1984 GMC Suburban suburban transmission!

1984 GMC SUBURBAN
5.8L • V8 • 2WD • AUTOMATIC
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WILLIAMSTHEME
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  • 4 POSTS
i have 84 suburban(2W) with 94 goodwrench engine(350) with no any transmission on it.
what is the best transmission for this car?
a mechanic told me not mount 400 tr because it not suitable for this engine, the best is 350.
does he right?
can you guide me!
thanks
Jul 21, 2014 at 6:13 AM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
350 is good if you are pulling a lot of weight around then you can go to a 400 as they are a lot stronger trans. 350 is okay fortrailer pulling as well aslong as it's not everyday and loaded to the gills.
Jul 21, 2014 at 7:48 AM
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