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Pics of a 71 SS Chevelle about to get LSX'ed

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Old 07-25-2006, 07:08 PM
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Default Pics of a 71 SS Chevelle about to get LSX'ed

Car just got dropped off today, about to recieve a plethora of late model goodies.

I did the paint and bodywork a few years ago, and the owner has only put 4,000 miles on it since the paint job, partly because it's slow and drinks gas. The car is Electron Blue with pearl white stripes. It's straight as an arrow and slick as glass.
It's got a 454 with a cam upgrade, Hooker LTs, the usual carb and intake, bling bling billet accy. drive, 700R4, blah blah blah... It got beat by a stock 05 GT automatic, and gets single digit fuel economy.

So out with the old, in with the new. It's getting a built 346 LS1 T56 with Patriot LS6 heads, Trex cam, Hooker LSX LTs, LS6 intake, 30lb injectors, TB, pulley, new clutch, 4.10s for the old 12 bolt, all LS1 brakes, AC conversion....
I'll post up progress pics in the upcoming weeks as we work on it.




Old 07-25-2006, 07:19 PM
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o man thats gonna be sweeeeet!!!
Old 07-25-2006, 07:36 PM
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o my god...so nice...i bet it sounds bitching right now as it is doesn't it?
Old 07-25-2006, 07:39 PM
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that is an awesome car!!! wow its going to be unreal when your done.
Old 07-25-2006, 07:58 PM
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Yeah, it sounds great right now. Big block with dual 2.5 exhaust, H pipe and Flowies. It's slow for all that motor though.
Old 07-25-2006, 08:10 PM
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man thats a bad *** car
Old 07-25-2006, 08:16 PM
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that chevelle looks yummy - so do those girls ^^
Old 07-26-2006, 09:21 PM
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Dynoed the 454 big block today to get a baseline before we start hacking. NLP's dyno says:

244RWHP 340TQ

At least it sounds good
Old 07-27-2006, 08:09 AM
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Chris,

For us chevelle guys, let us know what you did for the standard swap issues:

1) mounts that you used
2) if you cut the trans tunnel - and how much...
3) oil pan mods
4) accessories used
5) which headers you used (chevelle or camaro)

Thanks and good luck with the project!!!
Old 07-27-2006, 08:37 AM
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At the risk of sounding stupid I am going to ask anyhow. Couldn't you get alot more power moding the 454 than from the whole LS1 swap? The reason I am saying this is because I know how much work the swap is. Now if you were going to a LS7 then that would be a different story.
Old 07-27-2006, 09:55 AM
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Question, is this a Chevelle a numbers matching SS ? or a clone ?
Old 07-27-2006, 11:40 AM
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I am too wondering like bczee, does it have the original LS6 454 in it? If so I personally would keep it original as looking at the condition of the car I am pretty sure it is worth a decent chunk as it sits.
Old 07-27-2006, 11:48 AM
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I can tell from the pics its not numbers matching so no worries there. For the above questions, if its not about cost, why upgrade the current motor, its what everybody else does. ls1/t56 is a rare and very cool conversion, the car will be fast, fun, reliable, different, and still get 20mpg with the a/c on if driven like a grandpa.

Can't wait to see the final results. Be sure to take pics along the way so we can see whats involved
Old 07-27-2006, 12:02 PM
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it should do better than20 mpg, damn the thing isnt but 300 pounds heavier than a fbod.
Old 07-27-2006, 05:15 PM
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Mor or less the swap was easy to do, it took some time but it wasn't too bad. I didn't need to cut the fire wall at all. I have a LS1 and a 4L60E I put 4:11s in the car but i think if I did it over, I would put 3:73s in it. The car frys the tires a little much. I am working on the suspencion this year and hope to make it hook better soon. As for the gas milage it will be much better then the BB the car looks great!
Old 07-30-2006, 06:24 PM
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That's a beautiful chevelle!
Old 07-30-2006, 06:34 PM
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So how's the gas milage now. Post up some pic's of the engine.
Old 07-30-2006, 07:00 PM
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any chance of sound clips? cant beat the sound of a big block american muscle car
Old 07-30-2006, 07:09 PM
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Originally Posted by SilverBullet73
That's a beautiful chevelle!
I agree. Good luck and keep us posted Whistler.
Old 08-01-2006, 01:07 PM
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You can definately get some horsepower from a modded 454 big block. These are the downsides.
1. Miserable gas mileage. This thing has 3.42s and a 700R4, and barely cracks into the double digits MPG on the HIGHWAY
2. Heavy as hell. Even with AL. heads (which this one does not have) The weight adversely affects handling and braking.
3. Old tech. Means leaky gaskets and main seals, crappy old style paper gaskets that need to be scraped off when repairing/modding, smelly, pump-it-to-get-it-started carburetor, annoying old style distributor... I can go on and on.
Think I'm I bit biased?

We are using the Hooker mounts and swap headers. The oil pan doesnt need to be modded with a rear steer, at least it shouldn't.. anyway. I know we're going to have to section the trans tunnel for the T56, I'll post pics as we go. All F body accessories. I plan to notch the frame to keep the stock AC compressor, and adapt it to the original AC. I'm going to try and talk the customer into a Vintage unit, and smooth the firewall... we'll see. This is a big $$ pill to swallow all at once.

The car is an original BB car, but I think it was a 402.. I'm not sure.

The LS1 is cool, but once it's all up and running , then other Gen III swaps are easy to do, like if he wants to try an LS2 stroker, or L92 stuff..etc.


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