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.

4 corner idle

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Old Oct 9, 2002 | 06:51 PM
  #1  
84zeddd's Avatar
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From: Missisauga ON
4 corner idle

I was wondering if this option came on both dp.`s and v.s.
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Old Oct 9, 2002 | 06:57 PM
  #2  
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IHI
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From: Waterloo, Iowa
Car: 86 firebird with 98 firebird interi
Engine: pump gas 427sbc Dart Lil M 13.5:1
Transmission: Oldani TH400 w/ BTE 9" convertor
Axle/Gears: 31 spline Moser/full spool/4.11Rich
DP's only, VS come don't come with a metering block, you can buy the changeover kit though.
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Old Oct 13, 2002 | 10:36 PM
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LilJayV10's Avatar
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From: Evansville,IN,USA
Car: 89' T/A, 00' Firehawk
Engine: 406 Roller
Transmission: TH700R4 w/2800 stall
Axle/Gears: 3.23 Posi
whats the advantages of a 4 courner idle? is it more tunable if you have a bigger cam?
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Old Oct 13, 2002 | 11:27 PM
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From: Homestead, Fla
Basically yeah. It really makes a diff if you're pulling say...under 10 or 12" of vacuum at idle. More than that and it doesn;t matter.
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Old Oct 13, 2002 | 11:28 PM
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From: Evansville,IN,USA
Car: 89' T/A, 00' Firehawk
Engine: 406 Roller
Transmission: TH700R4 w/2800 stall
Axle/Gears: 3.23 Posi
i'm pulling bout 10 now, but it should be more, havent figured out why yet. thanks for the reply
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