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Search: Posts Made By: TJMistress
Jeep Forums: TJ Wrangler Technical Forum   07-30-2010, 08:42 PM
Replies: 9
Views: 3,494
Posted By TJMistress
I took the cat and muffler out to make sure...

I took the cat and muffler out to make sure nothing was floating around and loose inside. I put it on the shop vac to see if it was flowing (it was) and then reinstalled it and put a pressure gauge...
Jeep Forums: TJ Wrangler Technical Forum   07-30-2010, 06:09 PM
Replies: 9
Views: 3,494
Posted By TJMistress
Exhaust is flowing fine. Here are the next three...

Exhaust is flowing fine. Here are the next three things that in my mind should be checked. Injectors, coil, and or 02 sensors.
Any comments?
Jeep Forums: TJ Wrangler Technical Forum   07-30-2010, 08:56 AM
Replies: 9
Views: 3,494
Posted By TJMistress
I'll check the cat soon. Does anyone know what an...

I'll check the cat soon. Does anyone know what an acceptable compression building rate is? All six cylinders followed this basic pattern.
Stroke 1: 60psi
Stroke 2: 90psi
Stroke 3: 110-115 psi...
Jeep Forums: TJ Wrangler Technical Forum   07-29-2010, 10:00 PM
Replies: 9
Views: 3,494
Posted By TJMistress
Low power 99 Wrangler 4.0, compression?

Runs smooth as silk at idle, just no power over 2000 rpm. It acts like the timing is off but I checked to make sure the timing chain didn't skip a tooth, its fine. After rechecking my compression...
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