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LSX Conversion in 73-77 GM A Body

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Old Jun 8, 2008 | 09:35 AM
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Question LSX Conversion in 73-77 GM A Body

Has anyone done a conversion in a 73-77 A body? I know I've seen a lot done in the older A bodies but I don't recall seeing anything for 73-77.


I have a 77 442 that I will start resto work on and I'm thinking of pulling my fresh rebuilt motor and puting an LSx motor in the car. I would like to see someone else that has done it. I've been looking and I don't see that it would really be that hard
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Old Jun 8, 2008 | 12:10 PM
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I started a simialr thread:
https://ls1tech.com/forums/conversions-swaps/863138-73-77-bodies.html

I'm still in the parts gathering stage of my 73 Buick Century swap.
I have a new L92 and a T56. My hope is to run the f-body pan, clutch hydraulics and truck accesories.

I also purchased the Eedelbrock 68-72 A-body swap headers. Edelbrock seems to think they will work for us forgotten 73-77 a-bodies also (they also fit 2nd gen f-bodies).

I found a company who offers C5 brake conversion for our cars (Velocity Engineering).

I also have Global West front and rear control arms.

I purchased a set of drop spindles for 2nd gen f-bodies (I'm 99% sure they will work).

There is also a company (AGM Industries) who offer stock type AC delete covers that keep the heater/blower functions.

Other than that aftermarket support is kinda thin.

Any one else?
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Old Jun 8, 2008 | 12:11 PM
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Oh, and lets see some pics!!
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Old Jun 8, 2008 | 05:03 PM
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I will get some pictures of the car soon. It's very rough but I hope I can get it looking good again. I know I've spoken with a few body shops around the area and a few all have said I should scrap the car and find another to start with but this car has sentimental value. My mother ordered the car from a local dealer back in 77 and it was my first car.

I've seen the C5 kit for our cars, I think I saw it on BMR's website
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Old Jun 8, 2008 | 07:57 PM
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My Buick was my 1st car also. Keep it! Fix it!
Or you'll kick yourself later!

Don't know about the BMR C5 kit, but the service from Engineered Velocity is outstanding!
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Old Jun 16, 2008 | 12:37 AM
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I found this site the other day and thought it might interest you. I now it's for Oldsmobiles but it's still 73-77 A Body related. I thought this thread would really be of interest for sure

http://www.73-77olds.com/forums/showthread.php?t=272

Someday my 442 will be in this kind of shape
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Old Jun 16, 2008 | 06:09 PM
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Thanks. Just signed up.
That thread is interesting!
One of my 1st posts will be to tell that guy to go bigger w rims. He wants 17x8s. I've had 17x9s on already, they it no problem!
My next set will be 17x11 (315/35/17) all around!
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Old Jun 16, 2008 | 08:24 PM
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I can't believe he did it on stock 15x7s.

I thought I posted the link in your thread but I guess not.. How did you get the stock 10 spokes to fit on your car? I assume you used an adapter to fix the offset
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Old Jun 29, 2008 | 10:06 AM
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Yup, 2" adapter.
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