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I Need advice on a junk yark engine.

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Old 03-22-2011, 05:47 PM
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Originally Posted by chefeagles
well the guy said they woulndnt waste the time and pull bad engines so they are tested first i assume. and he said id get a 30 day warrenty.
I just want to do all i can to avoid putting in a engine and then have to do it again because i picked the wrong one.
you got a 50/50 chance if your not in a hurry leave your number and tell him to call you when one comes in with the motor in and running
Old 03-22-2011, 05:48 PM
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Originally Posted by The Rooster
i would not buy a junkyard engine unless you can heard it run... i also would not buy a motor unless it still has oil in it The oil can give you a good history and condition of a motor... the grand cherokee motor you have to change all the sensor... and some wiring...
How much are they asking?
i agree with that. I would love to hear it run first but i dont think ill get that lucky finding one like that. he said 300 bucks. wellat first he said 275 with an exchange but i told him im keepin my engine so he went to 300. this jy is the only one with in almost 100 miles that have any. execpt the one i missed out on with 106k on it.
Old 03-22-2011, 05:48 PM
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I'd suggest trying to get an engine in as new an XJ as you can use that looks like it was well maintained but was in a wreck and was written off by an insurance company as totaled. (i.e. cost more to fix than it's worth). If you see an XJ in a junkyard with no real damage you have to assume that something serious mechanical put it there. I saw 2 clean looking 98-99 XJ's in a local yard that had been broad-sided and rear ended and had the GEICO stickers on the windshields so those are the types I'd feel safest grabbing the engines out of. BUT still look them over as far as fluid condition, plugs etc.
Old 03-22-2011, 05:49 PM
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ive put jy motors in for people b4 and they knock or no oil pressure mechanics dont warranty a motor that was brought to them you gotta pay labor twice
Old 03-22-2011, 05:56 PM
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yea it is kinda sketchy buying an engine u cant hear run. Theres at least a hundred engines in this one room. dude just walked me through and kept pointing out the 4.0s. "theres one, theres one..."

Aggg im not sure what to do.
mines not even in that bad of shape it runs greats it just has a bad knock sometime, worse when its above 50 out side, ive had it looked at by a few ppl and theyall agree is probably a wrist pin. id love to just rebuild this one but i cant live with out it for a few weeks while i do the work.

thanks for the helps guys.
keep the info flowing if u got it, ill take as much as u want to offer.
Old 03-22-2011, 05:57 PM
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Originally Posted by freegdr
ive put jy motors in for people b4 and they knock or no oil pressure mechanics dont warranty a motor that was brought to them you gotta pay labor twice
you saying u work for a shop and when u get engines for people is basically not the shops problem if its a bad one?
Old 03-22-2011, 05:58 PM
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Besides the salvage yard, don't ignore sources such as craigslist, etc.

Sometimes a sweet deal can be found........

Salvage yard engines are indeed a crap shoot. I have installed many, and only been burned once though. I didn't mind the risk though, as the engine was guaranteed for replacement and I could do a swap pretty quickly. It is riskier when you are paying for labor.

For sure, inspect all six spark plugs if you are buying one that you can't hear run. Inspection of plugs can tell you a LOT about how that engine was burning....
Old 03-22-2011, 06:00 PM
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Originally Posted by Programbo
I'd suggest trying to get an engine in as new an XJ as you can use that looks like it was well maintained but was in a wreck and was written off by an insurance company as totaled. (i.e. cost more to fix than it's worth). If you see an XJ in a junkyard with no real damage you have to assume that something serious mechanical put it there. I saw 2 clean looking 98-99 XJ's in a local yard that had been broad-sided and rear ended and had the GEICO stickers on the windshields so those are the types I'd feel safest grabbing the engines out of. BUT still look them over as far as fluid condition, plugs etc.

that would definitely be an idea situation. thats what i keep my eyes open for just no luck with that yet.
Old 03-22-2011, 06:00 PM
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Originally Posted by chefeagles
you saying u work for a shop and when u get engines for people is basically not the shops problem if its a bad one?
no,if the customer supplys the motor the shop only dos the labor its you prob if it dont run not theres,shops will have certain yards they deal with and trust

Last edited by freegdr; 03-22-2011 at 06:03 PM.
Old 03-22-2011, 06:08 PM
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Originally Posted by tjwalker
Besides the salvage yard, don't ignore sources such as craigslist, etc.

Sometimes a sweet deal can be found........

Salvage yard engines are indeed a crap shoot. I have installed many, and only been burned once though. I didn't mind the risk though, as the engine was guaranteed for replacement and I could do a swap pretty quickly. It is riskier when you are paying for labor.

For sure, inspect all six spark plugs if you are buying one that you can't hear run. Inspection of plugs can tell you a LOT about how that engine was burning....
oh ive been looking every where, ive been lookin on craigslist sites with in 150 miles of me. Ebay, local paper, i even stopped at a trans shop that had like 4 xjs out side all smashed up and they said they keep the seats and airbags and the rest goes to NV and AZ for parts and they couldnt sell me an enigne out of one...weird right?
Funny thing is when i didnt need one i saw them all the time, now i need one and they all disapeared.
Old 03-22-2011, 06:08 PM
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Originally Posted by freegdr
no,if the customer supplys the motor the shop only dos the labor its you prob if it dont run not theres,shops will have certain yards they deal with and trust
oh ok gottcha.
Old 03-22-2011, 06:16 PM
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Were in ny are you I may have a motor still in a wrecked Jeep have to see what year it is tho... you can come here and hear it run.. i know its pre- 96
Old 03-22-2011, 06:18 PM
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Originally Posted by The Rooster
Were in ny are you I may have a motor still in a wrecked Jeep have to see what year it is tho... you can come here and hear it run.. i know its pre- 96
corning/elmira area, just north of pa boarder.
Old 03-22-2011, 06:33 PM
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im just outside of nyc.... is that 2 far?
Old 03-22-2011, 06:37 PM
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Originally Posted by The Rooster
im just outside of nyc.... is that 2 far?
about 5 hours away...if i was left with no other opitions i would consider it but im not at that point yet. thanks tho.


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