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.

help plz

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Old Jun 18, 2007 | 08:12 PM
  #1  
billybob6110's Avatar
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Joined: Jun 2006
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From: alliance, ohio
Car: 1984 chevy camaro
Engine: 355
Transmission: turbo 350 2800 stall
Axle/Gears: 3:73 detroit locker posi
help plz

i have an 84 camaro 305. gna be putting on an edelbrock 600cfm carb with vaccum advance dist. what do i set my timing at? stock settings or do i got to advance the timing? also my rear heaer tube passenger side is glowing red. wtf would cause that? thanks
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Old Jun 19, 2007 | 08:55 PM
  #2  
five7kid's Avatar
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
Set the initial timing, vacuum advance disconnected, at 8-12 degrees before top dead center. Where exactly depends upon where it runs best.

Glowing headers are either from: extreme load (not likely in your case); lean mixture; leaking exhaust valve. Since only one tube is glowing (at least from your description), leaking exhaust valve would be the most likely.

Any particular reason you're going to an Edelbrock carb and vacuum/mechanical advance distributor? Unless your original carb is FUBAR, you aren't going to see any power increase - probably will see an economy decrease, and possible even a power decrease.
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Old Jun 19, 2007 | 09:32 PM
  #3  
VenomX-87's Avatar
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From: Adelaide, Australia.
Car: 1984 Trans-Am WS6
Engine: WAS: 5.0HO, SOON: ZZ383-425HP.
Transmission: 700R4 with shift kit
Re: help plz

you will get a power loss at WOT because youre trading thoes giant secondarys for normal ones.
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Old Jun 21, 2007 | 06:53 PM
  #4  
billybob6110's Avatar
Thread Starter
Supreme Member
 
Joined: Jun 2006
Posts: 1,422
Likes: 1
From: alliance, ohio
Car: 1984 chevy camaro
Engine: 355
Transmission: turbo 350 2800 stall
Axle/Gears: 3:73 detroit locker posi
Re: help plz

im going to th
em because i tryed another quadrajet 800cfm and it kept flooding out. and i still have the computer in my car so went to vaccum advance
Originally Posted by five7kid
Set the initial timing, vacuum advance disconnected, at 8-12 degrees before top dead center. Where exactly depends upon where it runs best.

Glowing headers are either from: extreme load (not likely in your case); lean mixture; leaking exhaust valve. Since only one tube is glowing (at least from your description), leaking exhaust valve would be the most likely.

Any particular reason you're going to an Edelbrock carb and vacuum/mechanical advance distributor? Unless your original carb is FUBAR, you aren't going to see any power increase - probably will see an economy decrease, and possible even a power decrease.
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Old Jun 21, 2007 | 06:58 PM
  #5  
five7kid's Avatar
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iTrader: (14)
 
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
Originally Posted by VenomX-87
you will get a power loss at WOT because youre trading thoes giant secondarys for normal ones.
On a 305, that's probably not true since they'll only open as much as the engine can use. Same with the Edelbrock.
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Old Jun 21, 2007 | 10:42 PM
  #6  
VenomX-87's Avatar
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Joined: Nov 2006
Posts: 651
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From: Adelaide, Australia.
Car: 1984 Trans-Am WS6
Engine: WAS: 5.0HO, SOON: ZZ383-425HP.
Transmission: 700R4 with shift kit
Re: help plz

Ah ok i just thought there would be a power loss, my mistake.
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