1967 AC 428 Coupé Specs

Specifications

Dimensions

Track/tread (front):1397

Length:4509mm

Height:1257mm

Wheelbase:2438mm

Track/tread (rear):1422

Width:1702mm

Ground clearance:178

Kerb weight:1483 kg

fuel tank capacity:85.9 litres

Body Details

Body type:2+2 seater fixed-head coupé

Engine details

Top gear ratio:1

engine type:naturally aspirated petrol

Cylinders:V 8 in 90° vee

Bore × Stroke:105 × 101.2 mm, 4.13 × 3.98 in

Specific output(SAE):49.2 bhp/litre0.81 bhp/cu in

Specific torque(SAE):89.3 Nm/litre, 1.08 ft·lb/cu3

sump:wet sumped

Engine coolant:Water

Aspiration:Normal

Engine position:front

Gearbox:3

Final drive ratio:2.88

Engine manufacturer:Ford

Capacity:7 litre7010 cc(427.776 cu in)

Bore/stroke ratio:1.04

Engine construction:cast iron block & head

compression ratio:10.5:1

crankshaft bearings:5

Catalytic converter:N

Engine layout:longitudinal

Performance

Maximum RPM:5250 rpm

Acceleration 0-80km/h (50mph):4 s

Acceleration 0-160km/h (100mph):15.70 s

Standing kilometre:26.2 s

Power-to-weight ratio:235.87 PS/tonne (1000 kg), 173.48 kW/tonne (1000 kg), 232.64 bhp/tonne (1000 kg), 0.1 bhp/lb

Drive wheels:rear wheel drive

maximum power output(SAE):350 PS (345 bhp) (257 kW)at 4600 rpm

maximum torque(SAE):626 Nm (462 ft·lb) (63.8 kgm)at 2800 rpm

Acceleration 0-60mph:5.4 ss

Standing quarter-mile:13.8 s

Maximum speed:233 km/h (145 mph)mph

Weight-to-power ratio:5.76 kg/kW, 9.63 lb/bhp

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Fuel Consump.

Fuel system:1 Ford carb

Chassis & Geomtry

Rear suspension:I.CS.DW.

length:wheelbase ratio:1.85

Weight distribution:45.4 % front

Turning circle:13.40 m

turns lock-to-lock:3.500

Front suspension:I.CS.DW.

Brakes

Front brake diameter:298 mm

Braked area:3742 cm2

Brakes F/R:Di/Di-S

Rear brake diameter:267 mm

bmep (brake mean effective pressure):1122.2 kPa (162.8 psi)

Wheels & Tyres

Tyres rear:205 x 15

Tyres front:205 x 15

Other

RAC rating:54.7

Valve gear:overhead valve (OHV), 2 valves per cylinder, 16 valves in total

Designer:Frua

Unitary capacity:876.25 cc

Number of doors:2