TPI "Y" Air cleaner with a carb
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Junior Member
Joined: Apr 2003
Posts: 39
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From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
TPI "Y" Air cleaner with a carb
I made an air intake for my carbed 350 using the IROC "Y" air cleaner rubber couplings and some pvc pipe and a Dodge Dakota Throttle body hat. Put the air cleaner in place of the plastic filler in the front of the car between the nose and the radiator support. Put a 3" rubber coupler on the outlet on the air cleaner then cut to fit (most likely 10 inches of PVC pipe) and place the other coupler on the end of the pipe. Modifictions have to be made to the hat fit over the top of the carb (I have a carter AFB) It should also work on Q-Jets and TB cars. But i am not sure. Remove the old air cleaner. You'll have extra vacuum lines that will need to be pluged. Also you will need a breather for on the pass. side valve cover Other than that every things should work right. If you have a TBI car refer to the tech articles on thirdgen.org on putting a open element air cleaner on a TBI car Try it!
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Junior Member
Joined: Apr 2003
Posts: 39
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From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
I've include a drawing that will hopefully show where it is located. There are two peices to the air cleaner that is the "Y" there is the base and then the upper "Y" that connects to the ducting or MAF on certian TPI cars. There are two filters that are in the front of the air cleaner in between the two parts. There are also some baffles inside that can be removed. Im not sure what they are for. Looks like a power robber right there. Also i noticed another article that would be a good follow up to this. It is about TPI Camaro "ram air" the URL is" " Also i need to note before anyone tries this. This will not work on Firebirds. The filler in between the radiator and the nose is different. This peice will not fit. I bet with some clever thinking that someone can use the hat and some PVC and stuff and make a TPI or MPFI Air box work with a carb or TBI.
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Junior Member
Joined: Apr 2003
Posts: 39
Likes: 0
From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
I've include a drawing that will hopefully show where it is located. There are two peices to the air cleaner that is the "Y" there is the base and then the upper "Y" that connects to the ducting or MAF on certian TPI cars. There are two filters that are in the front of the air cleaner in between the two parts. There are also some baffles inside that can be removed. Im not sure what they are for. Looks like a power robber right there. Also i noticed another article that would be a good follow up to this. It is about TPI Camaro "ram air" the URL is"https://www.thirdgen.org/newdesign/tech/ramair.shtml" Also i need to note before anyone tries this. This will not work on Firebirds. The filler in between the radiator and the nose is different. This peice will not fit. I bet with some clever thinking that someone can use the hat and some PVC and stuff and make a TPI or MPFI Air box work with a carb or TBI.
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Joined: May 2004
Posts: 279
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From: San Diego CA
Car: Badass 1991 Firebird
Engine: Screamin' 305 TBI
Transmission: 700R4
Axle/Gears: 2.73, 3.42's waiting to go in!
Thanks for the info. I have a Bird, and I've seen that CAI on Camaros and always wondered where the fliter is located. With the Bird, couldn't you cut holes so that would work?
Plus, I read in another thread where a guy with a 91-92 Bird relocated his turn signals under the nose, and converted the two grill openings to air scoops. The ducting could run up behind the nose, and into your setup...actually, wouldn't have to move the turn signals, just the foglights, and you'd still get enough air. Would be cheaper than buying a ram air hood, that's for sure. Anyway, good job.
Plus, I read in another thread where a guy with a 91-92 Bird relocated his turn signals under the nose, and converted the two grill openings to air scoops. The ducting could run up behind the nose, and into your setup...actually, wouldn't have to move the turn signals, just the foglights, and you'd still get enough air. Would be cheaper than buying a ram air hood, that's for sure. Anyway, good job.
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From: DC Metro Area
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Originally posted by Poncho Villa
Thanks for the info. I have a Bird, and I've seen that CAI on Camaros and always wondered where the fliter is located. With the Bird, couldn't you cut holes so that would work?
Thanks for the info. I have a Bird, and I've seen that CAI on Camaros and always wondered where the fliter is located. With the Bird, couldn't you cut holes so that would work?
Thread Starter
Junior Member
Joined: Apr 2003
Posts: 39
Likes: 0
From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
Idk about the birds
83 Crossfire TA is right the 'birds do have a much much lower hood line than the camaro. Also the filler between your nose and radiator is metal and mine is a plastic peice that i have replaced with the air cleaner. Sorry to all the pontiac people.
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Junior Member
Joined: Apr 2003
Posts: 39
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From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
Another Picture
Is this what you were wanting? This is does not show the entire front of the car. Hope it helps
Junior Member
Joined: Mar 2004
Posts: 40
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From: Murphysboro/Ava, Illinois
Car: 1992 Firebird convertible
Engine: 3.1
Transmission: 700R4
I've seen it done on birds, but the guy cut holes on the underside of the ta hood where the vents are and cut holes in top on the y thing , and it acted as a ram air, he stole all the brackets that latch the hood down off a camaro. he might have modified it more, but it looked perfect it was at a car show.....
Senior Member
Joined: Aug 2004
Posts: 604
Likes: 1
Car: Trans Am
Engine: chevy 350
Transmission: 700R4
what the heck do you gain out of that anyways?
