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Dual snorkel problem

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Old 05-21-2002, 09:16 AM
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Car: 1999 Pontiac T/A Firehawk
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Dual snorkel problem

Yeah, I know this is the TBI board, and yeah, I know I don't have TBI. Bear with me...

I converted my 84 sport coupe over to a serpentine setup, using parts from a 1990 TBI firebird, and now my dual snorkel doesn't fit any more. I can't even bolt the passenger's side scoop in place because the A/C lines are in the way. I searched a bit and didn't find any TBI cars that had the dual snorkel with AC. Any ideas what can be done about the AC lines? It cleared the compressor when the lines were off.

Of course, the AIR injection divert valve is in the way, but that's only staying long enough to pass emissions.
Old 05-21-2002, 12:10 PM
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Car: 91 Red Sled
Axle/Gears: 10bolt Richmond 3.73 Torsen
Don't use that snorkel, just route some other hose under the lines and down under the car to the front air dam or next to the radiator scoop. It won't fit, I've tried it before , not a big deal because the open element was better anyways. I did notice a huge diference in the intake sound with the dual snorkel on and eventually I'd like to put it back on.
Old 05-21-2002, 01:07 PM
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Car: 91 firebird,mint
Engine: 305 tbi,lots of work done
Transmission: 700-r4 built by level 10 in nj
Axle/Gears: 3.73, auburn , precision
i have the dual snorkel, you have to use some ingenuity to route the hose,it basically does an immediate 90* turn downwards into another 90* towards the front of the car under the ac lines and above the stabilizer bar.............i then routed it to, well i cant tell ya that cause it even suprised the guys at airbox.com where i bought the box, he insisted it wouldnt work, i proved him wrong
Old 05-21-2002, 01:09 PM
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It's not the hose that's the problem. I haven't even gotten that far. It's the snorkel itself--the A/C lines physically occupy the same space that the scoop needs to go.
Old 05-21-2002, 01:09 PM
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Car: 91 firebird,mint
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Transmission: 700-r4 built by level 10 in nj
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Originally posted by wasp
i have the dual snorkel, you have to use some ingenuity to route the hose,it basically does an immediate 90* turn downwards into another 90* towards the front of the car under the ac lines and above the stabilizer bar.............i then routed it to, well i cant tell ya that cause it even suprised the guys at airbox.com where i bought the box, he insisted it wouldnt work, i proved him wrong


oops, thats ramairbox.com
Old 05-21-2002, 01:10 PM
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Car: 91 firebird,mint
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Transmission: 700-r4 built by level 10 in nj
Axle/Gears: 3.73, auburn , precision
Originally posted by 99Hawk120
It's not the hose that's the problem. I haven't even gotten that far. It's the snorkel itself--the A/C lines physically occupy the same space that the scoop needs to go.


oh i see what your saying, yeah you need a box that the snorkels are 110* apart.........
Old 05-21-2002, 01:12 PM
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Noooo... not the snorkel on the BOX!

The scoop! The part that bolts to the front support and the coolant tank! Dammit, where's my pictures...
Old 05-21-2002, 03:13 PM
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You have an L69 HO aircleaner right? Most people gently bend the lines to clear, but I have never seen pics. I just went and looked at my car, I don't see how that would work. Maybe you could trim the end of the scoop shorter and route the hose under the lines. Doesn't sound fun anyway you look at it.

Last edited by RSRagtop; 05-21-2002 at 03:17 PM.
Old 05-21-2002, 03:16 PM
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Yep. Here's a picture of what it looked like pre-serpentine:

Old 05-21-2002, 05:08 PM
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Car: 91 RS (Sold 90 IROC) 07 Avalanche
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99Hawk, Is this the problem you're having?

Last edited by TimRS; 05-15-2007 at 07:04 AM.
Old 05-21-2002, 05:10 PM
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Car: 91 RS (Sold 90 IROC) 07 Avalanche
Engine: RS 305 TBI
Transmission: RS 700R4
Axle/Gears: 3.42
Another pic of the problem:

Last edited by TimRS; 05-15-2007 at 07:04 AM.
Old 05-21-2002, 10:10 PM
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i avoided the problem

I took my good ol mitre saw and cut the scoop in half and fipped it over. You will only have worry about coolant tank thats and easy fix at the junkyard or a gatorade bottle.
Old 05-22-2002, 08:10 AM
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Tim, yep, that would be it.

Any suggestions? (aside from lose the AC)
Old 05-22-2002, 10:39 AM
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Car: 91 RS (Sold 90 IROC) 07 Avalanche
Engine: RS 305 TBI
Transmission: RS 700R4
Axle/Gears: 3.42
I've thought about having the lines re-fabbed to fit around the snorkel inlet, but I don't want to crack or crimp that manifold. I have a little bit of play in one of the hoses but not enough to get by. I'm still open for ideas too. I had an open element but I prefer a clean factory looking set up.
Old 05-22-2002, 10:40 AM
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Car: 1999 Pontiac T/A Firehawk
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Transmission: T56
I'm actually planning on hitting the yard to see if any other AC lines might be a better fit, myself. Other than that, I have no ideas.
Old 05-22-2002, 10:42 AM
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Car: 91 RS (Sold 90 IROC) 07 Avalanche
Engine: RS 305 TBI
Transmission: RS 700R4
Axle/Gears: 3.42
Keep me posted on how it turns out. Drop me a PM.
Old 05-22-2002, 10:43 AM
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Will do.
Old 05-22-2002, 11:11 PM
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I solved this problem by removing my washer tank and relocating the coolant recovery tank to the driver side. I also used a tank form an '86 which is smaller.

Bill
Old 05-23-2002, 07:41 AM
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Car: 91 RS (Sold 90 IROC) 07 Avalanche
Engine: RS 305 TBI
Transmission: RS 700R4
Axle/Gears: 3.42
Bill, could you post some pics?
Old 05-23-2002, 07:59 AM
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Being an 84, my car already has the smaller coolant tank--doesn't help much.
Old 05-23-2002, 04:50 PM
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I can post the pics. It will take me a few days though. I will have to get my borthers digital camera. But I should be able to do it by this weekend.

Bill
Old 05-23-2002, 04:55 PM
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Car: 91 RS (Sold 90 IROC) 07 Avalanche
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Thanks Bill. I'll keep an eye out.
Old 05-27-2002, 04:03 AM
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http://albums.photo.epson.com/j/View...p=60913525&f=0
Old 05-27-2002, 04:08 AM
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Tim,

I think I got it now. That was one of the dual snorkel. The right hose runs right by the a/c hoses. The coolant bottle was moved to the driver side and the washer bottle was removed. Here are tow more.

http://albums.photo.epson.com/j/View...p=60913536&f=0


http://albums.photo.epson.com/j/View...p=60913537&f=0
Old 05-28-2002, 08:20 AM
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Car: 1999 Pontiac T/A Firehawk
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That's pretty slick. Too bad I need both the coolant reservoir and the washer bottle. For the moment I'm running an open element. I'm hoping the dual snorkel will pass emissions and/or state inspection even with one snorkel missing (after all the thermac still will work since it's in the air cleaner assembly...

I'm also thinking about hacking up a TPI intake to fit an airbox of some sort. Won't be emissions legal of course, because there's no THERMAC, but it will be interesting to see how it works.

I am still going to try and come up with a way to get the dual snorkel to work without removing parts I need. I'm convinced that I need to get AC piping with a different routing to do it--I didn't have time to look when I was in the junkyard this time, I was too busy pulling parts I needed.
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