Frustrated Civic lost compression after sitting

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Old Jan 20, 2014 | 04:43 AM
  #1  
Ross 2.0's Avatar
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Icon3 Frustrated Civic lost compression after sitting

I think I'm looking for some old school tricks here to keep from pulling the head off.
It's a 91 DX.

The story:
I bought this car abandoned from a storage unit for cheap. Cut a key for it, bump started it (starter was borked) and it ran like it had been running the day before. The car ended up sitting. I started it every few months to keep it running and it's never given me a problem.
I just towed it to my house to flip it and now the stupid thing lost compression. I'm 95% sure it has frozen rings, but I've never actually dealt with it personally.

When you try to crank the car it just spins freely like the spark plugs are out. Can't feel anything coming out of the exhaust.

Known good:
Timing belt
Timing
Spark
Fuel
Nobody has messed with it
No animals in it

Possible problem:
Frozen rings
Sticky valves (unlikely that they would be stuck in every cylinder)
Head gasket (very unlikely)

I tried to put some oil in the cylinders and it made zero difference. I think the next step is to blow all the oil out and dump some top engine cleaner in it.

Any other suggestions are welcomed. I'm going to lose my butt on this car if I have to pull the head. I Just went to the junkyard and pulled $100 worth of parts to get the A/C working.
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Old Jan 20, 2014 | 06:26 AM
  #2  
smilindave's Avatar
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Default Re: Frustrated Civic lost compression after sitting

probably just stuck rings, try top end cleaner or marvel mystery oil (I know groan). I have used marvel on lawnmowers and found some success. If this doesn't work, pm me and i'll think of something else.
Regards
Dave
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Old Jan 20, 2014 | 06:42 AM
  #3  
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Default Re: Frustrated Civic lost compression after sitting

Well that at least helps to confirm my suspicions. I didn't think about the marvel mystery oil. I'll try that if the top engine cleaner fails.

If those don't work I might just part it out or blow a bunch of .45 holes in it.
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Old Jan 20, 2014 | 07:40 AM
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Default Re: Frustrated Civic lost compression after sitting

pulling the head off a a d series is easy i just did new rod bearings and rings besides lapping valves and mild port and polish to my head, didnt remove my crank or exhaust and after honda got my bearings it took me 2 weeks spending a few hours a day to not get frustrated to tear it apart and clean out then reassemble now she runs like a champ. the price i payed for my bearings was around 130 with tax. but i needed two pink, a yellow, and a green.
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Old Jan 20, 2014 | 06:21 PM
  #5  
Ross 2.0's Avatar
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Default Re: Frustrated Civic lost compression after sitting

I'm mainly frustrated because I originally got this car as a commuter car for a family member and they ended up buying a different car anyway. So now I'm stuck with it. I wasn't worried about the $ before because the intent was to get it going and drive it into the ground.

It's easy I know. I had my 94 pulled apart and stripped ready for the machine shop in about an hour last week. This car would probably be 30 mins since you can get through the intake easy.
Since I do this as a side business I also have to figure out my R.O.I too. I'm already tight in this car and adding more $ in parts is going to hurt my bottom line. Because if I go as far as pulling the head I'm going to have to buy a head set at $150, get machine work done +/- $100. And factor in time. That subtracts from the bottom line heavy! I kinda got screwed by this car in the process so I'm trying to be conservative on the repairs.
You can't sell these things for $2,000+ anymore unless you have a super clean one with low miles.
I'm busy with my main job so I probably won't get back to this till later in the week. It still has oil in the cylinders now so hopefully it's doing something.
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Old Feb 8, 2014 | 11:41 AM
  #6  
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Default Re: Frustrated Civic lost compression after sitting

Sweet baby Jesus the car is alive!
I never touched it again after I put the oil in the cylinders. When I came back to it I tried to crank it again and noticed a little hint of compression. So I charged the battery up and tried it some more, and some more, and some more. Then I decided to give it a redneck turbo since I knew it was having compression issues (compressed air in the intake tube). The car ran very poorly on one cylinder. I let it go like that for about 30 minutes and nothing changed.
Then I took the throttle body cover off and stuck the air hose right into the intake blowing on the throttle plate. Cranked it and it fired up on 2 or 3 cylinders!
I soon vanished in the biggest cloud of smoke you've ever seen that temporarily blocked out the sun.
Very shortly after it cleared up and was running on all 4. Success!
It's outside purring like a kitten, like nothing ever happened.
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Old Feb 8, 2014 | 02:43 PM
  #7  
THE GREEN CRX//'s Avatar
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Default Re: Frustrated Civic lost compression after sitting

i can literally see the oil coming out my head i need a gasket
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Old Feb 8, 2014 | 04:12 PM
  #8  
sstupid's Avatar
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Default Re: Frustrated Civic lost compression after sitting

Originally Posted by Ross 2.0
Sweet baby Jesus the car is alive!
I never touched it again after I put the oil in the cylinders. When I came back to it I tried to crank it again and noticed a little hint of compression. So I charged the battery up and tried it some more, and some more, and some more. Then I decided to give it a redneck turbo since I knew it was having compression issues (compressed air in the intake tube). The car ran very poorly on one cylinder. I let it go like that for about 30 minutes and nothing changed.
Then I took the throttle body cover off and stuck the air hose right into the intake blowing on the throttle plate. Cranked it and it fired up on 2 or 3 cylinders!
I soon vanished in the biggest cloud of smoke you've ever seen that temporarily blocked out the sun.
Very shortly after it cleared up and was running on all 4. Success!
It's outside purring like a kitten, like nothing ever happened.
Then we will fight in the shade!!!!
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Old Feb 10, 2014 | 06:24 PM
  #9  
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Default Re: Frustrated Civic lost compression after sitting

The piece of crap somehow either blew it's head gasket or warped /cracked the head. It can empty the cooling system in about an hour.

I'm on the fence of parting it out. I think the car has too many issues to be reasonably fixed.
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Old Feb 11, 2014 | 03:01 PM
  #10  
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Default Re: Frustrated Civic lost compression after sitting

Alright, I was going to keep my big trap shut, however, I can't. 1. did you remove spark plugs and turn engine over? I think not. Therefore, you blew the head gasket. Thats all.
Regards
Dave
p.s. pm me if you want to go another direction
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Old Feb 11, 2014 | 04:40 PM
  #11  
Ross 2.0's Avatar
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Default Re: Frustrated Civic lost compression after sitting

Yes I did. Not my first rodeo.
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Old Feb 12, 2014 | 04:55 AM
  #12  
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Default Re: Frustrated Civic lost compression after sitting

sorry, I did this on my first beater and was so mad at myself. anyway, good luck
regards
Dave
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Old Aug 30, 2014 | 06:57 AM
  #13  
Ross 2.0's Avatar
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From: Richmond, Va
Default Re: Frustrated Civic lost compression after sitting

Forgot to update. If you have bought anything with metal over the last few months you may have a piece of this car. I gave up and crushed it.
Not worth the $$ to put it on the road.
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