Engine Identification
Engine number on Midget is stamped either on a plate or directly onto cylinder block, on left side of engine. The MGB engine number is stamped on a plate attached to right side of cylinder block. Engine may be identified by prefix of engine number.
1974 ENGINE CODES
| Application | Code |
|---|---|
| Midget | 12V |
| MGB & GT | 18V |
1975-76 ENGINE CODES
| Application | Code | |
|---|---|---|
| Midget | PE94J | |
| MGB | ||
| With Overdrive | 18V798AE | |
| Without Overdrive | 18V797AE | |
1977 ENGINE CODES
| Application | Code | ||
|---|---|---|---|
| Midget | 9E94J | ||
| MGB | |||
| With Overdrive | |||
| Federal | 18V883 | ||
| Calif. | 18V890 | ||
| Without Overdrive | |||
| Federal | 18V884 | ||
| Calif. | 18V891 | ||
1978-79 ENGINE CODES
| Application | Code | ||
|---|---|---|---|
| Midget | FP | ||
| MGB | |||
| With Overdrive | |||
| Federal | 18V884 | ||
| Calif. | 18V891 | ||
| Without Overdrive | |||
| Federal | 18V883 | ||
| Calif. | 18V890 | ||