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650hp NA 6.0 whos done it?

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Old Oct 15, 2020 | 11:21 AM
  #21  
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Default Spin it up!!!

Originally Posted by NSFW
That's going to be a real challenge without an extra liter or an additional 2000 RPM. The liter would be a lot easier.

Yes turn it to 9000 or 9500 RPM you will be good!!!!
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Old Oct 15, 2020 | 11:22 AM
  #22  
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Why limit it to 7000 rpm?
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Old Oct 15, 2020 | 11:57 AM
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The Wegner engines that powered the Nsscar series trucks were at 620-640HP with CNC'd 799 heads, lightweight valvetrain, moderate compression and not alot over 7000RPM. Pretty basic parts....
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Old Oct 15, 2020 | 12:29 PM
  #24  
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Default Details matter!!

Originally Posted by helicoil
The Wegner engines that powered the Nsscar series trucks were at 620-640HP with CNC'd 799 heads, lightweight valvetrain, moderate compression and not alot over 7000RPM. Pretty basic parts....

Are we talking engine on a Dyno HP or Chassis HP RWHP this make a huge difference!!!

Need the Thread starter to Clarify
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Old Oct 15, 2020 | 07:01 PM
  #25  
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Come on guys 650 rwhp with the parts listed ..
😒
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Old Oct 15, 2020 | 07:16 PM
  #26  
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Weld up the chambers or angle mill them. Haven't even reallly any thought into that yet. Maybe both.
But they will go 320cfm with a 2.04 valve. And more with bigger valve
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Old Oct 15, 2020 | 07:30 PM
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Those Wegner heads were also 240cc heads
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Old Oct 15, 2020 | 09:59 PM
  #28  
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Originally Posted by Lsbmer
Weld up the chambers or angle mill them. Haven't even reallly any thought into that yet. Maybe both.
But they will go 320cfm with a 2.04 valve. And more with bigger valve
🤔 Do you know the cost of welding the chambers if not self done .... Angle mill sounds better👍

Last edited by Corona; Oct 15, 2020 at 10:09 PM.
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Old Oct 15, 2020 | 10:39 PM
  #29  
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I have a tig. I done it before.
But i still rather angle mill
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Old Oct 16, 2020 | 02:09 PM
  #30  
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Originally Posted by Corona
Done Yrs ago.
Guys who say it can't be Done or need aftermarket this or that are so Full of BS. 👎
BTW with Factory Non ported Ls3 heads hydraulic cam with compression below 12.0
Fact. Add a little here and there 650 and running easy. New day updated parts #1 would be a good port job 🤐

🤫🤣😒🤨😉🤔
🤘< Houston Baby
https://www.yellowbullet.com/threads...y-6-0l.449281/
I see more crap numbers made from them LS3 heads than I see good ones
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Old Oct 16, 2020 | 02:55 PM
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Originally Posted by wannafbody
Those Wegner heads were also 240cc heads
229cc
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Old Oct 16, 2020 | 06:59 PM
  #32  
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Originally Posted by tberg725
I see more crap numbers made from them LS3 heads than I see good ones
Cause your following and referring to P______'s = Kiddy 😼.
​​​​
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Old Oct 16, 2020 | 07:38 PM
  #33  
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Originally Posted by tberg725
I see more crap numbers made from them LS3 heads than I see good ones
A highly respected legend in the LS game to me shrink down the valve timing events when using the L92/LS3 heads....

In other words people run a cam that doesn't hit the sweetspot in the heads or they simply don't turn the motor up. I see guys on here all the time running big runner heads and shifting at 6200 RPM 🤣.
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Old Oct 16, 2020 | 08:19 PM
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Originally Posted by helicoil
229cc
Maybe I saw incorrect numbers.
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Old Oct 17, 2020 | 12:50 PM
  #35  
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Originally Posted by wannafbody
Maybe I saw incorrect numbers.
I think there's an early and later version of the Wegner NASCAR head.
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Old Oct 18, 2020 | 02:06 PM
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I didn't say any numbers.
if you dyno and and have alot sim experience you begin to trust it.
i use to literally have it running in the background while doing a pull.
i have a blue print of what i want now.
Now i just have to make it reality.
maybe 243 heads arent what i want.
i have alot of decions to make and more research on parts.
intake is going to be very important .
And rec port probably better choices there
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