developments Ltd., a British racing car manufacturer and Formula One racing team. Founded in 1960 by Australian driver Jack Brabham and British-Australian designer Ron Tauranac, the team won four ...

and Benetton teams whose engines were maintained and updated regularly by BMW, the Arrows engines were maintained by Swiss engine guru Heini Mader and were rated as the least powerful of the BMW runners. The A9 was supposed to replace the ageing A8 car, but it turned out to be worse than its predecessor. The new car was the team's first carbon composite chassis, built by

British Aerospace British Aerospace plc (BAe) was a British aircraft, munitions and defence-systems manufacturer. Its head office was at Warwick House in the Farnborough Aerospace Centre in Farnborough, Hampshire. Formed in 1977, in 1999 it purchased Marconi ...

but delays in manufacture caused the car to be late. Its lack of performance caused Dave Wass to quit Arrows. Because of this, the team stuck with the A8 from the previous season. As a result, the A9 only saw action at three races, at the

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and

Austrian Austrian may refer to: * Austrians, someone from Austria or of Austrian descent ** Someone who is considered an Austrian citizen, see Austrian nationality law * Austrian German dialect * Something associated with the country Austria, for example: ...

Grands Prix, in the hands of

Thierry Boutsen Thierry Marc Boutsen (born 13 July 1957) is a Belgian former racing driver who raced for the Arrows, Benetton, Williams, Ligier and Jordan teams in Formula One. He competed in 164 World Championship Grands Prix (163 starts), winning three rac ...

, in both of these races the car failed to finish after its turbocharger failed. At the Hungarian Grand Prix teammate

Christian Danner Christian Josef Danner (born 4 April 1958) is a former racing driver from Germany. Career Formula Two and Formula 3000 The son of car safety expert Max Danner, Danner started his motor racing career immediately after leaving school in 1977. Aft ...

raced the A9 but retired after 7 laps with rear suspension failure. The Arrows team found that the rear end was the major problem with the A9 and for a couple of races it was run with its new front end joined to the rear end of the A8. While this actually improved the performance of the new car, Arrows soon returned to running the older A8 for the balance of the season. Arrows finished the season in 10th place, with a single point, earned by Boutsen's teammate

in Austria while driving the A8.

Complete Formula One results

(

key Key or The Key may refer to: Common meanings * Key (cryptography), a piece of information that controls the operation of a cryptography algorithm * Key (lock), device used to control access to places or facilities restricted by a lock * Key (map ...

) * scored with the

Arrows A8 The Arrows A8 was a Formula One car, designed by Dave Wass, which the Arrows team used to compete in the and Formula One seasons. Powered by the BMW M12 turbocharged engine, its best finish was when Thierry Boutsen drove it to second place at t ...

References

Arrows A9 at f1db
A09 {{F1-stub