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Standard Mini Engines
|
Model |
Engine Type |
Bore (mm) |
Stroke (mm) |
Capacity (cc) |
Compression Ratio |
BHP |
- Mini 850
|
- 8MB
|
- 62.94
|
- 68.26
|
- 848
|
- 8.3:1
|
- 35
|
- Mini 850 Auto
|
- 8AH
|
- 62.94
|
- 68.26
|
- 848
|
- 9.0:1
|
- 37
|
- Mini 1000 (non Cooper) to 1989
|
- 9WR or 99H
|
- 64.588
|
- 76.2
|
- 998
|
- 8.3:1
|
- 36
|
- Mini 1000, 1989 on (with catalyst)
|
- 99HD81
|
- 64.588
|
- 76.2
|
- 998
|
- 9.6:1
|
- 45
|
- Mini City, City E and Mayfair
|
- A+
|
- 64.588
|
- 76.20
|
- 998
|
- 9.6:1
|
|
- Mini 1.3i, 1991 on
|
- 12A2DF75
|
- 70.61
|
- 81.28
|
- 1275
|
- 9.4:1
|
- 50
|
- Mini 1.3i, 1992 on Auto
|
- 12A2DF76
|
- 70.61
|
- 81.28
|
- 1275
|
- 9.4:1
|
- 50
|
- Cooper 997, 1961 to 1964
|
- 9F
|
- 62.43
|
- 81.28
|
- 997
|
- HC: 9.0:1
- LC: 8.3:1
|
- 55
|
- Cooper 998, 1964 to 1969
|
- 9FA
|
- 64.588
|
- 76.2
|
- 998
|
- HC: 9.0:1
- LC: 7.8:1
|
- HC: 53.8
- LC: 50.2
|
- Cooper 'S' 970, 1963 to 1971
|
- 9F
|
- 70.6
|
- 61.91
|
- 970
|
- 10.0:1
|
- 64
|
- Cooper 'S' 1071, 1963 to 1971
|
- 10F
|
- 70.6
|
- 68.26
|
- 1071
|
- 9.0:1
|
- 67.5
|
- Cooper 'S' 1275, 1963 to 1971
|
- 12F
|
- 70.6
|
- 81.33
|
- 1275
|
- 8.75:1
|
- 76.1
|
- Cooper (non injection) 1990 to 1992
|
- 12A2AF53
|
- 70.61
|
- 81.28
|
- 1275
|
- 10.0:1
|
- 61
|
- Cooper (with injection) 1991 on
|
- 12A2EF77
|
- 70.61
|
- 81.28
|
- 1275
|
- 10.0:1
|
- 63
|
- Mini 1275GT, 1969 to 1977
|
- 12H
|
- 70.61
|
- 81.28
|
- 1274.86
|
- HC: 8.8:1
- LC: 8.3:1
|
- 57
|
- Mini Clubman 1100
|
- 10H
|
- 64.588
|
- 83.73
|
- 1098
|
- 8.5:1
|
- 44.6
|
Metro Engine Numbers
|
Engine Number |
CR |
Year |
Comments |
|
99HE22
(mini) |
8.3 : 1 |
1989- on |
91RON, leaded or unleaded. |
|
99HD81
(mini) |
9.6 : 1 |
1988- on |
95RON, leaded or unleaded. |
|
99HE20
(mini) |
9.6 : 1 |
1989- onwards |
High compression 95RON, leaded or unleaded. |
|
99HB96P
99HB97P
99HB98P
99HB99P |
8.3 : 1 |
1986- onwards |
1.0 Saloon and Van. |
|
99HB87P
99HB88P
99HB89P
99HB94P
99HB95P |
9.6 : 1 |
1986 |
1.0 Saloon and Van |
99HB90P
99HB91P
99HB92P
99HB93P |
10.3 : 1 |
1986 |
1.0 Saloon and Van |
99HD27
99HD29
99HD30
99HD31 |
10.3 : 1 |
1989 |
1.0 Saloon and Van |
99HD32
99HD33 |
8.3 : 1 |
1989 |
1.0 Saloon and Van |
99HE35
99HE67
99HE68
99HE69
99HE70
99HE76
99HE94 |
9.6 : 1 |
1989 |
1.0 Saloon and Van
95 RON unleaded. |
99HE38
99HE39 |
8.3 : 1 |
