tristate concrete
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Injector Cups Mp8
in Modern Mack Truck General Discussion
Posted · Edited by tristate concrete
Got a 2012 mac mp7 on a concrete pump with 65k miles. smoking like a 12 valve cummins...... keeps over heating . heard theres 27 revisions on the injector s lol. added coolant still over heating. replaced thermostat but still bad. and ideas?