BMC A-series engine

E717296

The BMC A-series engine is a small-displacement inline-four petrol engine widely used in British cars from the 1950s through the 1990s, most famously powering the original Mini.

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Observed surface forms (1)

Surface form Occurrences
A-Series inline-four engine 1

Statements (50)

Predicate Object
instanceOf automobile engine
inline-four petrol engine
bore various, typically around 62.9–70.6 mm
compressionRatioRange approximately 7.5:1 to 10.5:1
configuration inline-four
coolingSystem water-cooled
countryOfOrigin United Kingdom
cylinderBlockMaterial cast iron
cylinderHeadMaterial cast iron
designer Eric Bareham NERFINISHED
Leonard Lord (as sponsor) NERFINISHED
displacementRange 803 cc to 1275 cc
era 1950s–1990s
fuelType petrol
induction carburettor
manufacturer Austin Motor Company NERFINISHED
British Leyland NERFINISHED
British Motor Corporation NERFINISHED
Morris Motors NERFINISHED
market small cars
notableFeature compact design suitable for transverse mounting
widely used in the original Mini
notableVariant A+ engine
Cooper S 1275 engine NERFINISHED
parentCompanyDuringProduction British Leyland Motor Corporation NERFINISHED
Rover Group NERFINISHED
powerOutputRange approximately 25 bhp to over 90 bhp in production form
productionEnd 2000
productionStart 1951
stroke various, typically around 76.2–81.3 mm
successor K-series engine
usedInVehicle Austin 1100 NERFINISHED
Austin A30 NERFINISHED
Austin A35 NERFINISHED
Austin A40 Farina NERFINISHED
Austin Allegro NERFINISHED
Austin Metro NERFINISHED
Austin Mini NERFINISHED
Austin-Healey Sprite NERFINISHED
Innocenti Mini NERFINISHED
MG Midget NERFINISHED
Mini NERFINISHED
Morris 1100 NERFINISHED
Morris Mini-Minor NERFINISHED
Morris Minor NERFINISHED
Riley Elf NERFINISHED
Rover Metro NERFINISHED
Rover Mini NERFINISHED
Wolseley Hornet NERFINISHED
valvetrain overhead valve

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

British Leyland Mini 1000 engineFamily BMC A-series engine
MG Metro engineConfiguration BMC A-series engine
this entity surface form: A-Series inline-four engine