C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Forced Air Kit

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Old Jun 6, 2009 | 02:35 PM
  #1  
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Default Forced Air Kit

http://cgi.ebay.com/ebaymotors/1985-...Q5fAccessories

How hard would it be for someone to fabricate the air filter cover? If I could buy the diffuser, I could get my own hose/tubing and use a fabricated cover instead of paying 400 dollars for this.

Anyone think they can do it?
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Old Jun 6, 2009 | 02:45 PM
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Originally Posted by Pwnage1337
http://cgi.ebay.com/ebaymotors/1985-...Q5fAccessories

How hard would it be for someone to fabricate the air filter cover? If I could buy the diffuser, I could get my own hose/tubing and use a fabricated cover instead of paying 400 dollars for this.

Anyone think they can do it?
i believe that's the lingenfelter ram air kit. it's a good kit, but yes, fairly expensive. i've seen people rig something that ducts air from the front license plate mount to an open air lid for a similar effect.
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Old Jun 6, 2009 | 03:04 PM
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This is the same kit I have. It's not from Lingenfelter although maybe he used to sell them. A company called A/O makes it. They used to be located in Boca Raton Florida. Not sure if they are still there.


Last edited by rickneworleansla; Jun 6, 2009 at 04:21 PM.
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Old Jun 6, 2009 | 03:14 PM
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Originally Posted by rickreeves1
This is the same kit I have. It's not from Lingenfelter although maybe he used to sell them. A company called A/O makes it. They used to be located in Boca Raton Florida. Not sure if they are still there.
my mistake. but i knew lingenfelter had something to do with it!
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Old Jun 6, 2009 | 03:31 PM
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I think if you look at that kit you will see, you can make it with what you have, by running a 3 in piece of plastic drain tile pipe, in to you license plate from your air box. with time you can reamke that kit for your self. I have seen some people cyt the LP filler open with a cros shape in the middle too. good luck, IMO I would not buy that kit.

it just gets some cooler air up there. AND THAT DOES HELP I have RAM AIR makes a real difference at higher rpms for my car
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Old Jun 6, 2009 | 08:17 PM
  #6  
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I will try to explain the process in steps.

The reason I did this modification was to get more cool air into my air to air intercooler for my supercharger. The air to air intercooler sits in front of my radiator and pre heats the air going to the radiator. The supercharger kit came with a diverter to split the air coming from the factory air dam so that half is diverted to the air to air intercooler and the other half to the radiator. I needed cool air into the air to air intercooler.

I looked at the forced air intake and for what they wanted for the kit, at the time it was $450.00, I thought I could do something similar for next to no cost.

Tools needed:

1. Dremmel (or similar tool) I recommend Sears brand (some of the kits come with attachments).
2. Flex shaft attachment (looks like a dental tool attachment)
3. Drill bit that fit’s the flex shaft attachment
4. Cutting wheels (thin that fit the above attachment about the size of a silver dollar, they are sold in packs)
5. Lead pencil or white correction pen
6. Shop light or flash light
7. Painters tape

The tools pay for themselves after just this one job considering the $450.00 cost previously mentioned.

I took the filler plate with the Corvette name and taped it off with masking tape. I wanted to keep the name and make a cross hair. This helps the plate from flexing. I used a dremmel (Sears brand) with the flex shaft and cutting wheel. Take your time cut a little less at first you can trim more after the initial cuts. You will be essentially cutting out four squares. As a side note I drew up several patterns and this simple one allowed the most air to pass through. You can also dress it up with ss or aluminum screening behind the plate when you are finished. I was looking for maximum air flow.

Next trace your license plate attached to your factory attachment points. Remove plate. IMPORTANT - I left the tabs for the license plate bolts in place if ever I should have to mount the plate. I then used the cutting wheel to cut out the plastic behind the plate leaving the mounting points in place. Try to take our in one piece in case you should want to put back in place in the future.

Now you will be facing a grid or egg crate plastic bumper enforcement. Using the dental attachment with the cutting drill bit and cutting wheel remove the section of material behind the license plate. The grid material is gray in color. I painted everything remaining black.

