BMC A-Series Engine Codes

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BMC A-Series Engines (1952 to 1999)

Just like the B-Series engines, BMC used the same system as above to denote the use of the engine.

Car, Model, Engine cc, Prefix number

Austin A30 803cc 2A
Austin A35 948cc 9A
Austin A35 van ( optional) 848cc 8G ( post 1962 all GPO.)
Austin A40 Mk1 948cc 9A or 9D
Austin A40 Mk2 948cc 9DB
Austin A40 Mk2 1100 1098cc 10D or 10DD
Austin Healey Sprite Mk1 948cc 9CG or 9CC
Sprite Mk2/ MG Midget Mk1 1098cc 10CG
Sprite Mk3/ MG Midget Mk2 1098cc 10CC ( 2" main bearings.)
Sprite Mk4/ MG Midget Mk3 1275cc 12CC or 12CE home market
.. .. .. 12CD or 12CJ N. America
.. .. .. after Oct '72, 12V/586F/H home market
.. .. .. .. 12V/671Z/L N. America
Austin Allegro 1275cc 12H/A ( same as Metro)
Austin Mini 848cc 8A
Morris Mini 848cc 8MB
Austin & Morris Mini after 1962, 848cc 8AM
Austin/Morris Mini automatic 848cc 8AH
Mini Automatic closed circuit breather 848cc 8AK
Mini floor change closed circuit breather 848cc 8AJ
Mini GPO saloon & van 848cc 85H ( 1" restrictor in carb.)
Mini Clubman 1098cc 10H
Mini 1000 998cc 99H
Mini 1000 unleaded high comp 998cc 99HE20
Mini 1000 unleaded low comp 998cc 99HE22
Mini 1000 Automatic 998cc 99HB82P
Mini 1275cc 1275cc 12H
Mini Moke 848cc 8AC
1275GT & Cooper Mk3 'S' 1275cc 12H
Later Cooper models 1275cc 12A
Wolseley Hornet, Riley Elf Mk1 848cc 8WR
Wolseley Hornet, Riley Elf Mk2 998cc 9WR

Austin, Morris, Wolseley fwd 1100 1098cc 10AMW, 10H
.. .. .. .. 1098cc closed circuit breather 10AH
Austin, Morris, Wolseley 1100 Automatic 1098cc 10AG
.. .. .. .. 1098cc closed circuit breather, 10AJ
MG 1100 Mk1 & Mk2, Riley 1100 1098cc 10GR
MG & Riley 1100 closed circuit breathing 1098cc 1965 on 10GRB
Vanden Plas 1100 1098cc 10GR, 10V
MG 1300 Mk1 1275cc 12G ( single SU.)
MG 1300 Mk2 , Riley 1300 1275cc after April '68 12GR
All fwd 1300 Automatic 1275cc 12A
Vanden Plas 1300 1275cc 12GR, 12V
Austin 1300 'S' Mk1, Mk2 1275cc 12FA
Austin 1300 'S' Mk3 1275cc 12H
Austin Maestro/Montego 1.3 1275cc 12HA ( 'A' Plus)
( Uses Marina 1.3 type block.)
Austin Metro 1 ltr 998cc 99HA ( all 'A' Plus)
Metro 1 ltr1985 on 998cc 99HA, 99HB, 99HC, 99HD,
99HE, 99F.
Metro 1300 HLE 1275cc 12HA08AA
.. .. 1275cc 12HB, 12HC, 12HD, 12HE,
12HF.
MG Metro 1300 leaded fuel pre 1989 1275cc 12H996AA, 12HD24
MG Metro 1300 unleaded post mid-1989 1275cc 12HF01
MG Metro Turbo leaded fuel pre 1989 1275cc 12HD26
MG Metro Turbo unleaded 1275cc 12HF01
Austin Metro Sport .. 1275cc 12HF02
Austin Metro GTa .. 1275cc 12HF02
Austin Metro's with unleaded engines, 1275cc 12HE24, 35, 39, 40, 41,
42, 67 up to 75.
Morris Minor Series 2 803cc APHM
Morris Minor 1000 series 3 948cc APJM
Morris Minor 1000 series 4 after 1956 948cc 9M
Morris Minor 1000 series 5 1098cc 10MA
Morris Minor series 5, close circuit breather 1098cc 10ME
Morris 1000 GPO van 948cc 8AG after 1962
Morris 1000 van, low compression 1098cc 10AB
Morris 1000 van closed circuit breather 1098cc 10V
Morris Marina 1300 1275cc 12V
Specialist engines...
Mini Cooper 997cc & 1070cc 'S' 9F/SA/H comp 9.1
Mini Cooper 997cc 9F/SA/L 8.3
Mini Cooper 970cc 'S' 9F/SA/X 10
Mini Cooper 1275cc 'S' 9F/SA/Y 9.75
Mini Cooper 998cc 9FA/SA/H 9.1
Mini Cooper 998cc 9FA/SA/L 8.3
Mini Cooper 970cc 'S' 9FC/SA/H 9.1
Mini Cooper 998cc 9FD/SA/H 9.1

Mini Cooper 1070cc 'S' 9FD/SA/H 9.1
(engine 33661 to 33948,)
Mini Cooper 998cc 9FD/SA/L 8.3
Mini Cooper 970cc 'S' 9FD/SA/X 10
Mini Cooper 1275cc 'S' 9FD/SA/Y 9.75
Mini Cooper 970cc 'S' 9FE/SA/X 10
Mini Cooper 1275cc 'S' 9FE/SA/Y 9.75
Mini Cooper 1070cc 'S' 10F 8.3
Still being fitted to the 1275cc Mini as 12HE in 1999