1989 |
1.0 Saloon and Van 95RON unleaded |
| 12HC17AA |
8.0 : 1 |
1986 |
1.3 Saloon |
12HC18AA
12HC19AA |
9.75 : 1 |
1986 |
1.3 van |
12HC09AA
12HC10AA |
9.75 : 1 |
1986 |
1.3 Van |
| 12HD26AA |
9.4 ; 1 |
1987/1988 |
MG Metro turbo |
12A2EK71
(mini) |
10.0 : 1 |
|
Single point injection with manual transmission, 95RON unleaded only. |
12HB09AA
12HB22AA
12HB36AA |
9.75 : 1 |
1985/1986 |
1300HLE |
12HA73
12HA84AA
12HA37AA |
8.0 : 1 |
1985/1986 |
Low compression. |
|
12A2BG05
(mini) |
9.4 : 1 |
1990- onwards |
1.3 Mini with carburettor
automatic transmission |
|
12A2DF76
(mini) |
10.1 : 1 |
1991- onwards |
Single point injection with manual transmission, 95RON unleaded |
|
12A2AG01
(mini) |
9.4 : 1 |
1991 |
1.3 Mini with carburettor manual transmission. |
|
12HC11
12HC14 |
10.5 : 1 |
Oct.1984- onwards |
MG Metro |
|
12HD09AA 12HD10AA 12HD11AA 12HD12AA 12HD13AA 12HD21AA 12HD22AA |
9.75 : 1 |
1987 / 1988 |
1.3 Saloon |
|
12HD18AA 12HD19AA 12HD20AA |
8.0 : 1 |
1987 / 1988 |
1.3 Van |
12HD14AA
12HD15AA |
9.75 : 1 |
1987/ 1988 |
1.3 Van |
| 12HD18AA |
8.0 ; 1 |
1989 |
1.3 saloon |
| 12HD26 |
9.4 : 1 |
1989 |
MG Metro turbo |
12HD09
12HD10
12HD11
12HD12
12HD13
12HD21
12HD22 |
9.75 : 1 |
1989 |
1.3 Saloon |
| 12HD23 |
9.75 : 1 |
1989 |
1.3 Saloon, Vandenplas,
MG Metro |
12HD17
12HD24
12HD25 |
10.5 : 1 |
1989 |
1275 Sport, MG Metro
with manual transmission |
12HD19
12HD20 |
8.0 : 1 |
1989 |
1.3 Van |
12HD14
12HD15
12HD16 |
9.75 : 1 |
1989 |
1.3 van |
12HD41
12HD42 |
8.0 : 1 |
1989 |
1.3 Saloon with manual transmission |
| 12HE48 |
9.4 : 1 |
1989 |
1.3 saloon |
12HE24
12HE25
12HE48
12HE71
12HE72
12HE73 |
9.4 : 1 |
1989 |
1.3 Saloon with manual transmission |
12A2EK72
(mini) |
9.4 : 1 |
1996- onwards |
Multi point injection, 95RON unleaded only. |
12A2LK70
(mini) |
10.0 : 1 |
1996- onwards |
Multi point injection, 95RON unleaded only. |
12HA83AA
12HA42AA |
10.5 : 1 |
1985/1986 |
High compression
MG Metro |
12A2BG03
(mini) |
9.4 : 1 |
1990- onwards |
1.3 Mini with carburettor,
manual transmission |
|
12A2DF75
(mini) |
9.4 : 1 |
1991- onwards |
Single point injection, manual transmission, 95RON unleaded only. |
12A2EF77
(mini) |
10.1 : 1 |
1991- onwards |
Single point injection, high compression., 95RON unleaded. |
| 12H996 |
10.5 : 1 |
>0ct. 1984 |
MG Metro |
12HF01
12HF02 |
10.5 : 1 |
|
MG Metro |
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