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Attempting the Weber carb install

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  • FestYboy
    replied
    stoich can be seen anywhere between .45-.55vDC and it really depends on the sensor itself. be on the safe side and run closer to .45vDC and make sure that sensor is kept very warm durring testing because if it gets "cool" (especially at idle) the sensor will drop signal.

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  • Pu241
    replied
    Originally posted by CharlieZ View Post
    An old exhaust gas analyzer would be handy. What about putting a digital voltmeter on the O2 sensor instead. It might give you a fair indication of the air-fuel mixture while changing jets. A think 0.5 volts is the expected reading at 14:1 stoichiometric. PU214 correct me if I'm off base.
    I'm not certain of the exact voltage you need to look for, but I believe the idea is sound.
    You have to get the specifics of the O2 senor your using and make sure the engine is at operating temp.
    Make sure you have good contacts, because you are looking for a small voltage difference and poor contacts can easily hide such a voltage difference.
    It also means you need to have a good DMM, or be able to borrow one.
    I'd give it a shot, better if someone who has an operating unit could provide the data off their setup to help Brickdog get his tunned in!

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  • brickdog2000
    replied
    Originally posted by CharlieZ View Post
    An old exhaust gas analyzer would be handy. What about putting a digital voltmeter on the O2 sensor instead. It might give you a fair indication of the air-fuel mixture while changing jets. A think 0.5 volts is the expected reading at 14:1 stoichiometric. PU214 correct me if I'm off base.
    If I could do that, then that would be awesome since I can do this myself right now.

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  • CharlieZ
    replied
    Originally posted by drddan View Post
    ...Then you can really Fine Tune, because you have all the jet sizes available. A good tune can be had in a few hours with the kit and patience.
    An old exhaust gas analyzer would be handy. What about putting a digital voltmeter on the O2 sensor instead. It might give you a fair indication of the air-fuel mixture while changing jets. A think 0.5 volts is the expected reading at 14:1 stoichiometric. PU214 correct me if I'm off base.

    Leave a comment:


  • brickdog2000
    replied
    Okay shes about done. I got her running, but she is not quite by far. I got to look into that. Also she takes a little to get her going, not too long yet its noticable. I have surgery on tuesday so sometime after that I will fine tune her. She probably needs diferent jets like drddan has mentioned multiple times. I guess I was hoping I wouldent have to buy anthing else. Other than, please be patient with me. I promise to post pics and any other info to help others to do this themselves.

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  • zoe60
    replied
    That's exactly what I'm planning on doing. I made a little steel plate to bolt on where the front one goes last night. Hoping to get it all done tonight.

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  • brickdog2000
    replied
    Originally posted by zoe60 View Post
    Watch for vacuum leaks. I'm getting ready to remove those two stupid exhaust tubes from mine too. Will look like a good clean installation after that. $265.00 for the kit seems like alot but it made everything so much easier I think it was worth it.
    Yeah, I just got done bolting on one of them that I had a buddy weld shut after I cut it off. The other one goes to the catalitic converter. So I plan on getting a bolt from work and clamping the rubber hose onto it.

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  • zoe60
    replied
    I wish I knew what jet sizes are in mine so I could tell you. They don't tell you much in the directions. My car is running better than it ever has now! You'll get yours figured out. Watch for vacuum leaks. I'm getting ready to remove those two stupid exhaust tubes from mine too. Will look like a good clean installation after that. $265.00 for the kit seems like alot but it made everything so much easier I think it was worth it.

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  • brickdog2000
    replied
    I will have to look into the jet kit. I was just going to adjust mine to the smoothest I can and then go off webers reccomendation for jet sizes from there. However it sounds like the 70 dollar kit would be worth it, since each jet is around 5 dollars from weberdirect.

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  • brickdog2000
    replied
    Well right now I put off the tuning until I get the new air filter from weber. So now I am double checking to ensure everything is plugged. I cut off the tube that come from the exhaust manifold. That will be welded shut. Then I plan on plugging the other tube that comes from the catalyic converter.

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  • drddan
    replied
    You can buy the chrome Weber breather/filter on Ebay for $16.95. Reusable and way easier to remove the filter! Never have to buy another filter for it.

    With the Weber it is all about The Tune! Getting the right jets to match the engine. I didnt buy a "jet kit" for mine, but I wish I had. ($70 I didnt have at the time). Then you can really Fine Tune, because you have all the jet sizes available. A good tune can be had in a few hours with the kit and patience.
    Last edited by drddan; 11-15-2010, 06:43 PM.

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  • Festy46
    replied
    Originally posted by brickdog2000 View Post
    Well I think part of my issue is I decided to use my stock air filter housing. Which I believe is starving the carb of air so I just purchased the air filter from weber. It should be here within 5 days. So we will see when it arrives.
    I used the stock air cleaner on everything up to the 1.8 with no problem. I fabricated the bottom to fit on the Escort/Weber carb and removed that big "growth off the side which left 2 extra intake holes for air. Here's a pic of the bottom:

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  • brickdog2000
    replied
    Well I got mine in Missouri. I have also scored parts from minnesota. I like to look on craigslist whenever I plan on going home.

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  • Evil D
    replied
    Yeah, i haven't seen a carbed Escort in a junkyard since i was a kid...it's hard enough just finding an Escort of any year let alone the old ones. Then people say "oh get one off a Vega"....seriously?? :lol:

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  • IdealSociety
    replied
    its pretty tough to find carb'd cars here in the upper midwest. most of those cars have long since rusted away lol

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