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New TPI looks like a ram jet

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Old May 1, 2008 | 04:26 PM
  #1  
BadAz_Iroc's Avatar
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New TPI looks like a ram jet

I found this on AFI web site, a EFI tpi system but has the TB of a ram jet. Has anyone else seen this system.

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Old May 1, 2008 | 05:15 PM
  #2  
91toplessz's Avatar
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From: Largo, Maryland
Car: 91, z28vert
Engine: tpi, lb9
Transmission: t5
Axle/Gears: ?stock
Re: New TPI looks like a ram jet

I think thats a intake from First injection.
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Old May 1, 2008 | 06:03 PM
  #3  
scuzz's Avatar
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From: Beautiful Tunnel Hill Georgia
Car: 67 Firebird Convertible
Engine: LB9
Transmission: 700R4
Axle/Gears: 3.55
Re: New TPI looks like a ram jet

Sure is cool looking.
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Old May 1, 2008 | 08:54 PM
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1989GTATransAm's Avatar
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From: Cypress, California
Car: 1989 GTA
Engine: 369 TPI
Transmission: 4L60E
Axle/Gears: 3.70 Nine Bolt
Re: New TPI looks like a ram jet

Yep, the First intake system.
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Old May 1, 2008 | 09:38 PM
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Car: 1988 IROC-Z
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Re: New TPI looks like a ram jet

wonder how it flows......
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Old May 1, 2008 | 09:41 PM
  #6  
1989GTATransAm's Avatar
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From: Cypress, California
Car: 1989 GTA
Engine: 369 TPI
Transmission: 4L60E
Axle/Gears: 3.70 Nine Bolt
Re: New TPI looks like a ram jet

A test was done just on the intake manifold. One of the worst flowing ports was still over 300cfm. Pretty good in anyones book.
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Old May 2, 2008 | 07:49 AM
  #7  
BadAz_Iroc's Avatar
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Re: New TPI looks like a ram jet

I also wonder does it drop off at 4k like the old TPI system.
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Old May 2, 2008 | 08:19 AM
  #8  
Dale's Avatar
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
Re: New TPI looks like a ram jet

To me it just looks like an adapter. Runners and top look the same to me?
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Old May 2, 2008 | 09:42 AM
  #9  
S10Wildside's Avatar
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Re: New TPI looks like a ram jet

That throttle body is very different from a Ram Jet 350 throttle body. There are no GM intake manifold parts that are compatible with that intake manifold setup.


Last edited by S10Wildside; May 2, 2008 at 10:07 AM.
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