Does it really flow as much as say a 360 open element 4" aircleaner? Yes I know cooler air but alot less air period.
Does anyone have proof this actually helped thier car go faster?
Does it really flow as much as say a 360 open element 4" aircleaner? Yes I know cooler air but alot less air period.
Does anyone have proof this actually helped thier car go faster?
Thread Starter
Junior Member
Joined: Apr 2003
Posts: 39
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From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
Gains?
Umm well i do not know what kind of gains there are. I hope I can have that information tomorrow night after i go to the track and compare my open element i beleive it is 3 inches tall to my IROC-hat combo. I hope that this helps my e.t. My best E.T. is a 15.29 at I think right around 90 MPH. But that was in May this is September so I'll try both and see what i can get. Also to improve upon this I'll try to fab up some ducting to go from the grill to the air cleaner base. Gonna take some time but I'll get to it and test it out and see how it compare to what I have now. If anyone is still wondering where the filters are I've got a real picture with the base out of the car with the filters installed with out the "Y" on the top.
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Junior Member
Joined: Apr 2003
Posts: 39
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From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
Its been awhile
I did go to the track awhile back but do to some carb issuse i did not run well. Good news is that my setup worked better than an open element. Also here are some detailed instructions with pictures goto http://mypage.iu.edu/~bcbarlow/colda...dairintake.htm
~bb92RS250
~bb92RS250
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Joined: Jun 2000
Posts: 998
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From: Tuscaloosa, AL
Car: 91Z, 91RS, '84 Jimmy
Engine: L98, 355, L98
Transmission: 700R, T56, 700R4
You can use one from a Caddy out of a junkyard and get it for next to nothing. Look for one of the FWD V8 cars with TBI injection....they used them from around '84 to like '95 or so on the 4.1, 4.3, 4.5, and 4.9 motors. The inlet duct is set off to one side instead of centered, but it won't affect the airflow much if at all.
Thread Starter
Junior Member
Joined: Apr 2003
Posts: 39
Likes: 0
From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
The hat
the hat is off of Dodge 5.2 or 5.9 with fuel injection basicly all new non hemi v8 motors. i got mine from a friend for free when he repalced his air intake with something from k&n price is similar to the caddy one most likely
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Joined: Oct 2002
Posts: 9,067
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From: Saskatoon, SK, Canada
Car: '83 Z28, '07 Charger SRT8
Engine: 454ci, 6.1 Hemi
Transmission: TH350, A5
Axle/Gears: 2.73 posi, 3.06 posi
Originally posted by 85VortecTA
what the heck do you gain out of that anyways?
Does it really flow as much as say a 360 open element 4" aircleaner? Yes I know cooler air but alot less air period.
Does anyone have proof this actually helped thier car go faster?
what the heck do you gain out of that anyways?
Does it really flow as much as say a 360 open element 4" aircleaner? Yes I know cooler air but alot less air period.
Does anyone have proof this actually helped thier car go faster?
My uncle's Durango R/T (5.9 Magnum) has a similar setup and it breathes just fine.
Thread Starter
Junior Member
Joined: Apr 2003
Posts: 39
Likes: 0
From: Indianapolis
Car: 1992 Cheverolet Camaro RS Heritage
Engine: Vortec Headed Carbed 350
Transmission: T5
Axle/Gears: 9-bolt with 3.27's
About the caddy hat
Is the caddy TBI unit the same as the F-body one. I'm not sure about this but i do belive to get the factory air cleaner on the TBI cars there is an adapter ring. GM probably did this so they would have to make a bunch of new air cleaners for the TBI cars back in 88 when TBI came on the scene and the carbs left. That is maybe one pitfall to the Caddy hats. I know that with a little work the dodge hat will work just fine. All you need is some tin snips or a dremel tool to cut what you dont need out of the hat.
Joined: Feb 2003
Posts: 1,229
Likes: 5
From: Albuquerque, NM
Car: 1966 El Camino Custom
Engine: 350
Transmission: 200R4
Axle/Gears: 3:73 12 bolt with Brute Strength
I like it!! I didn't see anyone suggesting using the dual F-body K&N filters to replace the paper ones.
Does anyone know if the dodge hat will fit over the injectors on a tbi unti. I've been looking to do the same thing for my tbi but haven't come up with a satisfactor way of doing it and I like the looks of this. The Caddy one will work but i don't like how the inlet tube enters to the side. More of a looks thing rather than a performance problem.
Originally posted by Rellim88
Does anyone know if the dodge hat will fit over the injectors on a tbi unti. I've been looking to do the same thing for my tbi but haven't come up with a satisfactor way of doing it and I like the looks of this. The Caddy one will work but i don't like how the inlet tube enters to the side. More of a looks thing rather than a performance problem.
Does anyone know if the dodge hat will fit over the injectors on a tbi unti. I've been looking to do the same thing for my tbi but haven't come up with a satisfactor way of doing it and I like the looks of this. The Caddy one will work but i don't like how the inlet tube enters to the side. More of a looks thing rather than a performance problem.
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