Author Topic: Where to get fixed or replace engine?  (Read 7924 times)

BamBam

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Where to get fixed or replace engine?
« on: July 12, 2010, 10:25:15 am »
I have a valve tapping pretty hard. Its gotten worse over the past year. No problems mis-firing and it accelerates just fine. But I don't want the TJ to leave us sitting on the side of the road. We have other vehicles to drive daily and being mid-summer we miss being on the trails.

This is a 98 TJ Sport, 6 cyl, manual trans.
Is this engine even servicable?
Is it easier just to replace the entire engine?
Best route to take?

Thanks
From Ted after RC run----
Jack: A CJ is not a Wrangler and a X-Tara is not an XJ. ::)
He can drive but he don't know "jack" about JEEPS. ;D

hillbilly

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Re: Where to get fixed or replace engine?
« Reply #1 on: July 12, 2010, 10:29:20 am »
sure its not just a stuck lifter. and a valve tap is a lot cheaper fix than a new motor. the 4.0 s run forever mine has over 250,000 on it so id go for the easier / cheaper fix first.
build it, beat it, break it, fix it, repeat
A member of the church requests to be buried in his jeep because "It ain't never been in a hole it couldn't get out of."
   91 xj 8.5" lift -33" x 12.50 and my own additions
 94 xj (wifes) 3.5" lift and the boys 1979 cj7

BamBam

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Re: Where to get fixed or replace engine?
« Reply #2 on: July 12, 2010, 11:50:04 am »
sure its not just a stuck lifter. and a valve tap is a lot cheaper fix than a new motor. the 4.0 s run forever mine has over 250,000 on it so id go for the easier / cheaper fix first.

I don't KNOW for sure. Is there a test to eval?
From Ted after RC run----
Jack: A CJ is not a Wrangler and a X-Tara is not an XJ. ::)
He can drive but he don't know "jack" about JEEPS. ;D

BamBam

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Re: Where to get fixed or replace engine?
« Reply #3 on: July 16, 2010, 06:35:38 pm »
Is there any way to test or simply fix a stuck lifter??  I know very little about engines.

I can swap axles, do brakes, and suspension work but I'm lost in this area.

From Ted after RC run----
Jack: A CJ is not a Wrangler and a X-Tara is not an XJ. ::)
He can drive but he don't know "jack" about JEEPS. ;D

hillbilly

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Re: Where to get fixed or replace engine?
« Reply #4 on: July 16, 2010, 10:12:21 pm »
if its a stuck lifter ive always had good results with putting a half quart of trans fluid in the oil , its thinner and gets in the lifter to let the spring resettle in. the best is just to replace the lifter.
build it, beat it, break it, fix it, repeat
A member of the church requests to be buried in his jeep because "It ain't never been in a hole it couldn't get out of."
   91 xj 8.5" lift -33" x 12.50 and my own additions
 94 xj (wifes) 3.5" lift and the boys 1979 cj7