1968 Ginetta G4

The Ginetta G4 is a convertible/cabriolet with 2 doors and a front mounted engine which supplies the power to the rear wheels. The 4 cylinder, overhead valve naturally aspirated powerplant has 2 valves per cylinder and a capacity of 1.5 litres. This unit produces power and torque figures of 90 bhp (91 PS/67 kW) at 6000 rpm and 129 Nm (95 lbft/13.2 kgm) at 4500 rpm respectively. The engine drives the wheels via a 4 speed manual transmission. The Ginetta G4 weighs a claimed 454 kg at the kerb. Maximum quoted speed is 193 km/h, which equates to 120 mph.
Full specs

Body type
2 door convertible/cabriolet with 2 seats
Length
3353 mm
Weight
454 kg
Engine type
naturally aspirated petrol
Engine size
1.5 litre
Cylinders
4, Straight
Power
91 PS / 90 bhp / 67 kW @ 6000 rpm
Torque
129 Nm / 95 ft.lb / 13.2 kgm @ 4500 rpm
Top speed
193 km/h / 120 mph

1968 Ginetta G4 specifications

1968 Ginetta G4 data
bodywork
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Body type	2 seater convertible/cabriolet
Number of doors	2
Designer
dimensions & weights
Wheelbase	2045 mm	80.5 inches
Track/tread (front)	1168 mm	46 inches
Track/tread (rear)	1168 mm	46 inches
Length	3353 mm	132 inches
Width	1422 mm	56 inches
Height	1067 mm	42 inches
Ground clearance
length:wheelbase ratio	1.64
Kerb weight	454 kg	1001 lb
Weight distribution
fuel tank capacity	31.8 litres	7 [8.4] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	Ford
Engine code
Cylinders	Straight 4
Capacity	1.5 litre 1496 cc (91.292 cu in)
Bore × Stroke	81 × 72.6 mm 3.19 × 2.86 in
Bore/stroke ratio	1.12
Valve gear	overhead valve (OHV) 2 valves per cylinder 8 valves in total
maximum power output (Gross)	91 PS (90 bhp) (67 kW) at 6000 rpm
maximum torque (Gross)	129 Nm (95 ft·lb) (13.2 kgm) at 4500 rpm
Specific output (Gross)	44.9 kW/litre 61 ps/litre 60.2 bhp/litre 0.99 bhp/cu in
Specific torque (Gross)	86.23 Nm/litre 1.04 ft·lb/cu³
Engine construction
Lubrication
compression ratio	9:1
Fuel system
bmep (brake mean effective pressure)	1083.6 kPa (157.2 psi)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	374 cc
Aspiration	Normal
Compressor	N/A
Intercooler	None
Catalytic converter	N
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	193 km/h (120 mph)
Power-to-weight ratio	Higher is better 200.99 PS/tonne (1000 kg) 0.2 PS/kg 147.83 kW/tonne (1000 kg) 0.15 kW/kg 198.24 bhp/tonne (1000 kg) 0.2 bhp/kg 0.09 bhp/lb
Weight-to-power ratio	Lower is better 6.76 kg/kW 11.3 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	longitudinal
Drive wheels	rear wheel drive
Torque split	N/A
Steering	rack & pinion
turns lock-to-lock
Turning circle	9.10 m
Front suspension	I.W.CS.ARB.
Rear suspension	LA.TrRA.UAB.CS.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R	Di/Dr
Front brake diameter
Rear brake diameter
Braked area
Gearbox	4 speed manual
Top gear ratio
Final drive ratio
general
Carfolio.com ID	10241
Production total
Model code
RAC rating	16.3
Insurance classification	No information available
Tax band	No information available
1968 Ginetta G4 added before December 1995. Last modified 2013-02-28.