Austin Healey Sprite Mk4 1275cc
1966-69 See specifications below illustration
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Austin Healey Sprite Mk4 1275cc 1966-69 specifications
Cylinders: 4 Bearings: 3
Bore: 70.6mm Stroke: 81.28mm
Displacement: 1,275 cc
Valves: pushrod/overhead
Cylinder Head: cast iron, lead free
Compression ratio: 8.8:1
Carburettors: Twin SU 1.25in type HS2
Power output: 64bhp at 5,800rpm

Maximum speed: 94mph
Acceleration: 0-60 mph 14secs
Overall fuel consumption: 30mpg

Clutch: 6.5in Borg and Beck,
single dry-plate diaphragm
Gearbox: 4-speed, synchromesh on second, third and top
Ratios: Top 1.0, Third 1.357
Second 1.916 First 3.2
Reverse 4.12
Final drive ratio 3.9 : 1

Lockheed hydraulic
Front: 8.25in disc
Rear: 7in x 1.25in drum

Rack and pinion,
2.25 turns lock to lock
Turning circle left lock: 32ft 1.5in
Turning circle right lock: 31ft 2.5in

Front: Independent, coil spring
and wishbone
Rear: Half elliptic, leaf spring

Wheels & tyres
4 stud 5.5J 13in pressed steel
Wire wheels as optional
145 x 13in radial ply tyres
Integral with steel chassis

Dimensions & Weight
Wheelbase: 6ft 8in
Track - front: 3ft 10.56in
Track - rear: 3ft 10in
Overall length: 11ft 5.27in
Overall width: 4ft 6.8in
Overall height: 4ft 0.63in
Ground clearance: 5in
Kerb weight: 13.8cwt
Weight distribution: F 52.5%, R 47.5%
Fuel tank: 6 Imp gallons (32 litres)