Can I put a northstar motor in my 83 Eldorado ?

Asked by Douglas Feb 19, 2015 at 05:49 PM about the Cadillac DeVille

Question type: Car Customization

I have a smashed in rear 99 sts , I'd would like to put that motor in my 83 Eldorado which
has a 4.1 ??

1 Answer
1,555

acauto answered 9 years ago

While anything technically possible it is impractical. The computer system is completely different just from the 4.1 to the Northstar and not only that the 83 had a longitudal motor and the STS is a transverse only motor. The project would be daunting even for a skilled technician and fabricator.

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