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84 h/o sbc 400 swap?

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Old August 23rd, 2011, 03:00 PM
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84 h/o sbc 400 swap?

I have a 84 h/o with a 307 in it. I want to swap in my sbc 400 will the stock 2004r match up? And will the 307 motor mounts work for a sbc 400?
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Old August 23rd, 2011, 03:18 PM
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I got this info from another site!

A SBC drops in a A/G-body chassis easily. You just need to have a pair of sbc frame mounts & clam shells, from a Monte Carlo, El Camino, or a Malibu.

You will need to use the # 2241 Hooker S/C headers as their one of the only headers available for this swap.


The 200R4 should work fine!
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Old August 23rd, 2011, 03:49 PM
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Old August 23rd, 2011, 03:52 PM
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Lol! ^^^^^^^^^
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Old August 23rd, 2011, 03:57 PM
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Originally Posted by oldcutlass
lol! ^^^^^^^^^
x2
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Old August 23rd, 2011, 04:42 PM
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Have i been given false info 380racer?
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Old August 23rd, 2011, 04:55 PM
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No, the info is correct!!! It's just that your putting a chevy in an olds, we've had some real deep discussions about the subject as of late!!
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Old August 23rd, 2011, 05:36 PM
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haha I prepared to catch some flak over it. But the way i see it is its all GM and I'm going to keep ther #'s matching 307 as i do appeciate the history of H/O. but that 307 is a dog in that heavy H/O. Plus when its done its something not to many people have and a total sleeper!
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Old August 23rd, 2011, 06:08 PM
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They are breaking your ba!!s. We don't like putting SBCs in Oldsmobiles here. That said, the swap is a lot more difficult than just mounts, especially if you want the a/c. Want a sleeper? Drop in a strout 350 or 403 SBO, it will run mid-high 13s and be very streetable. And, it is a direct bolt in. Need more? A 455 Olds is a MUCH easier swap than a SBC. Your car, do what you want, but you won't get much help here.
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Old August 23rd, 2011, 06:23 PM
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A SBC in a 84 Hurst?

If you really want to hack up an Olds, sell that H/O before you kill it, you'll get a lot of money for it, then buy a regular Cutlass and drop youe SBC in that.
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Old August 23rd, 2011, 06:49 PM
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I hope the forum category gets changed before fire and brimstone rain down.

I think the OP's point is that he ALREADY has a SBC 400 to drop in, so this is a low-$ mod for him.

Either way, if he actually DOES this swap, he will burn, BURN, I say, in eternal fire.

I'm just sittin' here, eatin' popcorn, waitin' for this thread to heat up...

- Eric
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Old August 23rd, 2011, 06:52 PM
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Try http://gbodyforum.com/. There is lots of info there on engine swaps.
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Old August 24th, 2011, 02:19 AM
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sell the sbc and get a sbo 350 or go to the 455. you should be able get one for what you will get for the 400 sbc.
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Old August 24th, 2011, 06:59 AM
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IMHO, I wouldn't touch the car that way.

You have an 84 Hurst. the car is worth money as it sits, but even swapping in another Olds motor, will kill the resale of that car. Drop a SBC in it, and it's a flat out insult to ANY Olds guy (or gal) that walks the earth
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Old August 24th, 2011, 07:57 AM
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Originally Posted by Redog
IMHO, I wouldn't touch the car that way.

You have an 84 Hurst. the car is worth money as it sits, but even swapping in another Olds motor, will kill the resale of that car. Drop a SBC in it, and it's a flat out insult to ANY Olds guy (or gal) that walks the earth

Not an insult to me, altho I crawl alot!! The swap is an easy one!! Just don't ask me how I know!! I'd have to kill you!

Eric, pass some of that popcorn!!
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Old August 24th, 2011, 05:49 PM
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haha lots of flack like i said. And as an owner of a 84 hurst i know the resale value of it but if i was concerned of the resale i would sell it haha i'm going to keep the 307 so if i ever did want to sell it i can put the 307 back in it and no one would ever know.so hurt the resale value you say.... i say build it like oldsmobile should of! yes i would REALLY love to throw in a 455! but right now its not in the cards. Like i said before its all GM manufacturing, why not bring the best of everything into one car a car that only 3500 were made and who knows how many still exist. but another question about this swap what the heck are these clamshells on the crossmembers i keep hearing about what is the actual part name and are the available through and parts stores or am i gonna hae to go junkin?
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Old August 24th, 2011, 05:54 PM
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Red Dog as a moderator don't you have the access to move the post to the correct forum before certain people start having seizures?
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Old August 24th, 2011, 06:03 PM
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how is this not the right forum? haha its engine related and under the small block section haha
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Old August 24th, 2011, 06:04 PM
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Originally Posted by 66ninetyeightls
Red Dog as a moderator don't you have the access to move the post to the correct forum before certain people start having seizures?
lol, i may have a fit that takes out my computer.
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Old August 24th, 2011, 06:14 PM
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To protect the forum from personal liability the administrators created the forum "Non-Olds Powered " for these specific posts in the hopes people would stop punching and putting their heads through their computer monitors.

