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-   -   Carbontrix extractor scoop (https://www.miataturbo.net/race-prep-75/carbontrix-extractor-scoop-46097/)

ZX-Tex 04-12-2010 09:34 AM

Carbontrix extractor scoop
 
So I just added one of these this weekend in preparation for the inevitable South Texas summer heat. This is the Carbontrix 18x10 Hood Scoop
http://www.carbontrix.com/store/inde...products_id=91

There was a thread about this way back when
https://www.miataturbo.net/showthrea...highlight=hood

It only took about two hours start to finish so it is a pretty easy job. I am going to add a few more rivets eventually but it will work fine as-is. The part that take the longest is taping and measuring everything very carefully to make sure it goes on straight and centered. I also made a pattern from cardboard to mark the hole in the hood where I would be cutting. I used a sabre saw and a fine tooth (32 TPI) Bosch metal cutting blade. Pretty easy overall.

http://lh5.ggpht.com/_jh2HiMm4nKQ/S8...0/P4120019.JPG

http://lh5.ggpht.com/_jh2HiMm4nKQ/S8...0/P4120021.JPG

thagr81 us 04-12-2010 09:39 AM

Looks pretty good... Make sure to report temperature differences upon running it at the track.

m2cupcar 04-12-2010 09:50 AM

Don't you wish somebody just sold a normal flat miata hood w/o that bubble?

thagr81 us 04-12-2010 09:54 AM

I think the main thing about this is that it is proven to be functional and is quite cheap. Ideally I would want a wider vent with a small raised lip at the front. Similar to what Matt was running on his car... But for the money, you can't beat this setup.

hustler 04-12-2010 10:11 AM

Don't park your hood next to my hood, lol.

m2cupcar 04-12-2010 10:26 AM


Originally Posted by thagr81 us (Post 554764)
I think the main thing about this is that it is proven to be functional and is quite cheap.

Given the dramatic improvements I saw with the mini cooper scoop, I can't imagine this one won't exceed that. Cheap? I think you're get better performance and carbonfiber for the cost over fiberglass/plastic.

thagr81 us 04-12-2010 10:32 AM

True... This should perform as well as the Mini scoop since it is basically a composite replica of the same part IIRC.

ZX-Tex 04-12-2010 11:13 AM


Originally Posted by thagr81 us (Post 554750)
Looks pretty good... Make sure to report temperature differences upon running it at the track.

I'll try to do that. As usual though there are a lot of variables involved here that will also impact the coolant/oil temperatures: Addition of a splitter, weather may be a few degrees warmer, new radiator (old one had a leak), etc. etc.


Originally Posted by m2cupcar (Post 554759)
Don't you wish somebody just sold a normal flat miata hood w/o that bubble?

Word. That hump really gets in the way sometimes. I like a good hump as much as the next guy but not in this case.


Originally Posted by thagr81 us (Post 554764)
I think the main thing about this is that it is proven to be functional and is quite cheap. Ideally I would want a wider vent with a small raised lip at the front. Similar to what Matt was running on his car... But for the money, you can't beat this setup.

Yes it will certainly improve radiator air flow and should drop the pressure under the car a bit.


Originally Posted by hustler (Post 554766)
Don't park your hood next to my hood, lol.

Maybe mine will impregnate yours and they will have babies. Cheap extractor hoods for everyone.


Originally Posted by thagr81 us (Post 554786)
True... This should perform as well as the Mini scoop since it is basically a composite replica of the same part IIRC.

I think it is actually bigger than the cooper scoop.

thagr81 us 04-12-2010 11:17 AM


Originally Posted by ZX-Tex (Post 554800)
I think it is actually bigger than the cooper scoop.

Actually you are correct... I was going from memory of the thread about this a LONG time ago.

alik 04-12-2010 11:27 AM


Originally Posted by hustler (Post 554766)
Don't park your hood IN my hood, lol.

ftfy

turotufas 04-12-2010 11:34 AM


Originally Posted by ZX-Tex (Post 554800)
Yes it will certainly improve radiator air flow and should drop the pressure under the car a bit.

Thats what I was thinking when I saw the scoops location. I want this now.

I want a bunch of shit. No money. :cry:

chpmnsws6 04-12-2010 12:06 PM

Can you post a picture of the underside? As you know, we are kind of limited on room, and I'm even more so with the taurus fan.

I have this scoop sitting here with the hood in the loft.

ZX-Tex 04-12-2010 12:26 PM

I'll snap some pictures this evening and post them up. I looked at that clearance briefly and the underside of the scoop only protrudes down just a bit below the hood braces, like less than 1/2" IIRC.

ZX-Tex 04-12-2010 08:16 PM

So I looked at it this evening. The bottom edge of the scoop, the part that protrudes into the engine bay, is no deeper than the ribs on the hood frame.

jacob300zx 04-18-2010 01:21 AM

We have 3 on the way here in Corpus. Might try to do a write up, but its pretty easy IMO.

ZX-Tex 04-18-2010 08:11 AM

Yes not bad at all. I think the big tip on this one is, if you use a sabre saw, to be sure to get a fine tooth metal cutting blade. A wood blade will not work well at all and would probably just trash your hood. Obvious, but worth mentioning.

chicksdigmiatas 04-18-2010 11:46 AM

I might be doing this... Good post.

tyson87 04-18-2010 04:55 PM

this is what phil had and gave me

jacob300zx 04-20-2010 01:13 PM

Mine is for sale here on the board for a loss. My hood is coming in for TWS and I don't need it now.


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