stick with quadrajet? or not
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Joined: Jan 2010
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From: redding ca
Car: 1983 z28 and 3000gt twin turbo
Engine: 305 v8
Transmission: auto with b&m shifter
Axle/Gears: i dont know. they're stock
stick with quadrajet? or not
So my car, and carb are having alot of problems. i know right off the bat my choke doesn't work. i know its the choke thermostat. i put a new one on but it still doesn't work properly. i don't know if i did it wrong or what. basically my question is, i have a rochester quadrajet already on it...and from what i hear that's about as close to fuel injected as it gets, and that its a very good carb to have...but also a pain in the butt to rebuild. and i'm pretty sure i'm due for a rebuild. i do what work i can on my own cars but i don't think tearing apart my carb is a good idea since I've never done it before and apparently these kind are no walk in the park. I saw the same carb on craigslist for 50 bucks which is way cheaper and quicker than a rebuild, they said its been off for about 4 months and in a box, and it worked great on their truck before they took it off. should i buy it and save my time and money? or if im going to replace it is there a better carb i can use that's street legal in california? or should i just save for a rebuild...i was going to buy an edelbrock that's not street legal and just put the old one back on for smogging, but it still wouldn't fix my old one which probably wont pass smog anyways, plus i heard quadrajet is about as good as it gets.
Re: stick with quadrajet? or not
q-jets are one of those things ya eather hate it or ya love it, if you can get them tuned they are great all around street carbs i've even seen some people have good luck on the dirt track with em, but with a carb that sat off a vehicle for 4 months....i would personaly rebuild it anyway, imho i would rebuild the one ya got (or have someone that knows how rebuild it for you) i like the q-jets myself but lots of people dont, a good holly or edelbrock would do ya good to, but its honestly up to you....i say rebuild the stocker
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: stick with quadrajet? or not
The factory Qjet is the only carb you can use that's street legal in California. There are no others.
The Qjet isn't any more difficult to repair or rebuild than any other carb.
The Qjet isn't any more difficult to repair or rebuild than any other carb.
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Member

Joined: Jan 2010
Posts: 185
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From: redding ca
Car: 1983 z28 and 3000gt twin turbo
Engine: 305 v8
Transmission: auto with b&m shifter
Axle/Gears: i dont know. they're stock
Re: stick with quadrajet? or not
Yeah thats kinda what i thought to, me and my brother were just going to buy a rebuild kit and try it ourselves, but i wanted to see what everyone else thought about it, and if it was really so hard to do.. thanks for the help, i guess ill try my luck rebuilding...only one way to learn right? 

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Member

Joined: Jan 2010
Posts: 185
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From: redding ca
Car: 1983 z28 and 3000gt twin turbo
Engine: 305 v8
Transmission: auto with b&m shifter
Axle/Gears: i dont know. they're stock
Re: stick with quadrajet? or not
thanks for the advice, ill do that. im kinda expecting it to be a little tougher than I'd like, but if it doesn't work out I'll just try it again.I'll get it eventually, that's how i learned all i know so far, even if it didn't happen on the first try....or second...or third...or....nvm lol. don't the rebuild kits come with instructions though?
Senior Member
Joined: Feb 2010
Posts: 1,125
Likes: 1
From: San Diego, California
Car: Trailblazer EXT 4.2 (Firebird Form)
Engine: 5.1 4bbl
Transmission: 700R4 Mega Raptor Level 4
Axle/Gears: 2.73
Re: stick with quadrajet? or not
is the Carb electronic? if not Edelbrock I think does make 50 state legal carbs...
BTW, I hate E4ME Carbs...
BTW, I hate E4ME Carbs...
Last edited by KNBlazer; Mar 15, 2010 at 02:12 AM.
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Thread Starter
Member

Joined: Jan 2010
Posts: 185
Likes: 0
From: redding ca
Car: 1983 z28 and 3000gt twin turbo
Engine: 305 v8
Transmission: auto with b&m shifter
Axle/Gears: i dont know. they're stock
Re: stick with quadrajet? or not
yeah im pretty sure its electric....i found out electric parts don't have as many after market parts as the older vaccuum line ones that are legal
whats an E4ME?
whats an E4ME? Senior Member
Joined: Feb 2010
Posts: 1,125
Likes: 1
From: San Diego, California
Car: Trailblazer EXT 4.2 (Firebird Form)
Engine: 5.1 4bbl
Transmission: 700R4 Mega Raptor Level 4
Axle/Gears: 2.73
Re: stick with quadrajet? or not
https://www.thirdgen.org/forums/carb...e-rebuild.html
My carbs, could never get accurately tuned... bought remanufactured ones too... they were remanufactured by Holley... had them also rebuild by reputable shops, but to no avail... every couple of years I had to cough up about 1-1.5 K dollars on parts and stuff in order to comply with the sniffer test, 2005 was the last year I drove it, I ran out of money, in addition fuel was too expensive, I have to pump premium, otherwise it'll ping, did I mention my gas mileage at the time was anywhere from 10-12 mpg...
Thread Starter
Member

