A W16 engine is a sixteen-cylinder
piston engine with four banks of four cylinders in a
W configuration.
W16 engines are rarely produced, with the notable exception of the
Volkswagen Group 8.0 WR16 engine, which has been used since 2005 in the
Bugatti Veyron
The Bugatti Veyron EB 16.4 is a mid-engine sports car, designed and developed in Germany by the Volkswagen Group and Bugatti and manufactured in Molsheim, France, by French automobile manufacturer Bugatti. It was named after the racing driver P ...
,
Bugatti Chiron
The Bugatti Chiron is a mid-engine two-seater sports car designed and developed in Germany by Bugatti Engineering GmbH and manufactured in Molsheim, France, by French automobile manufacturer Bugatti Automobiles S.A.S. The successor to the B ...
and their related models.
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Volkswagen Group
The W16 engine that Volkswagen Group uses in its Bugatti Veyron and Chiron has a displacement of and
four turbocharger
In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pro ...
s. It is effectively two narrow-angle VR8 engines (based on the
VR6 design) mated at an included angle of 90 degrees on a common crankshaft.
The most powerful version of this engine, installed in the
Bugatti Bolide,
generates at 7,000 rpm.
At the 1999
Geneva Auto Salon,
Bentley presented
Hunaudières, a concept two-seated mid-engined car with an 8-litre W16 engine. The engine was the basis for the
Bugatti Veyron
The Bugatti Veyron EB 16.4 is a mid-engine sports car, designed and developed in Germany by the Volkswagen Group and Bugatti and manufactured in Molsheim, France, by French automobile manufacturer Bugatti. It was named after the racing driver P ...
.
Another concept car from Volkswagen Group to have the W16 engine is the
Audi Rosemeyer, introduced in 2000 and shown at various auto salons. The engine fitted to Rosemeyer is the only W16 variation to have five valves per cylinder.
Other manufacturers
In 1916, a rotary valve W16 engine was built in France by Gaston Mougeotte.
The
Jimenez Novia, a one-off sports car built in 1995, used a W16 engine with two crankshafts.
Built by combining four
Yamaha FZR1000 inline-four motorcycle engines, the engine has a displacement of , eight camshafts and five valves per cylinder, and produces .
References
{{Piston engine configurations
Piston engine configurations
16
16-cylinder engines