Ai 427 Upgrades Illinois Dyno? in Modern Mack Truck General Discussion Posted January 23, 2011 Has anybody tried Ilinois dyno ecm reflash, or a power box. Or any other solutions for these gutless wonder AI 427's. Mine is in a Dump truck. It has no bottom end what so ever ,and when it finally does make power it is time to shift. TIA
Ai 427 Upgrades Illinois Dyno?
in Modern Mack Truck General Discussion
Posted
Has anybody tried Ilinois dyno ecm reflash, or a power box. Or any other solutions for these gutless wonder AI 427's. Mine is in a Dump truck. It has no bottom end what so ever ,and when it finally does make power it is time to shift. TIA