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Kirkham Motorsports

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Old 11-04-2019, 05:46 PM
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Default Cold Air Box Fabrication

I am really going to test my fabrication skills trying to fabricate this cold air box grow .063 6061 aluminum.







Dimensions taken and plotted. Ready to layout the first (and only) attempt
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Old 11-05-2019, 01:39 AM
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Bill, from what I've seen of your fabrication skills so far, I have every confidence that you'll turn out a very functional and professional looking air box. Looking forward to seeing the progress.

Cheers,
Glen
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Old 11-05-2019, 12:11 PM
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You should also dimension the center-points for all the corner radius’s, trying to line up two edges of the bit will cause many errors....

The sides could be a separate piece from the horizontal sheet too. Bending could be difficult as the sides do not appear to be 90 degrees to the base?

You could make a test on plexiglass sheet first....

Blas
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Old 11-06-2019, 04:24 PM
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I'd be curious is there is any gain it loss. I know the turkey pan and restrictive air filter kills power.
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Old 11-06-2019, 05:26 PM
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Quote:
Originally Posted by Jdata View Post
I'd be curious is there is any gain it loss. I know the turkey pan and restrictive air filter kills power.

Building a air box can create a reversion outside in the air box when enclosed.
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Old 11-07-2019, 02:23 AM
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Quote:
Originally Posted by Jdata View Post
I'd be curious is there is any gain it loss. I know the turkey pan and restrictive air filter kills power.
The small air filter restricts power, the turkey pan does not.

Quote:
Originally Posted by Morris View Post
Building a air box can create a reversion outside in the air box when enclosed.
Please elaborate.

Both of my Webered cars show no sign of fuel reversion in their airboxes.

Gary
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Old 11-07-2019, 07:25 AM
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I was curious whether this was similar to what I've designed for the ERA GT cold air box (base). The venturi holes are only about .040" diagonal offset from my drawing. If Bill D wants to share his effort, I can supply a DXF. (I couldn't find an overall height, so I just guessed.)
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