Posted By: robbies69
426 Hemi decoding - 11/22/15 08:28 PM
I have a RM21J9C stamped on the engine pad with the 6 numbers. I've done a lot of research and can't find where roadrunners were assembled at the Jefferson plant. Has anyone ran across this or know where I can go to find out why I have a C instead of an A code.
Thanks,
Robbie
Thanks,
Robbie