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TPIS CORN 427 w/L92 Heads & Custom Intake (56K, beat it)

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Old 12-15-2006, 08:52 AM
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Default TPIS CORN 427 w/L92 Heads & Custom Intake (56K, beat it)

Here is a little project to bring holiday cheer to all. This will be wrapping up soon over the holidays. Old numbers were 530/505 with ported 98 heads/TPIS 90mm intake and the new numbers will follow. Things are getting interesting. I have no idea what the intake costs but its the first one.
Here is the intake and yes it fits under the fbody cowl




And here are the heads. The only thing done to them was a slight mill. They flowed over 330 at .600 on the intake as cast

Old 12-15-2006, 09:01 AM
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Who did the intake for you?
How long are the runners?
Old 12-15-2006, 09:04 AM
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TPIS made the intake and the runners are as long as possible and still be able to fit under the cowl
Old 12-15-2006, 09:19 AM
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motor details........compression? power adder?
Old 12-15-2006, 09:22 AM
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The coca cola rotating assembly should work great!
Old 12-15-2006, 09:28 AM
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Originally Posted by DRCE
motor details........compression? power adder?
N/A motor at about 12:1
Old 12-15-2006, 10:55 AM
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Dayum, that looks killer. I wonder how much power I would pick up on my 402 setup with that? Pricing must be $$$.
Old 12-15-2006, 11:11 AM
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Lemme guess.

Intake runners extend into that box by about 2" more?

Or do intake runners end at the box?

Entry way on the intake manifold match the intake runner on the head?
Old 12-15-2006, 11:15 AM
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where does the MAP sensor go? isnt it usually in the back of the intake? I dont see a provision for it.
Old 12-15-2006, 12:29 PM
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Originally Posted by No Juice
TPIS made the intake and the runners are as long as possible and still be able to fit under the cowl
thanks!!
Does tpis plan on producing more of these intakes ??
Old 12-15-2006, 12:59 PM
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Damn that is one nice looking intake, be sure to post numbers when everything is done.
Old 12-15-2006, 01:05 PM
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I want!
Old 12-15-2006, 01:08 PM
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thats pretty.
Old 12-15-2006, 01:25 PM
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Originally Posted by Big-DEN
Lemme guess.

Intake runners extend into that box by about 2" more?

Or do intake runners end at the box?

Entry way on the intake manifold match the intake runner on the head?
I don't know about the runner lengths but they are port matched to the heads
Old 12-15-2006, 01:47 PM
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Some information for thought on this.
First, I need to emphasize this is for a street car, not a race/trailer queen. During the development of this intake TPIS they tested a cathedral port version of this intake on a 390ci LS1 with ported LS1 heads. It made 615hp, this was 40-45 more than the typical 90mm set up along with the same cam as this 427, the ZL-17. This test was done using an early version of the intake that had 1" shorter intake runners than the one pictured above. The one pictured above was made to fit f-body's, but will not fit a vette. Vetter owners would need the 1" shorter intake.
This intake is the first one to fit the L92 heads that they have made. TPIS will produce more of these. I'm not going to speculate on what the price might be on this thing, if you really want to know call TPIS.

as far as the MAP sensor it will be drilled and tapped into the back. It wasn't quite finished at the time of the pics.
Old 12-15-2006, 02:52 PM
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No Juice.

My question was, looking in thru the throttlebody:

1. Do the runner extend somewhat into the plenum area for longer length than we can see "outside the box"?
2. Do the runners extend right to the plenum area, so what we see "outside the box" is the intake manifold runner length?
Old 12-15-2006, 02:55 PM
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Originally Posted by Big-DEN
No Juice.

My question was, looking in thru the throttlebody:

1. Do the runner extend somewhat into the plenum area for longer length than we can see "outside the box"?
2. Do the runners extend right to the plenum area, so what we see "outside the box" is the intake manifold runner length?
Yeah I know what you meant but to be honest I didn't look through the TB, so I don't know
Old 12-15-2006, 02:57 PM
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Very attractive intake!
Old 12-15-2006, 03:13 PM
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I noticed the CORN in the post, is this being made to run on E85?
Old 12-15-2006, 03:17 PM
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man, that thing is sick, i just keep coming back to this thread to look at it. The top flat piece i think might just set it off if it didn't have those two creases in it and it highly polished



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