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[Z06] HPR 468 LS7, WCCH Brodix BR7 heads, and G1Pro custom billet intake build

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Old 10-01-2018, 07:47 PM
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Originally Posted by 441LSXTT

Right. We are custom building a billet intake with longer runners to fit under a stock Corvette hood
Looks badass so far...I hope it performs as intended. If so, I could see more of those put in use for HPR's big cube motors.

I came across this interesting long runner sheetmetal intake some time ago. No idea how it worked out, and no way it would fit under a stock C6 hood...but I thought it looked intriguing.
https://blog.1aauto.com/showing-off-...ntake-manifold

Last edited by MTPZ06; 10-01-2018 at 07:47 PM.
Old 10-01-2018, 07:51 PM
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Originally Posted by MTPZ06
Looks badass so far...I hope it performs as intended. If so, I could see more of those put in use for HPR's big cube motors.

I came across this interesting long runner sheetmetal intake some time ago. No idea how it worked out, and no way it would fit under a stock C6 hood...but I thought it looked intriguing.
https://blog.1aauto.com/showing-off-...ntake-manifold
that looked bad ***
Old 10-01-2018, 07:54 PM
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How long are the runners? I wonder how long the MSD or FAST ones are?
Old 10-01-2018, 07:56 PM
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Originally Posted by double06
How long are the runners? I wonder how long the MSD or FAST ones are?
these runners are 7inch runners with 10% full radius bell mouth. If I’m not mistaken I believe there are also larger in diameter
Old 10-02-2018, 08:06 AM
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Originally Posted by jayyyw
What's the plenum volume on that thing and how does it compare to an MSD?
James said in a FB thread he always does 1x engine displacement, but in his experience felt that 1.5x was ideal for max effort N/A cars.
Old 10-02-2018, 08:10 AM
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Originally Posted by FNBADAZ06
James said in a FB thread he always does 1x engine displacement, but in his experience felt that 1.5x was ideal for max effort N/A cars.
what does the inside of a MSD or FAST look like inside? How long are there runners?
Old 10-02-2018, 08:34 AM
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Old 10-02-2018, 08:37 AM
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Originally Posted by 441LSXTT


what does the inside of a MSD or FAST look like inside? How long are there runners?
I'd have to do a search on runner lengths for MSD manifolds, as I can't remember straight off the top of my head. If I recall correctly. the FAST intake has a longer runner than the MSD, but the MSD has a significantly bigger plenum volume.
FAST has 3 different runner lengths available for their intake....8" (street, which is standard), 6.25" (high RPM), and 3.5" (race).

Ryne Cunnigham from CMS did a test for LSXMag several years ago...the video is attached




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Old 10-02-2018, 08:38 AM
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Originally Posted by FNBADAZ06
I'd have to do a search on runner lengths for MSD manifolds, as I can't remember straight off the top of my head. If I recall correctly. the FAST intake has a longer runner than the MSD, but the MSD has a significantly bigger plenum volume.
FAST has 3 different runner lengths available for their intake....8" (street, which is standard), 6.25" (high RPM), and 3.5" (race).

Ryne Cunnigham from CMS did a test for LSXMag several years ago...the video is attached

https://www.youtube.com/watch?v=3Q1uLxKAum8
awesome!! Thank you
Old 10-02-2018, 08:43 AM
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Originally Posted by 441LSXTT


awesome!! Thank you
Welcome, bud Looking forward to seeing how Jame's manifold works out for your setup...it may sway my decision as well
Old 10-03-2018, 10:01 PM
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I have a NW 102 TB. I saw they make a 108 for $1400. Is it even worth that?
Old 10-04-2018, 04:35 AM
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Looks like I will be forced to get a custom intake soon, yours is the first G1Pro I’ve seen on the forum with long runners. Do you mind posting or PMing the price?
Old 10-08-2018, 11:45 PM
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Does anyone think the 108 throttlebody will be better than the 102? Is it really worth $1400
Old 10-08-2018, 11:48 PM
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Better? Probably worth 2-3hp. Is that worth $1400+, that is only a question you can answer.
Old 10-09-2018, 07:04 AM
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Originally Posted by Unreal
Better? Probably worth 2-3hp. Is that worth $1400+, that is only a question you can answer.
and that answer is no way. Lol thank you
Old 10-09-2018, 10:29 AM
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Worth it questions are always dependent on your income and disposable money. For some people, absolutely they would spend that. Are Ti lug nuts worth $150 to save a few grams? Some people think so and spend it, others don't. I don't think the TB will be limiting on your setup.
Old 10-11-2018, 07:07 PM
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Intrigued to see your results with that intake! Bump

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To HPR 468 LS7, WCCH Brodix BR7 heads, and G1Pro custom billet intake build

Old 10-11-2018, 07:59 PM
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Originally Posted by RobGOV-DCZ
Intrigued to see your results with that intake! Bump
Me to. Considering they just built a 468 with Mamo LS7 heads and a stock MSD intake at 11.5 compression with a cam around 650 lift that made a little over 670rwhp and 630rwtq on 93 oct Through a paddle shift transmission. I am using a better intake better heads and a way bigger cam and a standard TR 6060 transmission I am 13.1 compression running e85. I definitely should be over 700rwhp

Last edited by 441LSXTT; 10-12-2018 at 08:37 AM.
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Old 10-12-2018, 08:31 AM
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I think it the 468 had the Mamo TFS 265 head not a stock LS7 head. 30 degrees of over lap is not a small cam either that's like a 251 / 267 on a 114. Now for that size engine it is not too big a cam. I think if they had used a ported manifold MSD on an engine this size I could see another 20 hp (all this suggesting that the 468 would have been 700+ rwhp with a TR6060). What should be interesting is your torque output. I would agree with your assumption with your set up with the bigger Brodix heads, compression, fuel and trans you should be north of the 700 rwhp mark.
Old 10-12-2018, 08:43 AM
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Originally Posted by double06
I think it the 468 had the Mamo TFS 265 head not a stock LS7 head. 30 degrees of over lap is not a small cam either that's like a 251 / 267 on a 114. Now for that size engine it is not too big a cam. I think if they had used a ported manifold MSD on an engine this size I could see another 20 hp (all this suggesting that the 468 would have been 700+ rwhp with a TR6060). What should be interesting is your torque output. I would agree with your assumption with your set up with the bigger Brodix heads, compression, fuel and trans you should be north of the 700 rwhp mark.
Correct sorry I forgot to type Mamo. Yeah my cam is 26*/27* ...74? Lift. I’m also curious on what my torque is gonna look like. All I know is that set up made some really good power and made really good to torque especially with a unported MSD.


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