Forum Discussion
RoyJ
Jun 15, 2017Explorer
All in the transmission. The 66RE needs to go, and the 8HP90 needs to go in.
The 5.7 1500 suffered greatly under the 545RFE/65RE, then the 8HP70 showed up and changed everything.
The 5.7 1500 suffered greatly under the 545RFE/65RE, then the 8HP70 showed up and changed everything.
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