convert a late 80s truck c6 in to a sbf pass car c6?

Joined: December 13th, 2005, 8:27 pm

April 2nd, 2018, 7:27 pm #1

i have a case off a late 80s or 90 f150 c6 with transfer case 4x4
rf-d7up-7006-aa.
its a gutted shell and id like to rebuild it into a pass car c6 behind a 351. using the guts and tailshaft off an early 70 pass car fe 390 donor?
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Joined: November 18th, 2004, 4:20 am

April 2nd, 2018, 7:37 pm #2

What engine was in the truck?

Special attention must be given the the output shaft.

The speedo drive gear is cut into the shaft and can not be altered.
6-7-8-9 teeth.
One tooth off and the speedo won't register properly.
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Joined: December 13th, 2005, 8:27 pm

April 2nd, 2018, 7:40 pm #3

the 80s truck had a v8 302 or 351 i think
the donor trans is a fe390 car.
will the tailshaft bolt pattern be same?

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Joined: November 18th, 2004, 4:20 am

May 5th, 2018, 12:00 pm #4

Yes. Same bolt pattern on the extension housing.
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