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need help engine stutter

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Offline chocolatemilk

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need help engine stutter
« on: March 02, 2011, 12:34:55 PM »
I just bought a 87 samurai and it started stalling on me. I replaced fuel filter and it runs better but it still stutters. Any ideas please help. Thank you
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Offline hazmat

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Re: need help engine stutter
« Reply #1 on: March 02, 2011, 01:19:29 PM »

I got a 86 and 88.  The 88 was doing the same thing. If you still got the stock carb there are vent tubes on the drivers side of the carb under the breather.  Make sure they are hooked up.  Hope that helps you if not check all the vac hoses.  also check the sparkplugs and the wires.  If I think of any thing else will let you know.

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Offline chocolatemilk

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Re: need help engine stutter
« Reply #2 on: March 02, 2011, 01:51:42 PM »
Its an aftermaket carb. I replaced the spark plugs and the cap and roter. My freinds think im running lean.
but thank u i appreciate it I will look for any vacuum leaks.
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Offline Drone637

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Re: need help engine stutter
« Reply #3 on: March 02, 2011, 06:00:06 PM »
What type of carb do you have installed?

96 Geo Tracker, x-SJ-410,  x-White Rabbit, x-Project Trouble
Crawlers NorthWest
x-Trouble Racing

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Offline chocolatemilk

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Re: need help engine stutter
« Reply #4 on: March 02, 2011, 07:58:19 PM »
I think its a weber.it was on it when I bought it.
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Offline Drone637

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Re: need help engine stutter
« Reply #5 on: March 06, 2011, 01:45:19 AM »
Are you seeing the issue all of the time or just during specific operations, like cruising down the highway or once the car warms up?
96 Geo Tracker, x-SJ-410,  x-White Rabbit, x-Project Trouble
Crawlers NorthWest
x-Trouble Racing

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Offline chocolatemilk

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Re: need help engine stutter
« Reply #6 on: March 07, 2011, 09:21:20 AM »
Its all the time.
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Offline Drone637

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Re: need help engine stutter
« Reply #7 on: March 08, 2011, 01:29:50 PM »
Are you running the stock fuel pump or an electric one?  You might have a fuel delivery issue with either to much or not enough pressure.  It might also just need to be adjusted.
96 Geo Tracker, x-SJ-410,  x-White Rabbit, x-Project Trouble
Crawlers NorthWest
x-Trouble Racing

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Offline chocolatemilk

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Re: need help engine stutter
« Reply #8 on: March 09, 2011, 02:30:03 PM »
The guy I got it from said it was a new fuel pump. Can I use an electric fuel pump from a sidekick. I have one but I didn't know if it was to much pressure for the carb.
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Offline tipover

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Re: need help engine stutter
« Reply #9 on: March 09, 2011, 08:26:30 PM »
you want 3-5 psi.   Fuel injection pump are 40+  Float level? never had a weber but i assume it has a float? hows your timing?
Wheeler-87 Samurai JX. 7" lift, 1.6 TBI, lockers hybrid rear, 33" Swampers, 6 to 1s in a billet housing.
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Offline chocolatemilk

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Re: need help engine stutter
« Reply #10 on: March 09, 2011, 10:15:51 PM »
He said that the carb is pretty new I don't really know how to adjust the float or the carb air fuel mix. And I lost my timing gun so I can't check that yet.
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Offline Drone637

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Re: need help engine stutter
« Reply #11 on: March 10, 2011, 02:52:21 PM »
If you are using the stock pump then you will want to put a fuel regulator in between the pump and the carb.  I believe the Webbers run about 2 lb's.
96 Geo Tracker, x-SJ-410,  x-White Rabbit, x-Project Trouble
Crawlers NorthWest
x-Trouble Racing

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Offline chocolatemilk

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Re: need help engine stutter
« Reply #12 on: March 10, 2011, 04:42:53 PM »
ok i will try that and let u know how it goes. :)
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Offline chocolatemilk

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Re: need help engine stutter
« Reply #13 on: March 15, 2011, 10:49:17 PM »
It was my break booster
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Offline Drone637

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Re: need help engine stutter
« Reply #14 on: March 15, 2011, 11:13:16 PM »
Vacuum line hooked up wrong?
96 Geo Tracker, x-SJ-410,  x-White Rabbit, x-Project Trouble
Crawlers NorthWest
x-Trouble Racing