Compresion pressure for 4.0L -
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Go Back > Models > Jeep Wrangler Forums > YJ Wrangler Technical Forum > Compresion pressure for 4.0L

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Unread 07-06-2013, 11:59 AM   #1
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1992 YJ Wrangler 
Join Date: Jul 2010
Location: CA
Posts: 653
Compresion pressure for 4.0L

can someone tell me what the compresion pressure should be for a 93 4.0L?


92YJ with some stuff done to it.
Lemoore-on is offline   Reply With Quote Quick reply to this message
Unread 07-06-2013, 12:11 PM   #2
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1989 YJ Wrangler 
Join Date: Feb 2011
Location: Albuquerque, New Mexico
Posts: 1,637
When I did my 4.2 I think it was around 150. Which is good. Don't quote me on that one.
89 YJ.. My first jeep and I won't let it go. ▀||||▀

Current Project: None... I disgust myself.

rambo3489 is offline   Reply With Quote Quick reply to this message

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