|
X1/9 1300, as originally produced
from 1972
| Type designation |
Type X1/9 sports coupe |
| Built |
Turin, Italy, 1972 to 1978 |
| Numbers manufactured |
Approximately 100,000 (precise figures not available) |
| Drive configuration |
Mid-engine, rear drive. Engine transversely mounted behind
seats |
| Engine |
Fiat Type 128AS.OOO. Four cylinders, in line, transversely
mounted across car. Cast iron cylinder block, with light-alloy cylinder
head. Two valves per cylinder, in line, operated by single overhead camshaft,
driven by belt from nose of crankshaft. Bore, stroke and capacity 86 x
55.5mm, 1,290cc (3.39 x 2.19 in, 78.7 cu in) 8.9:1 compression
ratio
One downdraught dual-choke Weber Type 32 DMTR 22 carburettor Maximum power
75bhp (DIN) at 6,000rpm. 9.2:1, and 73bhp from 1977 in the UK Maximum torque
72lb ft at 3,400rpm (USA version, from 1974) 8.5:1 compression ratio. Maximum
power 66bhp at 5,800rpm. Maximum torque 68lb ft at 3,600rpm |
| Transmission |
Four-speed Fiat 128 gearbox, in unit with transversely-mounted
engine, and final drive. Four forward speeds, with synchromesh on each
ratio. Internal gearbox ratios: 3.583, 2.235, 1.454, 0.959, reverse 3.714:1
Helical spur gear final drive, ratio 13/53 = 4.077:1 Overall fourth gear
ratio 3.91:1 |
| Chassis |
Sheet steel monocoque, combined body/chassis unit, built
for Fiat by
Bertone of Turin
Wheelbase 7ft 2.75in (220cm)
Track (front) 4ft 4.5in (133.5cm)
Track (rear) 4ft 5.0in (134.5cm) |
|
|
| Suspension |
Front: Independent, by coil springs, MacPherson struts,
lower wishbones, and telescopic dampers. No anti-roll bar Rear: Independent,
by coil springs, MacPherson struts, semi-trailing lower wishbones, and
telescopic dampers No anti-roll bar |
| Steering |
Rack and pinion; 3.1 turns lock-to-lock |
| Brakes |
Discs at front and rear, with no vacuum servo assistance.
Front discs 8.9in dia; rear discs 8.9in dia. Mechanical operation of centrally-mounted
handbrake |
| Wheels and tyres |
Cast-alloy bolt-on road wheels, or pressed-steel bolt-on
road wheels, depending on market in which sold, with four-stud fixing,
13in rim diameter, 4.5in rims and 145-13in Pirelli tyres (steel rims) or
5.0in wheel rim width, 165/70SR-13in Pirelli or Michelin radial-ply tyres.
(Alloy rims) |
| Bodywork |
All steel body style, with removable 'Targa' type of roof
panel (can be stowed in the front luggage compartment), built integrally
with load-bearing 'chassis' monocoque, by Bertone of Turin; final assembly
by Fiat, also in Turin Dimensions: (European markets) Overall length 12ft
6.75in (383cm); overall width 5ft 1.75in (157cm); overall height 3ft 10in
(117cm). Unladen weight 2010lb (913kg). (USA market) Overall length 12ft
9.5in (390cm). Unladen weight 2.1 56lb (978kg); other dimensions as before |
| Electrical system |
12 volt, 45 amp hr battery. Negative earth system, including
Marelli components, and alternator. Ignition by Marelli; Marelli, Bosch
or Champion spark plugs |
| Fuel system |
Mid-mounted fuel tank, behind seats, 10.8 (Imperial) gallons
(49 litres). Average fuel consumption 31mpg (9.2 litres/100km) |
|
|
| Performance |
(European version) Source Autocar, 1977: Maximum
speed 99mph. Maximum speeds in gears, 3rd gear 77mph; 2nd gear 50mph; 1st
gear 31mph.
Acceleration: 0-60mph 12.7sec; Standing - -mile 18.8sec; Acceleration in
gears: Top: 20-40mph 11.7sec; 50-70mph 13.5sec. Third: 20-40mph 6.4sec;
50-70mph 8.7sec. Fuel consumption: 28 to 40mpg (Imperial)
(USA version) Source Road & Track, 1974: Maximum speed 93mph. Maximum
speed in gears, 3rd gear 75mph; 2nd gear 49mph; 1st gear 30mph. Acceleration:
0-60mph 15.3sec. Standing - -mile 20.1sec. Fuel consumption: 30mpg (USA)
= 36mpg (Imperial) |
X1/9 1500, as produced from autumn
1978
| Type designation |
X1/9 1500 5-speed |
| Built |
Turin, Italy, 1978 to date |
| Numbers manufactured |
Approximately 50,000 (precise figures not available) |
Basic style, design, and layout as for original Xi/9
1300, except for following technical differences:
| Engine |
Bore, stroke and capacity 86.4 x 63.9mm, 1,498cc
(3.40 x 2.52in, 91.5cu in). 9.2:1 compression ratio. One downdraught dual-choke |
|
Weber Type 34DATR 7/250 carburettor Maximum power 85bhp
(DIN) at 6,000rpm. Maximum torque 87lb ft at
3,200rpm
(USA version) 8.5:1 compression ratio. Maximum power 67bhp (SAE net) at
5,250rpm. Maximum torque 76lb ft at 3,000rpm |
| Transmission |
Five-speed Fiat Ritmo/Strada gearbox, in unit with transversely-mounted
engine and final drive. Five forward speeds, with synchromesh on each ratio.
Internal gearbox ratios: 3.583, 2.235, 1.454, 1.042, 0.863, reverse 3.714:1.
Helical spur gear final drive ratio, ratio 13/53 = 4.077:1. Overall fifth
gear ratio 3.52:1 |
| Wheels and tyres |
Pressed-steel (USA), cast-alloy (other markets), both with
5.0in rims, and 165/70SR13in tyres |
| Bodywork |
Overall length (Europe and USA) 13ft 0.3in (397cm). Unladen
weight (Europe) 2,010lb (912kg) |
| Fuel system |
Average fuel consumption 26mpg (10.8 litres/100km) |
| Performance |
(European version) Source Autocar, 1979 Maximum speed 106mph.
Maximum speeds in gears, 4th gear 104mph; 3rd gear 75mph; 2nd gear 49mph;
1st gear 30mph. Acceleration: 0-60mph 11.0sec. Standing - - mile 17.8sec.
Acceleration in gears: Top: 20-40mph 11.7sec; 50-70mph 12.2sec; Fourth:
20-40mph 8.3sec; 50-70mph 9.4sec; Third: 20-40mph 5.4sec; 50-70mph 7.4sec.
Fuel consumption: 24 to 34mpg (Imperial) (USA Federal version) Source Road
& Track, 1979 Maximum speed 110mph. Maximum speeds in gears: 4th gear
105mph; 3rd gear 78mph; 2nd gear 50mph; 1st gear 32mph Acceleration: 0-60mph
11.1sec. Standing - -mile 18.3sec. Fuel consumption: 28mpg (USA) = 33.5mpg
(Imperial) (I suspect that this car was 'super standard') |
Xl/9 1500 with fuel-injection, as
produced for USA in 1982
Basic specification as for 1979-type
'Federal'X 1/9 1500 except for following technical differences:
| Engine |
Bosch L-Jetronic fuel injection. Maximum power
75bhp (DIN) at 5,500rpm; Maximum torque 79lb ft at 3,000rpm. |
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