Chevrolet Corvette Stingray Convertible Automatic, 1974 MY 1YZ67

The Chevrolet Corvette Stingray Convertible is a 2 door convertible/cabriolet style motor vehicle with a front mounted engine supplying power to the rear wheels. Its engine is a naturally aspirated petrol, 7.4 litre, overhead valve 90 degree V 8 cylinder with 2 valves per cylinder. This unit develops 270 bhp (274 PS/201 kW) of power at 4400 rpm, and maximum torque of 515 N·m (380 lb·ft/52.5 kgm) at 2800 rpm. The engine supplies its power through to the wheels via a 4 speed manual gearbox. It weighs a quoted 1652 kg at the kerb.

Pictures

Key facts

Chevrolet Corvette Stingray Convertible Automatic, 1974 MY 1YZ67 information summary

What body style?
2 door convertible/cabriolet with 2 seats
How long?
4712 mm
How heavy?
1652 kg
What size engine?
7.4 litre, 7446 cm3
How many cylinders?
8, V
How much power?
274 PS / 270 bhp / 201 kW @ 4400 rpm
How much torque?
515 Nm / 380 ft.lb / 52.5 kgm @ 2800 rpm

Chevrolet Corvette models

Chevrolet Corvette -
2 door fixed-head coupé FR 4M 5733 cm3 203 PS 200 bhp 149 kW 1454 kg
Chevrolet Corvette -
2 door fixed-head coupé FR 3A 5733 cm3 203 PS 200 bhp 149 kW 1528 kg
2 door fixed-head coupé FR 4M 5733 cm3 193 PS 190 bhp 142 kW 1500 kg
Honda S660 -
2 door fixed-head coupé FR 3A 5733 cm3 193 PS 190 bhp 142 kW 1517 kg
2 door fixed-head coupé FR 3A 5002 cm3 183 PS 180 bhp 134 kW 1528 kg
Chevrolet Corvette -
2 door fixed-head coupé FR 3A 5733 cm3 233 PS 230 bhp 172 kW 1538 kg
Chevrolet Corvette -
2 door fixed-head coupé FR 4M 5733 cm3 193 PS 190 bhp 142 kW 1512 kg
2 door fixed-head coupé FR 3A 5733 cm3 193 PS 190 bhp 142 kW 1529 kg
2 door fixed-head coupé FR 4M 5733 cm3 223 PS 220 bhp 164 kW 1622 kg
2 door fixed-head coupé FR 4M 5733 cm3 188 PS 185 bhp 138 kW 1613 kg
2 door fixed-head coupé FR 4M 5733 cm3 213 PS 210 bhp 157 kW 1605 kg
2 door fixed-head coupé FR 4M 5733 cm3 183 PS 180 bhp 134 kW 1603 kg
2 door fixed-head coupé FR 3A 5733 cm3 223 PS 220 bhp 164 kW 1638 kg
2 door fixed-head coupé FR 3A 5733 cm3 188 PS 185 bhp 138 kW 1629 kg
2 door fixed-head coupé FR 3A 5733 cm3 213 PS 210 bhp 157 kW 1629 kg
2 door fixed-head coupé FR 3A 5733 cm3 183 PS 180 bhp 134 kW 1618 kg
2 door fixed-head coupé FR 4M 5733 cm3 183 PS 180 bhp 134 kW 1606 kg
Chevrolet Corvette -
2 door fixed-head coupé FR 4M 5733 cm3 213 PS 210 bhp 157 kW 1608 kg
2 door fixed-head coupé FR 3A 5733 cm3 183 PS 180 bhp 134 kW 1632 kg
2 door fixed-head coupé FR 3A 5733 cm3 213 PS 210 bhp 157 kW 1634 kg
2 door fixed-head coupé FR 4M 5733 cm3 208 PS 205 bhp 153 kW
2 door fixed-head coupé FR 4M 5733 cm3 167 PS 165 bhp 123 kW
2 door fixed-head coupé FR 3A 5733 cm3 167 PS 165 bhp 123 kW
2 door fixed-head coupé FR 3A 5733 cm3 208 PS 205 bhp 153 kW
2 door convertible/​cabriolet FR 4M 5733 cm3 167 PS 165 bhp 123 kW
2 door convertible/​cabriolet FR 4M 5733 cm3 208 PS 205 bhp 153 kW
2 door convertible/​cabriolet FR 3A 5733 cm3 208 PS 205 bhp 153 kW
2 door convertible/​cabriolet FR 3A 5733 cm3 167 PS 165 bhp 123 kW
2 door fixed-head coupé FR 4M 5733 cm3 198 PS 195 bhp 145 kW 1538 kg
2 door fixed-head coupé FR 4M 7446 cm3 274 PS 270 bhp 201 kW 1628 kg

Similar models

Zagato Ferrari 3Z -
2 door convertible/​cabriolet FR 4M 2953 cm3 253 PS 250 bhp 186 kW
1974 Chevrolet Corvette Stingray Convertible Automatic data
bodywork
Body type2 seater convertible/cabriolet
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2489 mm 98 inches
Track/tread (front) 1491 mm 58.7 inches
Track/tread (rear) 1511 mm 59.5 inches
Length 4712 mm 185.5 inches
Width 1753 mm 69 inches
Height 1214 mm 47.8 inches
Ground clearance 107 mm 4.2 inches
length:wheelbase ratio 1.89
Kerb weight 1652 kg 3642 lb
Weight distribution 51.4 % front
fuel tank capacity 68.2 litres 15 UK Gal 18 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer GM
Engine code LS4
Cylinders V 8 in 90° vee
Capacity 7.4 litre
7446 cc
(454.383 cu in)
Bore × Stroke 108 × 101.6 mm
4.25 × 4 in
Bore/stroke ratio 1.06
Valve gear overhead valve (OHV)
2 valves per cylinder
16 valves in total
maximum power output
(net)
274 PS (270 bhp) (201 kW)
at 4400 rpm
Specific output
(net)
36.3 bhp/litre
0.59 bhp/cu in
maximum torque
(net)
515 Nm (380 ft·lb) (52.5 kgm)
at 2800 rpm
Specific torque
(net)
69.16 Nm/litre
0.84 ft·lb/cu3
Engine construction cast iron block & head
sump wet sumped
compression ratio 8.25:1
Fuel system 1 Rochester 7044225 carburettor
bmep (brake mean effective pressure) 869.1 kPa (126.1 psi)
Maximum RPM
crankshaft bearings 5
Engine coolant Water
Unitary capacity 930.75 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio 165.71 PS/tonne (1000 kg)
121.88 kW/tonne (1000 kg)
163.44 bhp/tonne (1000 kg)
0.07 bhp/lb
Weight-to-power ratio 8.21 kg/kW
13.71 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 longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock 2.920
Turning circle
Front suspension I.CS.
Rear suspension I.LS.
Wheel size front 8 x 15
Wheel size rear 8 x 15
Tyres front GR70 x 15B
Tyres rear GR70 x 15B
Brakes F/R VeDi/VeDi-S
Front brake diameter 298 mm
Rear brake diameter 298 mm
Braked area
Gearbox 4 speed manual
Top gear ratio 1
Final drive ratio 3.08
general
Carfolio.com ID281853
Production total
Model code 1YZ67
Model family
RAC rating 57.9
Insurance classification No information available
Tax band No information available
1974 Chevrolet Corvette Stingray Convertible Automatic added 2012-07-23.
Last modified 2013-02-28.