I have someone writing me with an early HEMI with SP31xxxxxx
printed on the number pad. It's believed to be a 354 or 392. But
I'm not able to place the number against my database. Does this
number mean something to anyone? What might I be missing?
Help ID a SP31 motor
Moderators: scottm, TrWaters, 392heminut
Help ID a SP31 motor
Scott Moseman
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