Carburetors Carb discussion and questions. Upgrading your Third Gen's carburetor, swapping TBI to carburetor, or TPI to carburetor? Need LG4 or H.O. info? Post it here.

make up my mind for me!

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Old May 5, 2008 | 01:51 PM
  #1  
Tobias05's Avatar
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From: any clime or place...
Car: 1987 Camaro SC, 1999 Z28
Engine: GMPP 350HO, LS1
Transmission: Built 700r4/EDGE 3200, T56
Axle/Gears: 3.42 Eaton 7.625, 3.42 Zexel Torsen
make up my mind for me!

so i've been running a 4777 for some time, and i'm looking to replace it due to its rough condition. bought it as an ebay special. was going to put and electric choke on it and install my tv made ez kit but then i realized the previous owner jb welded the thermostat mounting points shut. to top it off the throttle plates need replaced, and i believe the throttle bushings are toast. straight leg boosters as well. basically somebody elses piece of junk.

http://store.summitracing.com/partde...0%2DAN&FROM=MG

Quick Fuels 650 Annular Super Street double pumper is just screaming buy me.

What should I do? What kind of improvement will I see switching over? Who's got one that can put in a good word?

I'm a pretty decent tuner, and I'm very excited about the adjustable PVCR's. The annular boosters should really wake up low RPM throttle response and cruise correct? Does it flow an exact 650cfm? I don't want to go bigger, even though i want a 274xe in the future.

Between the SS650 and my TV made EZ i'd really like to see a few extra MPG as well.

Comments?

Thanks!
Brandon
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Old May 5, 2008 | 04:33 PM
  #2  
5678TA's Avatar
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Joined: May 2006
Posts: 1,857
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From: Maui, Hawaii
Car: 1984 Trans Am
Engine: broken 385sbc
Transmission: G-Force rebuilt T-5
Axle/Gears: Currie 9" Ford 4.30:1
Re: make up my mind for me!

http://www.carcraft.com/techarticles...own/index.html


read up..
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Old May 5, 2008 | 05:24 PM
  #3  
Tobias05's Avatar
Thread Starter
Supreme Member
20 Year Member
 
Joined: Jul 2003
Posts: 2,779
Likes: 2
From: any clime or place...
Car: 1987 Camaro SC, 1999 Z28
Engine: GMPP 350HO, LS1
Transmission: Built 700r4/EDGE 3200, T56
Axle/Gears: 3.42 Eaton 7.625, 3.42 Zexel Torsen
Re: make up my mind for me!

Originally Posted by 5678TA
thanks for posting that link but i've read it before. really good article! 90ft-lbs more down low is almost worth it in itself...
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