I just got a speedsource transmission out of the box and found that it will not turn over or go into 3rd, 4th or 5th. I have been told that you have to force the drive shaft to turn and it will be ok. Any thoughts would be appreciated.
thanks

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1989 Mazda rx-7 red ITS #12
1995 BMW 325is White
2001 supercrew white (tow vehicle)
Regional Executive Midsouth Region #66