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Project YOLO: The Quest for 100 HP per Liter

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Old Feb 24, 2014 | 08:40 PM
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Originally Posted by handyandy496
How big is that exhaust valve . It looks ginormous.
It's a 1.61.
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Old Feb 24, 2014 | 08:50 PM
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Originally Posted by 427zm
The D style port that LS7's have from the factory, are no longer existent as you can see in the pic of the exhaust port. The D shape factory exhaust gaskets I bought, are useless. I'll need to invest in some 2" headers soon!
I don't use header gaskets. Only High Temp Copper RTV.
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Old Feb 24, 2014 | 09:36 PM
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Originally Posted by SSSTANG#1
I don't use header gaskets. Only High Temp Copper RTV.
There's a thought.....
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Old Feb 25, 2014 | 04:39 PM
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A wise man shared that trick with me and I'll never use a header gasket again.
Last edited by SSSTANG#1; Feb 25, 2014 at 08:44 PM.
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Old Feb 25, 2014 | 07:20 PM
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Originally Posted by SSSTANG#1
A wise man share that trick with me and I'll never use a header gasket again.
A wise man indeed!

The beast will be running tomorrow! A few hundred break in miles and it'll be back to the dyno!
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Old Feb 25, 2014 | 08:00 PM
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just read through the thread. awesome build. cant wait to hear the start up video
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Old Feb 25, 2014 | 08:46 PM
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I'm looking forward to hearing it too. Seth is shipping my shortblock tomorrow.
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Old Feb 25, 2014 | 08:50 PM
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Originally Posted by SSSTANG#1
I'm looking forward to hearing it too. Seth is shipping my shortblock tomorrow.
Good times! 427? 434? 440? 454?
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Old Feb 25, 2014 | 08:50 PM
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Originally Posted by Noahf
just read through the thread. awesome build. cant wait to hear the start up video
Thanks. Should have one tomorrow!
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Old Feb 25, 2014 | 08:59 PM
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Originally Posted by 427zm
Good times! 427? 434? 440? 454?
I decided on a 454.
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Old Feb 25, 2014 | 09:00 PM
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Originally Posted by SSSTANG#1
I decided on a 454.
Nice. Mast 305's?
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Old Feb 25, 2014 | 09:11 PM
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Originally Posted by 427zm
Nice. Mast 305's?
Yep, and Mast intake.
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Old Feb 25, 2014 | 09:12 PM
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What do you have left to do before you fire it up? Are you off work tomorrow?
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Old Feb 25, 2014 | 09:28 PM
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Originally Posted by SSSTANG#1
What do you have left to do before you fire it up? Are you off work tomorrow?
The radiator and Spal fans went in tonight. It'll fire up tomorrow!
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Old Feb 25, 2014 | 09:51 PM
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Originally Posted by SSSTANG#1
Yep, and Mast intake.
Is it going to be straight NA? I'm guessing 640+ wheel?
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Old Feb 25, 2014 | 11:18 PM
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Originally Posted by SSSTANG#1
I don't use header gaskets. Only High Temp Copper RTV.
what does that do for the engine? like does it up the compression or seal the heads better than what a gasket would do? serious question never heard of doing this.
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Old Feb 26, 2014 | 02:43 AM
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Originally Posted by "MAC"
what does that do for the engine? like does it up the compression or seal the heads better than what a gasket would do? serious question never heard of doing this.

-It doesn't leak
-Its cheaper
-No gasket overhang into the port
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Old Feb 26, 2014 | 07:50 AM
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Ok makes perfect sense i just may start doing that as well
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Old Feb 26, 2014 | 07:55 AM
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Originally Posted by Stumped1215
-It doesn't leak
-Its cheaper
-No gasket overhang into the port
You got it. Thanks.
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Old Feb 26, 2014 | 08:00 AM
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Originally Posted by 427zm
Is it going to be straight NA? I'm guessing 640+ wheel?
NA. That's our goal.
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