Forced Induction Superchargers | Turbochargers | Intercoolers

How much boost would you run?

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Old Nov 2, 2020 | 01:16 PM
  #41  
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Originally Posted by L33
Hence why I listed my compression ratio and octane
I am running to see if anybody had any insight/experience on what a good boost level would be.

Trying to get an initial pulley set up... pretty straightforward... and running whatever the 93 will allow and then backing it down is “figuring out what boost to run” verbatim .... so the contradiction is strange.

And thanks for the tuning “tips”
Still not sure who is tuning it but you are correct I did miss your specific question about 10 psi. Agree with post #38. 10 psi is easily achievable.
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Old Nov 2, 2020 | 09:56 PM
  #42  
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I don’t know why this thread is so long 😂

Just at put it at 10-12 psi with a mild amount of timing and carry on.

A lot of us are throwing 20+ psi at stock bottom ends reliably.. but we aren’t losing sleep over it possibly breaking a stock engine... know what we are doing... and tune it ourselves...

But that’s all mute... because that’s obviously not you or your prerogative. Pulley it to 10-12 and call it a day
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Old Nov 3, 2020 | 06:26 AM
  #43  
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nobody has ever put a d1 on a 5.3 before, so its uncharted territory.
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Old Nov 3, 2020 | 07:16 AM
  #44  
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Originally Posted by TrendSetter
nobody has ever put a d1 on a 5.3 before, so its uncharted territory.
His has 9.9:1 CR. Everybody else had 9.8:1 or 10:1 CR.
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Old Nov 5, 2020 | 01:56 PM
  #45  
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Originally Posted by L33
Trying to decide how much boost to run.
  • 2005 5.3 L33
  • new stock crank
  • TSP I beam rods
  • diamond racing boost pistons and rings
  • ported/polished 799s
  • ed Curtis custom boost cam
  • Injector Dynamics 1050x injectors
  • Cometic head gasket and arp studs
  • d1x procharger with intercooler and bypass valve
  • Stock LS6 intake and TB
  • Built 4L80e with Circle D 3200
  • 9.9:1
  • 93 octane

I was thinking 10psi.
Will my LS6 intake and 9.9 CR handle this?
However much boost it can make.
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Old Nov 5, 2020 | 09:57 PM
  #46  
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Originally Posted by TrendSetter
nobody has ever put a d1 on a 5.3 before, so its uncharted territory.
I’m sure someone has.
But the post is so long because so many people don’t read and are giving me turbo-based answers or the ole SEND IT response.

i appreciate those with the mature answers.
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Old Nov 5, 2020 | 09:58 PM
  #47  
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Originally Posted by joyridin'
His has 9.9:1 CR. Everybody else had 9.8:1 or 10:1 CR.
oh so clever
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Old Nov 5, 2020 | 10:04 PM
  #48  
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Originally Posted by tblentrprz
Well... ? Lack of ring gap is the simplest way to pop a ring land. Remember - CC temp and pressure will expose the limits of your fuel and/or your setup.
The bottom end is built correctly. Ring gap is obviously an achilles heel in a forced induction setup, and anyone that would spend the extra money on a custom set of pistons, I believe, better know better than to just slap any set of rings on and send It.... that is very very common knowledge, at least I hope, although most of the answers on here lead me to believe otherwise, but thank you.


P.S. .028 and .030 before y’all get heated over the wrong **** again, smh

Last edited by L33; Nov 5, 2020 at 10:15 PM.
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Old Nov 5, 2020 | 10:09 PM
  #49  
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Originally Posted by Dragframe
I don’t know why this thread is so long 😂

Just at put it at 10-12 psi with a mild amount of timing and carry on.

A lot of us are throwing 20+ psi at stock bottom ends reliably.. but we aren’t losing sleep over it possibly breaking a stock engine... know what we are doing... and tune it ourselves...

But that’s all mute... because that’s obviously not you or your prerogative. Pulley it to 10-12 and call it a day
Yeah obviously, since I don’t have a stock bottom end, sleep just fine, and am asking for advice.

i swear most of you are completely ignorant. Sorry for asking a god damn question.