Originally Posted by kern84
how is this not the right forum? haha its engine related and under the small block section haha
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Old August 24th, 2011, 06:24 PM
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Yeah I'll move it now.

I didn't see it was in the wrong fourm. I was blinded by a rare Olds getting a SBC dropped in

Kinda wants to make me go buy a Yenko Camaro, and drop a 455 Olds in. Then go on a Chevy fourm and brag about it
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Old August 24th, 2011, 09:09 PM
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I think Post #2 by OldsCutlass covered it.
Very simple to do.

Just be sure your 200-4R is the multi-housing bolt pattern.

Last edited by Aceshigh; August 25th, 2011 at 03:59 AM.
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Old August 24th, 2011, 09:39 PM
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I am so tired of this crap, I think he ought to put a Dodge slant six in it. I really don't care.
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Old August 25th, 2011, 03:21 AM
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Originally Posted by Redog
Kinda wants to make me go buy a Yenko Camaro, and drop a 455 Olds in. Then go on a Chevy fourm and brag about it
OK, its not like we're not talking about a Yenko here. We're talking about an '84 with a whopping 184 hp and 245 ft-lbs! And he's going to keep the original 307 for later use. Live and let live.
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Old August 25th, 2011, 05:22 AM
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I'm half tempted to go get a 1969 H/O and put a Prius driveline in it just to see how many heads would explode. LOL
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Old August 25th, 2011, 06:36 AM
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Originally Posted by kern84
haha lots of flack like i said. And as an owner of a 84 hurst i know the resale value of it but if i was concerned of the resale i would sell it haha i'm going to keep the 307 so if i ever did want to sell it i can put the 307 back in it and no one would ever know.so hurt the resale value you say.... i say build it like oldsmobile should of! yes i would REALLY love to throw in a 455! but right now its not in the cards. Like i said before its all GM manufacturing, why not bring the best of everything into one car a car that only 3500 were made and who knows how many still exist. but another question about this swap what the heck are these clamshells on the crossmembers i keep hearing about what is the actual part name and are the available through and parts stores or am i gonna hae to go junkin?

The clam shells are the motor mounts, which will need to be changed. You also need the frame brackets for an SBC as I mentioned previously. You will need all the accessory brackets for your SBC as the olds probably won't cross over!
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Old August 25th, 2011, 07:19 AM
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Yep, don't forget engine wire harness will need mods, starter is on the other side. Exhaust system will need mods, A/C compressor is on the wrong side, too.
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Old August 25th, 2011, 07:41 AM
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Originally Posted by copper128
Yep, don't forget engine wire harness will need mods, starter is on the other side. Exhaust system will need mods, A/C compressor is on the wrong side, too.
That too!
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Old August 25th, 2011, 07:52 PM
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Originally Posted by 66ninetyeightls
I'm half tempted to go get a 1969 H/O and put a Prius driveline in it just to see how many heads would explode. LOL
That would be quite entertaining I have to admit.

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Old August 25th, 2011, 07:56 PM
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lol , thats one of the things I like about you Aceshigh , you always have those funny video blips.
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Old August 25th, 2011, 08:04 PM
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Originally Posted by oldsguybry
lol , thats one of the things I like about you Aceshigh , you always have those funny video blips.
I'd like it more if I had any idea who it was, what was going on, or why it was funny.

... But, hey, I bet I've got some hilarious Milton Berle clips lying around here somewhere...

- Eric
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Old August 26th, 2011, 04:06 AM
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Originally Posted by oldsguybry
lol , thats one of the things i like about you aceshigh , you always have those funny video blips.

x2:d
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Old August 26th, 2011, 08:03 AM
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Originally Posted by oldsguybry
lol , thats one of the things I like about you Aceshigh , you always have those funny video blips.
fistbump.gif

Thanks, I'm here to enjoy myself talking shop with fellow car owners that are here to enjoy themselves.
I enjoy comic relief alot. I have a VERY VERY large collection of these.

Originally Posted by MDchanic
I'd like it more if I had any idea who it was, what was going on, or why it was funny.
WTFMarkWahlberg.gif

Eric, come on man open your mind and you'll see it's very simple.

It's just a guy eating popcorn.
A slant of humor saying it would be entertaining to watch purists blow their lids with the Prius motor in the Olds.
Kinda like this guy.

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Old August 26th, 2011, 08:53 AM
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Old August 26th, 2011, 10:06 AM
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omg , lmao
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Old August 26th, 2011, 11:04 AM
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Aces n 66, you are truly warped and dimented, and I for 1 like it!!! We think alike!!
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Old August 26th, 2011, 11:29 AM
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Originally Posted by Aceshigh

Eric, come on man open your mind and you'll see it's very simple.
Oops. I thought it was some pop-culture movie reference that I didn't get because I don't generally go to movies :embarrassed: .

- Eric
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Old August 26th, 2011, 11:32 AM
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Bloody mobile version...

Will fix later.
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Old May 27th, 2012, 04:10 PM
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I thought the posts crack you up , because of the little comedy blips along the way
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Old May 27th, 2012, 06:54 PM
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I wonder how Kern84's project is going?
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