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Enthusiast ![]() ![]() Joined Sep 21, '02 From Melbourne, FL Currently Offline Reputation: 2 (100%) ![]() |
Well here is a little history first (since haven't posted on this board much - use to a lot on cnet (celica.net) back in the day though....
I had done a 3sgte engine swap and had a buddy do all the wiring for me (about 3 years ago). After finishing the mechanical stuff and putting th engine in, I found out the wiring was hosed. I took it to a shop to get it looked at and they put a microtech standalone ecu in it. I finally got it running and it ran great for about 2 hours of usage and then just died on me. I haven't been able to restart it since then (but haven't been working on it too much)... The pistons all seem to have really low compression (all around 90-100 psi). I am wondering if 1. what the compression should be. 2. if it is low, why is it low on all of the cylinders - does this mean the head gasket may have been put on wrong?? What could this imply? Thanks for any assistance. Ben |
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![]() Enthusiast ![]() ![]() ![]() ![]() ![]() Joined Aug 31, '02 From Philadelphia, PA Currently Offline Reputation: 8 (100%) ![]() |
compression should be around 164 or more. try doing the test again, and follow these directions.
http://www.celicatech.com/93rmsour/1993/93...em/compress.pdf did you or anyone take the head off during your swap? why did you do the swap 3 yrs ago, and not work on the car since? is the car cranking? are you gretting fuel or spark ? why didnt you take the car back to the place that installed the stand alone as soon as you noticed that the car didnt want to run after 2 hrs. -------------------- 15PSI - 30MPG - Megasquirt Tuned
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Enthusiast ![]() ![]() Joined Sep 21, '02 From Melbourne, FL Currently Offline Reputation: 2 (100%) ![]() |
QUOTE(lagos @ Dec 16, 2005 - 12:48 PM) [snapback]368058[/snapback] compression should be around 164 or more. try doing the test again, and follow these directions. http://www.celicatech.com/93rmsour/1993/93...em/compress.pdf did you or anyone take the head off during your swap? why did you do the swap 3 yrs ago, and not work on the car since? is the car cranking? are you gretting fuel or spark ? why didnt you take the car back to the place that installed the stand alone as soon as you noticed that the car didnt want to run after 2 hrs. The head was taking off during the swap - new head gasket and ARP head studs put in. I haven't really been working on it much because I just started a new job and lived in an APT and couldn't have a spot to do massives amount of work. Now I bought my house I can. The shop went out of business so i'm hosed there. I was fighting with them for a while, but they where saying since they didn't do the entire swap - it must be other components. They weren't a very big help... The starter is turning, and there's both fuel and spark... - running out of ideas... Should the compression be 164 when it hasn't run, or after it warmed up? If it is after running, do you know what it should be when cold? EDIT: as a side not - I don't think I put the head gasket on wrong - I've changed head gaskets/timing belts/etc... before but anything is possible I suppose... This post has been edited by Celica_At_GT: Dec 16, 2005 - 3:44 PM |
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