1989 TVR 450 SEAC

TVR 450 SEAC is a car that has a 2 door convertible/cabriolet type body with a front located engine that delivers power to the rear wheels. It is powered by a naturally aspirated engine of 4.5 litre capacity. This powerplant features overhead valve valve gear, 8 cylinder layout, and 2 valves per cylinder. It develops 320 bhp (324 PS/239 kW) of power at 5700 rpm, and maximum torque of 420 N·m (310 lb·ft/42.8 kgm) at 4000 rpm. A 5 speed manual 'box supplies the power to the driven wheels. The TVR 450 SEAC weighs a stated 1043 kg at the kerb. Maximum quoted speed is 257 km/h or 160 mph.

Pictures

Key facts

1989 TVR 450 SEAC information summary

What body style?
2 door convertible/cabriolet with 2 seats
How long?
4013 mm
How heavy?
1043 kg
What size engine?
4.5 litre, 4497 cm3
How many cylinders?
8, V
How much power?
324 PS / 320 bhp / 239 kW @ 5700 rpm
How much torque?
420 Nm / 310 ft.lb / 42.8 kgm @ 4000 rpm
How quick?
0-60 mph: 4.7 s
How fast?
257 km/h, 160 mph

Similar models

2 door convertible/​cabriolet FR 3A 5341 cm3 309 PS 305 bhp 227 kW
1989 TVR 450 SEAC data
bodywork
Body type2 seater convertible/cabriolet
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2413 mm 95 inches
Track/tread (front)
Track/tread (rear)
Length 4013 mm 158 inches
Width 1727 mm 68 inches
Height 1219 mm 48 inches
Ground clearance
length:wheelbase ratio 1.66
Kerb weight 1043 kg 2299 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer
Engine code
Cylinders V 8
Capacity 4.5 litre
4497 cc
(274.424 cu in)
Bore × Stroke 94 × 81 mm
3.7 × 3.19 in
Bore/stroke ratio 1.16
Valve gear overhead valve (OHV)
2 valves per cylinder
16 valves in total
maximum power output 324 PS (320 bhp) (239 kW)
at 5700 rpm
Specific output 71.2 bhp/litre
1.17 bhp/cu in
maximum torque 420 Nm (310 ft·lb) (42.8 kgm)
at 4000 rpm
Specific torque 93.4 Nm/litre
1.13 ft·lb/cu3
Engine construction
sump
compression ratio 9.8:1
Fuel system Lu fuel inj.
bmep (brake mean effective pressure) 1173.6 kPa (170.2 psi)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 562.13 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph 4.7 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 257 km/h (160 mph)
Power-to-weight ratio 311.07 PS/tonne (1000 kg)
228.79 kW/tonne (1000 kg)
306.81 bhp/tonne (1000 kg)
0.14 bhp/lb
Weight-to-power ratio 4.37 kg/kW
7.3 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout unknown
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension I.W.CS.ARB.
Rear suspension I.W.CS.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R VeDi/Di
Front brake diameter
Rear brake diameter
Braked area
Gearbox 5 speed manual
Top gear ratio
Final drive ratio
general
Carfolio.com ID13948
Production total
Model code
Model family
RAC rating 43.8
Insurance classification No information available
Tax band No information available
1989 TVR 450 SEAC added before December 1995.
Last modified 2013-02-28.