BMW Goldfish V16
Encyclopedia
The BMW
BMW
Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

 V16 engine
V16 engine
A V16 engine is a V engine with 16 cylinders. Engines of this number of cylinders are uncommon in automotive use.A V16 engine is perfectly balanced regardless of the V angle without requiring counter-rotating balancing shafts which are necessary to balance Straight-4 and odd number of cylinder...

 known as the project Goldfish is a SOHC 32-valve V16
V16 engine
A V16 engine is a V engine with 16 cylinders. Engines of this number of cylinders are uncommon in automotive use.A V16 engine is perfectly balanced regardless of the V angle without requiring counter-rotating balancing shafts which are necessary to balance Straight-4 and odd number of cylinder...

 6.7 litre prototype automotive piston
Piston
A piston is a component of reciprocating engines, reciprocating pumps, gas compressors and pneumatic cylinders, among other similar mechanisms. It is the moving component that is contained by a cylinder and is made gas-tight by piston rings. In an engine, its purpose is to transfer force from...

 engine
Engine
An engine or motor is a machine designed to convert energy into useful mechanical motion. Heat engines, including internal combustion engines and external combustion engines burn a fuel to create heat which is then used to create motion...

 based on BMW M70
BMW M70
The BMW M70 is a V12 piston engine and featured heavily in the 7-Series and 8-Series BMWs of the late 80s and early 1990s. Models included:*1988–1994 BMW 750i*1988–1994 BMW 750iL*1991–1993 BMW 850i*1993–1995 BMW 850Ci*1994–1996 BMW 850Csi...

 V12
V12 engine
A V12 engine is a V engine with 12 cylinders mounted on the crankcase in two banks of six cylinders, usually but not always at a 60° angle to each other, with all 12 pistons driving a common crankshaft....

 engine.

Development

It was developed in late 1980s by BMW
BMW
Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

 engineers as the top performance offer for the BMW
BMW
Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

 7-series (E32).

In July 1987 the development started and by the beginning of the 1988 the engine was ready. It was put on dynamometer in January 1988 and was tested throughout February 1988. Later it was installed in a modified long-based BMW 7-series (E32) and was mated with the 6-speed manual gearbox taken from BMW 8-series (E31)
BMW 8 Series
The BMW 8 Series is a V8- or V12-engined 2-door 2+2 coupe built by BMW from 1989 to 1999. While it did supplant the original E24 based 6 Series in 1991, a common misconception is that the 8 Series was developed as a successor...

.

The engine never reached production and remained to show the possibilities of BMW engineers.

Technology & Performance

The engine design virtually copies the BMW M70
BMW M70
The BMW M70 is a V12 piston engine and featured heavily in the 7-Series and 8-Series BMWs of the late 80s and early 1990s. Models included:*1988–1994 BMW 750i*1988–1994 BMW 750iL*1991–1993 BMW 850i*1993–1995 BMW 850Ci*1994–1996 BMW 850Csi...

 V12 layout but with 4 more cylinders added.
  • 6651 cc V16 engine

  • Cast aluminum block and cylinder heads.

  • SOHC, 2 valves per cylinder.

  • Bore and stroke: 84 mm (3.3 in) x 75 mm (3 in). Bore spacing: 91 mm (3.6 in).

  • Compression ratio: 8.8:1

  • Maximum power: 408 hp @ 5200 rpm

  • Maximum torque: 637 newton metre torque @ 3900 rpm

  • Redline: 6000 rpm

  • Engine Management: 2 separate Bosch DME 3.3 for each bank

  • Dry weight: 310 kg (683 lb)
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