Bugeye Sprite Specs

Type designation

Austin-Healey Sprite developed under Austin Drawing Office Project Number 13 (A.D.O.13).


Abingdon, England from March 31, 1958 to 1961. Also built from knock-down kits in Sydney, Australia until mid-1962.


BMC A-series unit as used in Morris Minor/Austin A35 except for twin HSI (1 1/8) SU carburetors set at a slight angel from the horizontal and with individual 'pancake' type air filters, special valve springs. Stellited exhaust valve seats and copper-lead main and big-end bearings. Cast iron block and head, pressed steel sump, 4-cylinder in -line, overhead valve with push rods, camshaft i block. Capacity 948cc (57,87cu.in) Bore & Stroke 62,94 x 76,2 mm (2,48x30in).

Fuel pump: A.C. mechanical type, mounted in side of block and driven by camshaft. Sump capacity: 3.34 l (6 7/8 Imp pints).


Rear wheel drive from front mounted engine. Four-speed gear box bolted to rear engine plate. Synchro mesh on second, third and top. Overall gear ratios:

Hypoid bevel rear axel. Clutch of Borg and Beck manufacture, 6 1/4in diameter, hydraulic operation.

Chassis frame and bodywork

2-door, 2-seater convertible of all-steel unitary (chassis less) construction. Floor pan pressed and constructed at John Thompson Motor Pressings Ltd in Wolverhampton, England with outer sills of 1.22 mm and inner sills of 1.6 mm thickness.


Front: Standard Austin A35 coil spring and wishbone components in conjunction with Armstrong lever-type shock absorbers which also act as upper wishbone arm.


Morris Minor-type steering rack giving 2 1/2 turn from lock-to-lock.


Lockhead hydraulic, with 7in drums. Cable hand brake to rear.

Wheels and Tyres

Dunlop 145 x 13

Electrical Equipment

12 volt. 43 amp hour battery. Positive earth Lucas dynamo.