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62 bigwindow 10-23-2017 08:38 PM

motor and trans swap advice
 
Finally getting around to swapping the factory inline 6 and 3 speed out of the suburban to a 350ci motor and looking for options on which trans to use
Also input on aftermarket motor mounts and trans cross member
Thanks guys

PGSigns 10-23-2017 08:51 PM

Re: motor and trans swap advice
 
Jamie the engine is a bolt in on your mounts. As for a trans I have a 700R4 in mine with a Ron Francis lock up controller. I used one of the cross members like all the folks sell like ECE and CPP. The cross member for the manual has been removed. I had the drive shaft cut and balanced by a local shop to get the length I needed. I have the Lokar shifter in it and it looks like it came that way. With the 700 lots of folks use the TV made easy setup from Bowtie overdrives.
Jimmy

lowbucktrucks 10-23-2017 09:07 PM

Re: motor and trans swap advice
 
What ratio rear end do you have? It's probably a 3.73 or 4.11 since you had a 6 cyl.
I would go with a 700, especially if I intended to go on the highway. (My trucks have a 3.07, I 'm using a th350.)
If you want a manual I would probably go with an NV3500 or 4500
How are you going to drive it, and what ratio gear do you have?? Manual or auto??

Captainfab 10-23-2017 11:26 PM

Re: motor and trans swap advice
 
As long as your 6cyl is a 230/250, the small block will drop right in it it's place.

You can use a factory trans crossmember from a '63-'87 truck or Suburban.


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