Engine Identification
Engine number is stamped on left side of engine block, directly in front of spin-on oil filter.
1977-78 ENGINE CODES
| Application | Code | |
|---|---|---|
| Federal | ||
| an. Trans. | 112.9.DM | |
| Auto. Trans. | 112.9.DA | |
| California | ||
| an. Trans. | 112.9.EM | |
| Auto. Trans. | 112.9.EA | |
1979 ENGINE CODES
| Application | Code |
|---|---|
| Man. Trans. | 151.9 ZM |
| Auto. Trans. | 151.9 ZA |