How to ID
your Hemi 6
The engine number
can be found next to the distributor.
First Digit:
All Chrysler Hemi engines have a "D" prefix. Chrysler Centura
Hemi engines have a "DF" prefix.
Second Digit:
The second digit refers to the size
Digit |
Size |
1 |
215 |
2 |
245 |
3 |
265 |
Third Digit:
The third digit refers to the performance level
Digit |
Performace
Level |
1 |
Low
Compression |
2 |
Standard Performance (1 BBL) |
3 |
High
Performance (2 BBL) |
4 |
Premium Performance (Pacer, R/T & 770) |
5 |
Six
Pack (E37 & E48) |
6 |
Six
Pack (E38 & E49) |
Fourth Digit:
The fourth digit refers to the gearbox type
Digit |
Gearbox
Type |
1 |
Auto |
3 |
3 speed manual |
4 |
4 speed manual |
Fifth Digit:
The fifth character is the year of manufacture.
Digit |
Year
of Manufacture |
A |
1970 |
B |
1971 |
...and
so on... |
Remaining Digits:
The remainder of the digits gives you the sequential build number.
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