1989 Cadillac STS

This car has a 4 door saloon (sedan) type body with a front located engine delivering its power to the front wheels. Its 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a capacity of 4.5 litres. This unit musters power and torque figures of 180 bhp (183 PS/134 kW) at 4300 rpm and 332 Nm (245 lbft/33.9 kgm) at 4000 rpm respectively. The engine supplies its power through to the wheels via a 4 speed automatic transmission. Claimed kerb weight is 1606 kg. The Cadillac STS is claimed to achieve a top speed of 201 km/h which is 125 mph.
Full specs

Body type
4 door sedan/saloon with 4/5 seats
Length
4846 mm
Weight
1606 kg
Engine type
naturally aspirated petrol
Engine size
4.5 litre
Cylinders
8, V
Power
183 PS / 180 bhp / 134 kW @ 4300 rpm
Torque
332 Nm / 245 ft.lb / 33.9 kgm @ 4000 rpm
Acceleration
0-60 mph 9.2 s
Top speed
201 km/h / 125 mph

1989 Cadillac STS specifications

1989 Cadillac STS data
bodywork
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Body type	4/5 seater sedan/saloon
Number of doors	4
Designer
dimensions & weights
Wheelbase	2743 mm	108 inches
Track/tread (front)
Track/tread (rear)
Length	4846 mm	190.8 inches
Width	1829 mm	72 inches
Height	1364 mm	53.7 inches
Ground clearance
length:wheelbase ratio	1.77
Kerb weight	1606 kg	3541 lb
Weight distribution	63.8% front
fuel tank capacity	81.5 litres	17.9 [21.5] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	GM
Engine code
Cylinders	V 8
Capacity	4.5 litre 4467 cc (272.593 cu in)
Bore × Stroke	92 × 84 mm 3.62 × 3.31 in
Bore/stroke ratio	1.1
Valve gear	overhead valve (OHV) 2 valves per cylinder 16 valves in total
maximum power output	183 PS (180 bhp) (134 kW) at 4300 rpm
maximum torque	332 Nm (245 ft·lb) (33.9 kgm) at 4000 rpm
Specific output	30 kW/litre 40.9 ps/litre 40.3 bhp/litre 0.66 bhp/cu in
Specific torque	74.32 Nm/litre 0.9 ft·lb/cu³
Engine construction
Lubrication
compression ratio
Fuel system	EFi
bmep (brake mean effective pressure)	934 kPa (135.5 psi)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	558.38 cc
Aspiration	Normal
Compressor	N/A
Intercooler	None
Catalytic converter	Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph	9.2 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)	29.9 s
Standing quarter-mile	17 s @ 81 mph
Standing kilometre
Maximum speed	201 km/h (125 mph)
Power-to-weight ratio	Higher is better 113.64 PS/tonne (1000 kg) 0.11 PS/kg 83.58 kW/tonne (1000 kg) 0.08 kW/kg 112.08 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb
Weight-to-power ratio	Lower is better 11.96 kg/kW 19.99 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carbon dioxide emissions
Carfolio Calculated CO₂ ^?
VED band (UK)
CO₂ Effizienz (DE)
chassis
Engine position	front
Engine layout	unknown
Drive wheels	front wheel drive
Torque split	N/A
Steering
turns lock-to-lock
Turning circle
Front suspension	I.CS.ARB.
Rear suspension	I.TL.ARB.
Wheel size front
Wheel size rear
Tyres front	P215/60 R 16
Tyres rear	P215/55 R 16
Brakes F/R	VeDi/Di-S-ABS
Front brake diameter
Rear brake diameter
Braked area
Gearbox	4 speed automatic
Top gear ratio
Final drive ratio
general
Carfolio.com ID	14047
Production total
Model code
RAC rating	42.0
Insurance classification	No information available
Tax band	No information available
1989 Cadillac STS added before December 1995. Last modified 2018-05-27.