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.

 

Back to startpage