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Author: Subject: Venting trapped air?
Dale

posted on 12/8/07 at 12:03 AM Reply With Quote
Venting trapped air?

I will need to let the trapped air out somehere on my front wings/fenders and would like to mount my intercooler in the path. Would it be better to channel the air into a narrower spot farther back the fender or closer to the front as in just a few inches behind the slope of the fender opening. I figure I will need an inner wheel well to channel the air /debris trapped over the wheel out seperately as to not trash the cooler. Any ideas.
Thanks
Dale Rescued attachment DSCF0005_resize.JPG
Rescued attachment DSCF0005_resize.JPG






Thanks
Dale

my 14 and11 year old boys 22
and 19 now want to drive but have to be 25 before insurance will allow. Finally on the road

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C10CoryM

posted on 12/8/07 at 01:56 AM Reply With Quote
general rule is smallest air intake you can get away with (smaller=less drag), and a much larger exhaust. If the air behind the cooler is lower press than the air in front it will flow better. So a straight, even tube from a high pressure area to the intercooler, then an expanding tube to a low pressure area after the intercooler.
Have a look at some LMP cars. They all vent the wheel arches, and often the brakes/pods around where I think you want to.
Cheers.





"Our watchword evermore shall be: The Maple Leaf Forever!"

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RazMan

posted on 12/8/07 at 01:33 PM Reply With Quote
My old 200SX used to vent to the intercooler through the back of the wheel arch with a simple slotted panel. It very quickly got clogged with road crud so some kind of baffle would be a good idea, although you don't want to restrict the airflow too much.

[Edited on 12-8-07 by RazMan]





Cheers,
Raz

When thinking outside the box doesn't work any more, it's time to build a new box

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David Jenkins

posted on 12/8/07 at 01:36 PM Reply With Quote
Nothing to do with the thread - but that car is starting to look very nice!

David






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Dale

posted on 12/8/07 at 08:02 PM Reply With Quote
Thanks for the replies. may have found a solution for most of the trapped air between the body and fender/wing.
Insperation via mgtd andbmw 328. Will still have to get air into the intercooler and out but this should help a fair bit. Rescued attachment DSCF0002_resize.JPG
Rescued attachment DSCF0002_resize.JPG






Thanks
Dale

my 14 and11 year old boys 22
and 19 now want to drive but have to be 25 before insurance will allow. Finally on the road

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Dale

posted on 12/8/07 at 08:03 PM Reply With Quote
I will have to round off the top of the fender though.

[Edited on 12/8/07 by Dale] Rescued attachment DSCF0004_resize.JPG
Rescued attachment DSCF0004_resize.JPG






Thanks
Dale

my 14 and11 year old boys 22
and 19 now want to drive but have to be 25 before insurance will allow. Finally on the road

View User's Profile E-Mail User View All Posts By User U2U Member

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