Grant Lasson
TJ Enthusiast From Sandy, Utah
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Grant Lasson reacted to Moglocker's post in the thread #3 Misfire and Variable Cylinder Compression with
Like.
Do one more treatment when it is hot,let it soak a few hours.then do the 4500 and I also bought a case of this supposed to be good stuff... -
Grant Lasson replied to the thread #3 Misfire and Variable Cylinder Compression.Success! I drove over 100 miles and the check engine light did not come on. I was able to get it registered yesterday. I'm happy to...
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I've done both with my F150 and a trailer is much better. My LJ weighs just over 4200lbs empty. For flat towing I use the BrakeBuddy...
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Grant Lasson reacted to JKP's post in the thread #3 Misfire and Variable Cylinder Compression with Like.
Set engine with cyls 3 and 4 at TDC, remove rockers, pressurize with compressed air. Remove exh spring. Not sure how hard it will be...
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Grant Lasson reacted to Rickyd's post in the thread #3 Misfire and Variable Cylinder Compression with Like.
If you seats and valves aren't bad but just dirty you could pull the head and do lapping compound? If i pulled the head i would want it...
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Grant Lasson replied to the thread #3 Misfire and Variable Cylinder Compression.I was thinking along those lines as well. I may put some effort into figuring out how to rotate #3 and #4 in situ.
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Grant Lasson replied to the thread #3 Misfire and Variable Cylinder Compression.Update: I drove it pretty hard (holding 4500 RPMs for up to 30 seconds 5-6 times) and then I ran Berryman Intake Valve and Combustion...
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Grant Lasson reacted to JKP's post in the thread #3 Misfire and Variable Cylinder Compression with Like.
You don't have to use their specific valve spring tool, although it might be slightly more of a pain to do it with a regular one. If...
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Grant Lasson replied to the thread #3 Misfire and Variable Cylinder Compression.I managed to get the leak down test done today after work. Cylinders 2,4, &5 are all pretty good at 6%, 6%, and 0% loss. #1, #3, and #6...
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Grant Lasson replied to the thread #3 Misfire and Variable Cylinder Compression.Wow! That is a very useful link. It matches my operating conditions almost perfectly. Let's hope that it works.
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Grant Lasson reacted to JKP's post in the thread #3 Misfire and Variable Cylinder Compression with Love.
LInk to TSB: https://www.allpar.com/attachments/3f94a2aa-e6d6-40c4-8d9f-364138234ac5_eee-pdf.86380/
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Grant Lasson replied to the thread #3 Misfire and Variable Cylinder Compression.I run between 3 and 3.5K quite a bit. I'm sure I run it over 3.5K but not on a sustained basis.
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Grant Lasson reacted to JKP's post in the thread #3 Misfire and Variable Cylinder Compression with Like.
Put the trans in 4th, parking brake on. Engine won't turn. It's possible you have carbon buildup on the valves. Do you ever run it...
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Grant Lasson reacted to Rickyd's post in the thread #3 Misfire and Variable Cylinder Compression with Like.
Leak down will let you test the valve seal too. Regardless of piston location.i would check that before condemning the motor. A valve...
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Grant Lasson posted the thread #3 Misfire and Variable Cylinder Compression in TJ General Discussion.A check engine light showed up just as I needed to register this year. The code showed #3 misfire. I pulled the spark plugs. #3 had some...
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