Compression test help!
Compression test help!
Does any one know anything about compression standards on a 1991 nissan nx2000? it would be a great help.
Iridium V
Joined: Nov 2002
Posts: 310
Likes: 0
From: Newport News, VA
The U.S. spec SR20De motor should have a 9.5:1 compression ratio, or 160-170 Lbs of pressure. Your compression test should take the variance into account more than the total compression. Your variance should be no more than 20%.
Registered User
Joined: Nov 2002
Posts: 752
Likes: 0
From: Alexandria
179 psi. Anytyhing about i think its 155 is ok. BTW, where in va are you, and why arnt you on www.sr20deforum.com 
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