Should I change the size of engine

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04-09-2018, 05:55 PM

#21

Tech II

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Are you trying to put 3800 heads on a 3.4?

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04-11-2018, 05:47 AM

#22

Mike

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Quote:

Originally Posted by Tech II

Are you trying to put 3800 heads on a 3.4?

They'll fit, just JB Weld them on with red Loctite.

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06-05-2018, 10:28 PM

#23

Mattyhewson25

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Welp I kinda decided plug an play will he the way to go for now. So the question I have now is would a late 1999 3.4/3400 SFI work in place of a 1994 3.4 DOHC. Plus what is the difference? I can only think of the computer having to be programmed slightly, but that'* it. Insight?