Joined: Jan 2010
Posts: 185
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From: redding ca
Car: 1983 z28 and 3000gt twin turbo
Engine: 305 v8
Transmission: auto with b&m shifter
Axle/Gears: i dont know. they're stock
Re: stick with quadrajet? or not
wow...this sounds all too familliar...ESPECIALLY the gas mileage..my mileage sucks! but yeah..when my carb DID work...it was great. but most of the time its alot of problems for me.
Senior Member
Joined: Feb 2010
Posts: 1,125
Likes: 1
From: San Diego, California
Car: Trailblazer EXT 4.2 (Firebird Form)
Engine: 5.1 4bbl
Transmission: 700R4 Mega Raptor Level 4
Axle/Gears: 2.73
Re: stick with quadrajet? or not
I've had it with the Carb setup.... Fuel Injection will go in soon... right now the only decision I must make is whether to go with speed or maf... I'm thinking Maf, but not sure yet... I have access to both setups...
Thread Starter
Member

Joined: Jan 2010
Posts: 185
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From: redding ca
Car: 1983 z28 and 3000gt twin turbo
Engine: 305 v8
Transmission: auto with b&m shifter
Axle/Gears: i dont know. they're stock
Re: stick with quadrajet? or not
by access do you mean you are able to try both before you use them, or is it one or the other? cuz if its both sounds like its a good deal to me
by the way once you try fuel injection, let me know what you think of it compared to a carb, because i've been thinking about doing the same
by the way once you try fuel injection, let me know what you think of it compared to a carb, because i've been thinking about doing the same
Last edited by spiffiestpengui; Mar 15, 2010 at 03:41 AM. Reason: forgot to add
Senior Member
Joined: Feb 2010
Posts: 1,125
Likes: 1
From: San Diego, California
Car: Trailblazer EXT 4.2 (Firebird Form)
Engine: 5.1 4bbl
Transmission: 700R4 Mega Raptor Level 4
Axle/Gears: 2.73
Re: stick with quadrajet? or not
by access do you mean you are able to try both before you use them, or is it one or the other? cuz if its both sounds like its a good deal to me
by the way once you try fuel injection, let me know what you think of it compared to a carb, because i've been thinking about doing the same
by the way once you try fuel injection, let me know what you think of it compared to a carb, because i've been thinking about doing the same
.. Re: stick with quadrajet? or not
I have a 1986 El Camino with the CCC Quadrajet. It has been rebuilt and set up for the car. I get 20+ mpg on the highways in New Mexico at 65 mph. It works well for a stock engine just fine in my case. YMMV
Craig
Craig
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Posts: 1,196
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From: BUFFALO, NY
Car: '89 IROC-Z
Engine: 355
Transmission: 700r4 edge 3000 stall
Axle/Gears: 9-bolt 3.73
Re: stick with quadrajet? or not
Id disagree the CC qjet is probably one of the hardest carbs to rebuild and you need special tools as well.
Joined: Mar 2000
Posts: 43,187
Likes: 43
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
The most difficult carb I've ever worked on was the WCFB Carter that came on the '57.
The E4ME is a breath of fresh air in comparison, even with the "special tools" needed to work on it.
Last fall, my Camaro was taken on a 1500 mile round trip, with 5 passes down the 1320, ran 13.4, averaged 23 MGP on the trip (including the 5 passes). I know, LS1 owners will scoff at those numbers, but not bad for a vehicle I did nothing to other than add gas and swap highway rear tires for DOT slicks.
The E4ME is a breath of fresh air in comparison, even with the "special tools" needed to work on it.
Last fall, my Camaro was taken on a 1500 mile round trip, with 5 passes down the 1320, ran 13.4, averaged 23 MGP on the trip (including the 5 passes). I know, LS1 owners will scoff at those numbers, but not bad for a vehicle I did nothing to other than add gas and swap highway rear tires for DOT slicks.
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Joined: Apr 2007
Posts: 1,196
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From: BUFFALO, NY
Car: '89 IROC-Z
Engine: 355
Transmission: 700r4 edge 3000 stall
Axle/Gears: 9-bolt 3.73
Re: stick with quadrajet? or not
I havent rebuilt a WCFB so I cannot say, you have me wanting to find one now though!
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Joined: Jan 2000
Posts: 20,981
Likes: 11
From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: stick with quadrajet? or not
A 385 CFM wonder that weighs almost 20 lbs, too. They couldn't even decide if they were going to make it out of cast-iron, aluminum or zinc, so they just used all 3.
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