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Porsche 917/10-72 – Specifications & Performance

Technical Specifications

Porsche 917/10

1972 Porsche 917/10 Specifications

type Racing Car
production years 1971 – 1972
built at Germany
engineers
Hans Mezger, Helmut Flegl
production 14
price $ $78,000
successor
1973 Porsche 917/30 Spyder
engine 912.51 180º Flat 12
position
Stressed Mid Longitudinal
aspiration Twin Turbo
ignition
Twin Spark, Dual 12V Distributors
block material
RZ5 Magnesium Alloy w/Chromal Cylinders, Aluminum Alloy Cylinder Heads
valvetrain
Gear Driven DOHC, 2 Valves per Cyl
fuel feed
Indirect, Mechanical Bosch Fuel Injection
displacement 4494 cc / 274.24 in³
bore 85 mm / 3.35 in
stroke 66 mm / 2.60 in
compression 6.5:1
engine designer Valentin Schäffer
power
624.9 kw / 838 bhp @ 8000 rpm
specific output 186.47 bhp per litre
bhp/weight 1074.36 bhp per tonne
torque
833.2 nm / 614.55 ft lbs @ 6600 rpm
body / frame
Polyester & Fiberglass Panels over Aluminum Spaceframe
driven wheels RWD
front brakes
Internally Vented Discs w/Dual-Circuit Calipers
rear brakes
Internally Vented Discs w/Dual-Circuit Calipers
steering Rack & Pinion
f suspension
Arms w/Coil Springs, Bilstein Shocks
r suspension
Arms w/Coil Springs, Bilstein Shocks
curb weight 780 kg / 1720 lbs
wheelbase 2316 mm / 91.2 in
front track 1620 mm / 63.8 in
rear track 1638 mm / 64.5 in
length 4385 mm / 172.6 in
width 2100 mm / 82.7 in
height 1155 mm / 45.5 in
transmission 4-Speed Manual
tran clutch
Borg & Beck Tripple Plate
top speed ~353.98 kph / 220 mph
0 – 100 mph ~2.9 seconds
drag 0.66 Cd
fuel econ epa
85.53 L/100 km or 2.75 mpg-us
fuel capacity 330 litres or 87.12 gal.
key drivers
Mark Donohue, George Follmer
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