The Trans Tri-yoke & driveshaft Tri-yoke...have 3 possible combinations of attachment to each other regardless of the flex disk....
I was just saying to put them back like they came apart.....probably does not make any difference in actual operation....

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1978 Yellow 300D (The Mustard Toad)
1980 Blue 240D (The Iron Toad)
1989 Grey Mitsu.4WD Mighty Max Pickup (Needs a Diesel transplant bad)

(Open the pod bay doors HAL)