Re: Reverse Cowl or not
[Re: ozymaxwedge]
#2396636
11/01/17 12:28 PM
11/01/17 12:28 PM
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Joined: Oct 2011
Posts: 326 Alberta
Wookie316
enthusiast
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enthusiast
Joined: Oct 2011
Posts: 326
Alberta
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I have a cowl on my 71 only because a 6 pack scoop looks terrible on a 3rd gen Charger because it has to sit so far back on the hood. At first I hated it, but now that it has been on the car awhile it has grown on me.
1971 Plum Crazy Super Bee. 572 World Aluminum block with a Cope 727 & Dana 4.10 out back. 9.88 @ 138 with a 1.35 60 NA. Dialed back to 10.0’s. 4000 lbs with me in it.
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Re: Reverse Cowl or not
[Re: ozymaxwedge]
#2397328
11/02/17 01:48 PM
11/02/17 01:48 PM
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Joined: Jan 2003
Posts: 13,530 Marion, South Carolina [><]
an8sec70cuda
I Live Here
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I Live Here
Joined: Jan 2003
Posts: 13,530
Marion, South Carolina [><]
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FWIW...when my car ran mid 10s, the cowl hood ran just as good as the 6 pack hood. What makes it better...the cowl hood wasn't sealed to the carb, but the 6 pack hood was. The seal I had on the 6 pack hood worked too...was a tenth quicker and 1 mph faster sealed up.
CHIP '70 hemicuda, 575" Hemi, 727, Dana 60 '69 road runner, 440-6, 4 speed, Dana 60 '71 Demon 340, no drivetrain, on blocks behind the barn '73 Chrysler New Yorker, 440, 727, 8.75 '90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt '06 GMC 2500HD LBZ Duramax
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Re: Reverse Cowl or not
[Re: OUTLAWSSAA]
#2397710
11/03/17 07:26 AM
11/03/17 07:26 AM
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Joined: Sep 2005
Posts: 635 Deep DEEP SOUTH
LAD 524
mopar
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mopar
Joined: Sep 2005
Posts: 635
Deep DEEP SOUTH
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Ideally I prefer no scoop but even with this 3.5" cowl, it was the only way to make the "hardware" fit properly. The key to a cowl hoods aesthetics I believe is to make it "flow" with the car with a tapered look, not have it come rearwards from the front with a sudden "Jimmy Durante'd" hike in its rearward height. This is especially important on a shorter wheelbase car where a taller cowl scoop take away from the lines of the car and make it look "stumpier" when viewed from the side. Mine will be sealed in due course.
Last edited by LAD 524; 11/03/17 07:35 AM.
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Re: Reverse Cowl or not
[Re: LAD 524]
#2398585
11/04/17 10:02 PM
11/04/17 10:02 PM
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Joined: Sep 2015
Posts: 1,096 Australia
ozymaxwedge
OP
super stock
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OP
super stock
Joined: Sep 2015
Posts: 1,096
Australia
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Ideally I prefer no scoop but even with this 3.5" cowl, it was the only way to make the "hardware" fit properly. The key to a cowl hoods aesthetics I believe is to make it "flow" with the car with a tapered look, not have it come rearwards from the front with a sudden "Jimmy Durante'd" hike in its rearward height. This is especially important on a shorter wheelbase car where a taller cowl scoop take away from the lines of the car and make it look "stumpier" when viewed from the side. Mine will be sealed in due course. Your car is stunning mate, unfortunately to achieve what I thinking I will have to go 6" cowl, the 2 carbs on top of the Indy tunnel are at about 4" out at the front. I have ordered a 6",still not sure but as it sits I have this fibre glass hood sitting here unusable so I will sit it on there and stand back for a look. Will it stand out more than with carbs and air cleaners ?? Will it be more of a cop bait ?
1963 Plymouth Max Wedge 1971 Barracuda
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Re: Reverse Cowl or not
[Re: one bad fish]
#2399114
11/05/17 10:28 PM
11/05/17 10:28 PM
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Joined: Mar 2003
Posts: 1,455 N.W. INDIANA
moparjohn
pro stock
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pro stock
Joined: Mar 2003
Posts: 1,455
N.W. INDIANA
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I had been thinking about a cowl hood on my 1970 GTX for some time. I heard all about using a Chevy hood on my Mopar from some of my friends. I found a fiberglass hood nearby on Craigslist and bought an 8 inch tall Harwood cowl scoop. I joined the two and took it to a test and tune. That particular night we had a pretty good head wind. In my engineering mind I thought the cowl hood would help the air up and over the GTX and out toward the sides as it gets wider toward the back. I did back to back runs with my forward facing scoop hood and the cowl hood. The result was a BIG disappointment as the GTX slowed down a 10th! I would be open to ideas to make it work and if not find someone who would be interested in the cowl scoop. MJ
Last edited by moparjohn; 11/05/17 10:31 PM.
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Re: Reverse Cowl or not
[Re: moparjohn]
#2399260
11/06/17 10:15 AM
11/06/17 10:15 AM
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Joined: Jan 2003
Posts: 13,530 Marion, South Carolina [><]
an8sec70cuda
I Live Here
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I Live Here
Joined: Jan 2003
Posts: 13,530
Marion, South Carolina [><]
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The rear of the cowl scoop needs to be real close to the windshield for it to work and actually pull air in. I can't slide my hand b/t the scoop and windshield...palm on the glass.
CHIP '70 hemicuda, 575" Hemi, 727, Dana 60 '69 road runner, 440-6, 4 speed, Dana 60 '71 Demon 340, no drivetrain, on blocks behind the barn '73 Chrysler New Yorker, 440, 727, 8.75 '90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt '06 GMC 2500HD LBZ Duramax
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