LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Lt1 head confusion!

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Old Jul 17, 2010 | 01:18 PM
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Default Lt1 head confusion!

Just bought a donor car.. its a 94 z28 and the guy claims it has Dart Heads but i have no proof

So i have the intake off and this is what the heads look like...



Thanks.. just tryin to sell them so i need to know
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Old Jul 17, 2010 | 01:26 PM
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Incredibly hard to tell from the pic. I'd suggest taking off the valve covers and having a look-see for any part numbers or any identifying marks. You can compare them to the pictures in this album and see if you can figure it out:

http://www.google.com/imgres?imgurl=...26tbs%3Disch:1
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Old Jul 17, 2010 | 03:27 PM
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looks like stock heads with some fancy valve covers on em to me...
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Old Jul 17, 2010 | 03:34 PM
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I promise you, Dart heads will show the word "Dart" on them somewhere.
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Old Jul 17, 2010 | 03:36 PM
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All those little bumps and ridges under where the bolt holes are looks just like a stock head casting. Aftermarket heads aren't going to look like that. You will easily be able to tell, once you have the valvecover off. The GM casting number will be visible.
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Old Jul 18, 2010 | 01:18 PM
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thanks guys.. would it say dart or edelbrock right on the side if it was? I have the valve covers off now and they say a number
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Old Jul 18, 2010 | 01:28 PM
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Would prob say right on the front. Whats the casting number?
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Old Jul 18, 2010 | 02:08 PM
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Originally Posted by AChotrod
Would prob say right on the front. Whats the casting number?
+1 under the ignition modual and coil. Pull that off and it should have something.
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Old Jul 18, 2010 | 02:09 PM
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Originally Posted by jaycenk
+1 under the ignition modual and coil. Pull that off and it should have something.
If you look at the pictures I posted of the Dart heads in the link, the front of the heads are blank. Strange.
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Old Jul 19, 2010 | 09:16 AM
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pull the valve cover off, they will have DART and pro 1 cast into them. That looks like a stock ported head.
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Old Jul 19, 2010 | 09:33 AM
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dart heads say dart right on the outside..right under the exh ports..

also dead center in the middle of the head they say pro 1's if they are.
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Old Jul 19, 2010 | 12:10 PM
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JUST pull the valve cover off and let us know what you find
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Old Jul 19, 2010 | 03:36 PM
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Originally Posted by 946spdz
thanks guys.. would it say dart or edelbrock right on the side if it was? I have the valve covers off now and they say a number
Well, post a pic or share the number, LOL.
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