But thanks for answering my question after amping yourself up. Have a good one man
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Old Nov 6, 2020 | 05:53 AM
  #50  
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Originally Posted by L33
Yeah obviously, since I don’t have a stock bottom end, sleep just fine, and am asking for advice.

i swear most of you are completely ignorant. Sorry for asking a god damn question.

But thanks for answering my question after amping yourself up. Have a good one man
Are you serious? Stop being an arrogant *****. You made the thread asking a basic question and don't even know if an LS6 intake can handle 10 pounds of boost, then reply like you know everything. Why even have this thread? People make suggestions and let you know what to watch out and then you cry about it. Just delete the thread and go build it if you know everything.

Last edited by ddnspider; Nov 6, 2020 at 07:28 AM.
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Old Nov 6, 2020 | 07:10 AM
  #51  
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Your question is "How much boost would YOU run?"

People are telling you what they would run, where is the disconnect?
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Old Nov 6, 2020 | 08:04 AM
  #52  
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Originally Posted by ddnspider
Are you serious? Stop being an arrogant *****. You made the thread asking a basic question and don't even know if an LS6 intake can handle 10 pounds of boost, then reply like you know everything. Why even have this thread? People make suggestions and let you know what to watch out and then you cry about it. Just delete the thread and go build it if you know everything.
100% agree. Dude is on here asking medial questions then when getting answers is trying to correct people. If you know more than us, why even make this post? Then you have the gumption to get butthurt about it? Welcome to the internet dude. Stop asking stupid *** questions and maybe you'll get legit answers.
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Old Nov 6, 2020 | 10:45 AM
  #53  
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Originally Posted by L33
The bottom end is built correctly. Ring gap is obviously an achilles heel in a forced induction setup, and anyone that would spend the extra money on a custom set of pistons, I believe, better know better than to just slap any set of rings on and send It.... that is very very common knowledge, at least I hope, although most of the answers on here lead me to believe otherwise, but thank you.


P.S. .028 and .030 before y’all get heated over the wrong **** again, smh
OK, good to go on ring gap. I asked the question because it's very relevant to your initial question on "How much boost...". Ring gap isn't an achilles heel, it's a critical detail especially on a pump gas combo with no water/meth injection. Custom pistons or not.

BTW - Dynamic compression is very relevant to the fuel limitations of 93 octane. Do you know what the DCR is? Without cam specs, no one else knows. To quote your comment from above, "Anyone that would spend the extra money on a custom" cam should install it at the specified ICL too. Unfortunately, many get installed "dot to dot"! What ICL was your cam installed at?

Lastly, 86 gave you excellent advice and you didn't even acknowledge it.

I'd suggest you post your questions on Yellowbullet supercharged forum. You might get a better response there. ; )
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Old Nov 6, 2020 | 10:58 PM
  #54  
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Originally Posted by L33
Yeah obviously, since I don’t have a stock bottom end, sleep just fine, and am asking for advice.

i swear most of you are completely ignorant. Sorry for asking a god damn question.

But thanks for answering my question after amping yourself up. Have a good one man
“How much boost would you run”

Simple answer. If it was my car with forged slugs.. I’d have it on e85 and turned on KILL all the time.

If I was you trying to run pump and hopefully never have a problem... depending on elevation (I say that because I live 5000* ft. I’m already down 2lbs of atmospheric pressure), I’d have it at 10-12psi and call it a day.

I wouldn’t even sweat ring gap unless it was built unnecessarily tight for some reason.. or your going to relentlessly beat on it on a road course (because heat). It’s your built motor so that is pertinent info you should already know anyways. Sounds like your good there 👍

And worried about 10psi on a ls6 intake? Mines taking 20psi+. But so is my completely untouched 2000 5.3 bottom end (wouldn’t recommend lol). So I’d say your fine.

I think your over thinking something that’s been done 100,000 times by other people. I wouldn’t even think twice about pulley’in it to 10lbs and driving the wheels off it. Personally.

Happy?
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Old Nov 7, 2020 | 08:17 AM
  #55  
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Run meth or water/ meth . I run 14lbs cammed ly6 but my intake temps are low and I'm running water/ meth .
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