Fiat X1/9, 1982 MY US

The Fiat X1/9 is a 2 door coupé-bodied road car designed by Bertone with a mid mounted engine supplying power to the rear wheels. The 1.5 litre engine is a naturally aspirated, single overhead camshaft, 4 cylinder that produces 67 bhp (68 PS/50 kW) of power at 5250 rpm. The engine drives the wheels compliments of a 5 speed manual transmission. Stated weight at the kerb is 962 kg. Its maximum speed claimed is 171 km/h (106 mph).


Key facts

Fiat X1/9, 1982 MY US information summary

What body style?
2 door fixed-head coupé with 2 seats
How long?
3970 mm
How heavy?
962 kg
What size engine?
1.5 litre, 1498 cm3
How many cylinders?
4, Straight
How much power?
68 PS / 67 bhp / 50 kW @ 5250 rpm
How much torque?
How fast?
171 km/h, 106 mph
1982 Fiat X1/9 data
Applicable to the USA domestic market(s).
Body type2 seater fixed-head coupé
Number of doors2
dimensions & weights
Wheelbase 2200 mm 86.6 inches
Track/tread (front) 1355 mm 53.3 inches
Track/tread (rear) 1350 mm 53.1 inches
Length 3970 mm 156.3 inches
Width 1570 mm 61.8 inches
Height 1180 mm 46.5 inches
Ground clearance 125 mm 4.9 inches
length:wheelbase ratio 1.8
Kerb weight 962 kg 2121 lb
Weight distribution
fuel tank capacity 49 litres 10.8 UK Gal 12.9 US Gal
Drag coefficient
Frontal area
engine type naturally aspirated petrol
Engine manufacturer Fiat
Engine code
Cylinders Straight 4
Capacity 1.5 litre
1498 cc
(91.414 cu in)
Bore × Stroke 86.4 × 63.9 mm
3.4 × 2.52 in
Bore/stroke ratio 1.35
Valve gear single overhead camshaft (SOHC)
2 valves per cylinder
8 valves in total
maximum power output
68 PS (67 bhp) (50 kW)
at 5250 rpm
Specific output
44.7 bhp/litre
0.73 bhp/cu in
maximum torque

Specific torque
Engine construction cast iron block; light alloy head
compression ratio 8.5:1
Fuel system 1 We 34 DATR 7/250 carb
bmep (brake mean effective pressure)
Maximum RPM 6500 rpm
crankshaft bearings 5
Engine coolant Water
Unitary capacity 374.5 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 171 km/h (106 mph)
Power-to-weight ratio 70.61 PS/tonne (1000 kg)
51.94 kW/tonne (1000 kg)
69.65 bhp/tonne (1000 kg)
0.03 bhp/lb
Weight-to-power ratio 19.25 kg/kW
32.16 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
Engine position mid
Engine layout transverse
Drive wheels rear wheel drive  
Torque split N/A
Steering rack & pinion
turns lock-to-lock 3.100
Turning circle 10.00 m
Front suspension I.MS.CS.
Rear suspension I.MS.CS.
Wheel size front 5
Wheel size rear 5
Tyres front 165/70 SR 13
Tyres rear 165/70 SR 13
Brakes F/R Di/Di-S
Front brake diameter 227 mm
Rear brake diameter 227 mm
Braked area
Gearbox 5 speed manual
Top gear ratio 0.86
Final drive ratio 4.08
general ID85855
Production total
Model code
Model family
RAC rating 18.5
Insurance classification No information available
Tax band No information available
1982 Fiat X1/9 added 2001-08-07.
Last modified 2013-02-28.