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Old May 2, 2022 | 12:32 PM
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Default making side vents functional

Hello,

I was reading a thread on here about making the side vents functional.
https://www.corvetteforum.com/forums...them-up-2.html

There is a post by rabrooks on reducing the high pressure in the wheel wells.
He cut a small whole in the fender liner and added a screen to allow the air to pass thru.
Seems like a great idea. Wondering if anyone else has done this?

Im thinking this could help with front end lift at higher speeds.




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Old May 2, 2022 | 12:39 PM
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Originally Posted by ideep29
Hello,

I was reading a thread on here about making the side vents functional.
https://www.corvetteforum.com/forums...them-up-2.html

There is a post by rabrooks on reducing the high pressure in the wheel wells.
He cut a small whole in the fender liner and added a screen to allow the air to pass thru.
Seems like a great idea. Wondering if anyone else has done this?

Im thinking this could help with front end lift at higher speeds.

Just recently discussed: https://www.corvetteforum.com/forums...-question.html
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Old May 2, 2022 | 12:45 PM
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So I saw this thread and this talked about opening up the side vents.
Seems like it works for helping with temps.
I just haven't seen anyone discuss the hole in the wheel well for reducing pressure.
Curious to know if this has helped anyone.

Last edited by ideep29; May 25, 2022 at 01:28 PM.
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Old May 2, 2022 | 12:57 PM
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My bad- missed the wheel well bit. I can’t see how you’d keep water and silt out of the fender if you ever got caught in the rain. The debris that gets into the rear quarters is bad enough, and there’s no deliberate opening there.
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Old May 2, 2022 | 01:02 PM
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Originally Posted by FatsWaller
My bad- missed the wheel well bit. I can’t see how you’d keep water and silt out of the fender if you ever got caught in the rain. The debris that gets into the rear quarters is bad enough, and there’s no deliberate opening there.
Lucky for me, my vette isn't a daily and I just drive it in 95% sunny weather.
Good point about the silt though. I have a base and mostly just wanting to reduce the front end lift
without cutting into the top of the fenders/hood like others have done.
This seems like a nice subtle way to accomplish it.


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Old May 2, 2022 | 01:16 PM
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The production 2005 C6 base was advertised with a designed top end speed of 186mph. Since the car was designed for high speeds, just how fast do you intend to go before FE lift becomes a problem? I have personally taken my all-stock 2013 GS up to 160mph, with no concerns about handling at that speed, though I do not make a practice of doing that.

I also haven't seen much in the way of aerodynamic improvements discussed in the forum as a result of high-speed lift or instability beyond the production design standards.

I am not a naysayer, just haven't been exposed to the concern.

Thanks for any clarifications on this subject...GD
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Old May 2, 2022 | 01:55 PM
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Originally Posted by gdmoore01
The production 2005 C6 base was advertised with a designed top end speed of 186mph. Since the car was designed for high speeds, just how fast do you intend to go before FE lift becomes a problem? I have personally taken my all-stock 2013 GS up to 160mph, with no concerns about handling at that speed, though I do not make a practice of doing that.

I also haven't seen much in the way of aerodynamic improvements discussed in the forum as a result of high-speed lift or instability beyond the production design standards.

I am not a naysayer, just haven't been exposed to the concern.

Thanks for any clarifications on this subject...GD
I dont doubt it can hit the higher speeds. Just the front end does get light at high speeds for my taste. Maybe im just being too sensitive.
Its possible it could be my shocks. Not sure if they were ever changed. I did order coilovers so maybe that will fix what I am experiencing once I install those.
But I figured there must be a reason the track guys put the top mount fender vents and hood vents on their vettes.
I dont expect the change to be drastic, but I imagine it gives a bit better feel.

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Old May 2, 2022 | 02:26 PM
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It was my opinion that hood venting was more about the release of under-hood heat then the effect of reducing FE lift.

GD
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Old May 2, 2022 | 05:44 PM
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I was also thinking about this. It appears at least on my '05 base that the vents go into the engine bay. The path is pretty cluttered though. I will probably take the covers off. I'm also thinking of blocking the lower radiator opening so just the front nose works. I won't be racing this car but mostly likely some HPDE.
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Old May 3, 2022 | 09:01 AM
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I have seen this mode a couple of times. No data available is it really helps on the aero side but plenty of visual confirmation on how nasty the engine and all under hood areas get.
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