Porsche 917 16-Cylinder Prototype 

  • 1971
  • 840 HP 6.7L
 
Five-liter flat-12s produced up to 950 bhp and helped George Follmer win the 1972 championship.
by www.supercars.net
He got the impression that it could be turbocharged up to 2000 bhp.
by www.supercars.net

Data points Key details of the Porsche 917 16-Cylinder Prototype

Horsepower

917 16-Cylinder Prototype
840 HP
GT 86
197 HP
Nissan 350Z
283 HP

Engine size

917 16-Cylinder Prototype
6,700 cc
GT 86
2,000 cc
Nissan 350Z
3,500 cc

In The News From around the web

10
Dec

Porsche 917 16-Cylinder Prototype

www.supercars.net
Eventually this was the chosen route, but it didn't reach fruition until a larger 16-cylinder engine was tried.
The design was scalable like the type 912 and could be used with a displacement ranging from 6.0 to 7.2 liters.

Specifications Full list of technical specs

general

Brand Porsche
Type of car Production car
Year 1971

transmission

Gearing Traditional

suspension, wheels & brakes

Front brakes Disc
Rear brakes Disc

power & handling

Maximum hp 840 HP @ 8,300 RPM
Max RPM 8,500 RPM
Steering system Rack and pinion

engine

Displacement 6,700 cc
Air compressor None
Fuels Gas
Compression ratio 10.5:1
Bore/stroke 3.42 in / 2.77 in
Valvetrain DOHC
Valves per cylinder 2 valves
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