The Porsche 911 turbo
Everthing about the type 930, the turbo of the first and second generation.
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Technical specifications

type turbo (3.0) turbo (3.3)
series G-Series G-Series
engine flat-six cylinder engine (air cooled)
Porsche 911 turbo Engine 930/50 (1975)
flat-six cylinder engine (air cooled)
Porsche 911 turbo Engine 930/66 (1988)
displacement 2993 ccm (182.64 cin) 3299 ccm (201.32 cin)
bore x stock 95mm x 70,4mm (3.74 x 2.77 in) 97mm x 74,4 mm (3.82 x 2.93 in)
compression ratio 6,5:1 7,0:1
power 256,5 hp (191 kW) at 5500 rpm 296 hp (221 kW) at 5500 rpm
power per liter 84,8 hp 88,8 hp
max. torque 329 Nm at 4000 rpm 412 Nm at 4000 rpm
mixture supply Bosch K-Jetronic Bosch K-Jetronic
tank capacity 80 l (21.13 gal) 80 l (21.13 gal)
battery capacity 66 Ah 88 Ah
generator power 980 W 980 W
1050 W (from 09/1981)
1260 W (from 09/1983)
transmission
manual transmission 4-speed 4-speed 5-speed (1989 only)
gear ratio  
1. gear 2,250 2,250 3,154
2. gear 1,304 1,300 1,789
3. gear 0,893 0,893 1,269
4. gear 0,656 0,625 0,967
5. gear - - 0,756
powertrain ratio 4,220 4,220 3,444
chassis
breaking system dual-circuit dual-circuit
tyres / rims front 185/70 VR15 on 7Jx15
option:
205/50 VR15 on 7Jx15
205/55 VR16 on 7Jx16
tyres / rims rear 215/60 VR15 on 8Jx15
option:
225/50 VR15 on 8Jx15
225/50 VR16 on 8Jx16
245/45 VR16 on 9Jx16 (from 08/1985)
dimensions
L x W x H 4291 x 1775 x 1304 mm
168.94 x 69.88 x 51.34 in
4291 x 1775 x 1310 mm
168.94 x 69.88 x 51.57 in
wheelbase 2272 mm
89,45 in
2272 mm
89,45 in
track width front/rear 1432 mm / 1502 mm
56.38 in / 59.13 in
1432 mm / 1492 mm
56.38 in / 58.74 in
curb weight
gross vehicle weight
1210 kg (2667 lbs)
1525 kg (3362 lbs)
1380 kg (3042 lbs)
1680 kg (3704 lbs)
driving performance
V max 250 kph (155 mph) 260 kph (160 mph)
0-100 kph 6,0 s 5,5 s
0-200 kph 19,8 s 17,7 s
1 km standing start 24,0 s 24,0 s
mileage l/100 km
mileage mpg
ca. 20 l (Super)
ca. 11.76 mi
8,1/15,3/20,0 (Super 95 ROZ)
29/15.37/11.76 mi
miscellaneous
construction period 03/1975 - 07/1977 10/1977 - 07/1989 (Coupé)
02/1987 - 07/1989 (Cabriolet, Targa)
conversion table (US)
1 mi = 1,609344 km
1 in = 25,4 mm
1 gal = 3,78541178 l
1 cui = 16,3871 ccm
1 hp = 1,01387 PS
1 lbs = 0,45 kg

Porsche of the month
Photo: Roman Rätzke
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