Re: Shaker Hood, CFM Comparisons, Questions..Sorry Long

From: Terri Pryer (
Date: Wed Sep 01 1999 - 01:14:37 EDT

How much and how hard to install?
-----Original Message-----
From: Patrick Delgado <>
To: <>
Date: Tuesday, August 31, 1999 4:43 PM
Subject: Re: DML: Shaker Hood, CFM Comparisons, Questions..Sorry Long

>Anyone interested in experimenting with NACA ducts can find them in Summit.
>They're made for circle track racers by Howe Racing Enterprises($30ea).
>are designed to pull air from the laminar boundary layer without inducing
>much drag. If mounted right at the trailing edge of the hood, air will be
>rammed into it just as it would for any openning(scoop). Further back on
>hood, about 1 ft(?) from the base of the windshield, it will function as
>designed. One thing to keep in mind(for dual installs) is that at some
>the airflow splits with some going over the windshield and some going to
>sides pass the windows; The ducts should be installed parallel to airflow.
>Dr. Pat
>>From: KURTZ ERIC <>
>>Subject: Re: DML: Shaker Hood, CFM Comparisons, Questions..Sorry Long
>>Date: Tue, Aug 31, 1999, 4:08 AM
>> The Viper Hood scoop is called a NACA duct. It works good on a Viper
>> because of its aerodynamics, but Im not to sure how it well it work on
>> our trucks.
>> Eric
>> Jeff Durling wrote:
>>> snip>
> BTW, it might not look good though but what about one of the
>> vents at the very front of
>>> the hood that the Viper GTS uses to force feed air? I know it delivers
>> alot of air for the v-10
>> Jeff Durling
>>> '96 RC Sport

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