The next step use the light to look inside the opening. You should see a black steel bar(DO NOT CUT). You will be cutting the area underneath it. I placed a small thin board in front of the air to air intercooler as a safety, it was not needed. I then proceeded to use the flex shaft with the drill bit and made an outline of roughly a upside down triangle. Take your time and take a few brakes. I then just connected the holes with the bit until that piece was removed. If you wanted you could use some flex hose to the air filter cover from the opening giving you the forced air you were looking for.

I believe once you have selected the tubing you will use you could affix it to the air filter cover with some adhesive. Check out your local plumbing department and I am sure something will come to mind.

Taking your time it should not take more than a few hours. You will also have the pride of telling someone you did the job your self. It is not a difficult process, I thought it was a fun Saturday project. It did help to cool things down for my supercharger.



I hope this helps. If you look at my pictures you will see a close up of the front plate filler and the parts removed from the bumper. Good luck! Let me know if I can be of further assistance.





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Old Jun 6, 2009 | 08:39 PM
  #7  
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Originally Posted by Vette Fast
I will try to explain the process in steps.

The reason I did this modification was to get more cool air into my air to air intercooler for my supercharger. The air to air intercooler sits in front of my radiator and pre heats the air going to the radiator. The supercharger kit came with a diverter to split the air coming from the factory air dam so that half is diverted to the air to air intercooler and the other half to the radiator. I needed cool air into the air to air intercooler.

I looked at the forced air intake and for what they wanted for the kit, at the time it was $450.00, I thought I could do something similar for next to no cost.

Tools needed:

1. Dremmel (or similar tool) I recommend Sears brand (some of the kits come with attachments).
2. Flex shaft attachment (looks like a dental tool attachment)
3. Drill bit that fit’s the flex shaft attachment
4. Cutting wheels (thin that fit the above attachment about the size of a silver dollar, they are sold in packs)
5. Lead pencil or white correction pen
6. Shop light or flash light
7. Painters tape

The tools pay for themselves after just this one job considering the $450.00 cost previously mentioned.

I took the filler plate with the Corvette name and taped it off with masking tape. I wanted to keep the name and make a cross hair. This helps the plate from flexing. I used a dremmel (Sears brand) with the flex shaft and cutting wheel. Take your time cut a little less at first you can trim more after the initial cuts. You will be essentially cutting out four squares. As a side note I drew up several patterns and this simple one allowed the most air to pass through. You can also dress it up with ss or aluminum screening behind the plate when you are finished. I was looking for maximum air flow.

Next trace your license plate attached to your factory attachment points. Remove plate. IMPORTANT - I left the tabs for the license plate bolts in place if ever I should have to mount the plate. I then used the cutting wheel to cut out the plastic behind the plate leaving the mounting points in place. Try to take our in one piece in case you should want to put back in place in the future.

Now you will be facing a grid or egg crate plastic bumper enforcement. Using the dental attachment with the cutting drill bit and cutting wheel remove the section of material behind the license plate. The grid material is gray in color. I painted everything remaining black.

The next step use the light to look inside the opening. You should see a black steel bar(DO NOT CUT). You will be cutting the area underneath it. I placed a small thin board in front of the air to air intercooler as a safety, it was not needed. I then proceeded to use the flex shaft with the drill bit and made an outline of roughly a upside down triangle. Take your time and take a few brakes. I then just connected the holes with the bit until that piece was removed. If you wanted you could use some flex hose to the air filter cover from the opening giving you the forced air you were looking for.

I believe once you have selected the tubing you will use you could affix it to the air filter cover with some adhesive. Check out your local plumbing department and I am sure something will come to mind.

Taking your time it should not take more than a few hours. You will also have the pride of telling someone you did the job your self. It is not a difficult process, I thought it was a fun Saturday project. It did help to cool things down for my supercharger.



I hope this helps. If you look at my pictures you will see a close up of the front plate filler and the parts removed from the bumper. Good luck! Let me know if I can be of further assistance.





hey...i remember this post!

still looks good!
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Old Jun 6, 2009 | 08:49 PM
  #8  
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Thank you.
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Old Jun 6, 2009 | 08:54 PM
  #9  
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Vette Fast
you are the guy I was referring to I guess hey LOL nice work on that, I remembered it you could be famous
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Old Jun 6, 2009 | 09:16 PM
  #10  
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Thank you for the kind words. "Teach a man to fish......" I could not see spending that kind of money on a project that you can do your self.
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Old Jun 6, 2009 | 09:48 PM
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