1953 AC Ace

The AC Ace is a 2 door convertible/cabriolet style road car with a front mounted engine powering the rear wheels. The AC Ace's engine is a naturally aspirated petrol, 2 litre, overhead valve 6 cylinder with 2 valves per cylinder. This powerplant has an output of 85 bhp (86 PS/63 kW) of power at 4500 rpm, and maximum torque of 149 N·m (110 lb·ft/15.2 kgm) at 2500 rpm. A 4 speed manual gearbox delivers the power to the wheels. It weighs a stated 762 kg at the kerb.
Full specs

Body type
2 door convertible/cabriolet with 2 seats
Length
3848 mm
Weight
762 kg
Engine type
naturally aspirated petrol
Engine size
2 litre
Cylinders
6, Straight
Power
86 PS / 85 bhp / 63 kW @ 4500 rpm
Torque
149 Nm / 110 ft.lb / 15.2 kgm @ 2500 rpm

1953 AC Ace specifications

1953 AC Ace data
bodywork
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Body type	2 seater convertible/cabriolet
Number of doors	2
Designer
dimensions & weights
Wheelbase	2286 mm	90 inches
Track/tread (front)	1270 mm	50 inches
Track/tread (rear)	1270 mm	50 inches
Length	3848 mm	151.5 inches
Width	1511 mm	59.5 inches
Height	1245 mm	49 inches
Ground clearance	152 mm	6 inches
length:wheelbase ratio	1.68
Kerb weight	762 kg	1680 lb
Weight distribution
fuel tank capacity	59.1 litres	13 [15.6] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	AC
Engine code
Cylinders	Straight 6
Capacity	2 litre 1991 cc (121.498 cu in)
Bore × Stroke	65 × 100 mm 2.56 × 3.94 in
Bore/stroke ratio	0.65
Valve gear	overhead valve (OHV) 2 valves per cylinder 12 valves in total
maximum power output	86 PS (85 bhp) (63 kW) at 4500 rpm
maximum torque	149 Nm (110 ft·lb) (15.2 kgm) at 2500 rpm
Specific output	31.8 kW/litre 43.3 ps/litre 42.7 bhp/litre 0.7 bhp/cu in
Specific torque	74.84 Nm/litre 0.9 ft·lb/cu³
Engine construction
Lubrication
compression ratio	7.5:1
Fuel system	3 SU carbs
bmep (brake mean effective pressure)	940.4 kPa (136.4 psi)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	331.83 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
Power-to-weight ratio	Higher is better 113.1 PS/tonne (1000 kg) 0.11 PS/kg 83.18 kW/tonne (1000 kg) 0.08 kW/kg 111.55 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb
Weight-to-power ratio	Lower is better 12.02 kg/kW 20.08 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
turns lock-to-lock
Turning circle	9.80 m
Front suspension	I.TL.
Rear suspension	I.TL.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R	Dr/Dr
Front brake diameter
Rear brake diameter
Braked area
Gearbox	4 speed manual
Top gear ratio	1
Final drive ratio	3.64
general
Carfolio.com ID	51689
Production total
Model code
RAC rating	15.7
Insurance classification	No information available
Tax band	No information available
1953 AC Ace added before December 1995. Last modified 2015-07-19.