4l80e to a 350 olds

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Nov 14, 2013 | 07:26 PM

quentinnw2

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Joined: Apr 2013

Posts: 96

4l80e to a 350 olds

Thinking about going to a 4l80e tranny on my olds 350 I have a 3.42 gear because I have future plan to do a LS swap wanted to know what all will need to be done to install this transmission thanks.

Nov 15, 2013 | 09:13 AM

tmaleck

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Joined: Sep 2009

Posts: 337

From: Austin, TX

Quote:

Originally Posted by quentinnw2

Thinking about going to a 4l80e tranny on my olds 350 I have a 3.42 gear because I have future plan to do a LS swap wanted to know what all will need to be done to install this transmission thanks.

You'll need an adapter plate like a 700r4. Crossmember and driveshaft will need mods too. Not sure how the electrics will fit, my 700R4 is all hydraulic.
Tim