First post from a lurker/AC help.
**Skip to the *STARS* to skip life story**

Hello, RB here!
I am a LONG time lurker. Like, a few years. However, I have only posted once because I bought a CRX a yearish ago, and it crapped out on me.
SO! I wanted to say hello to you all and introduce myself. I am 21, I live in Colorado, and I have wanted a CRX for a long, long time. I first remember seeing one like 4 years ago, and have been looking for one ever since.
I got together a bit of cash, and hastily bought my first SI for about $1400.
It would have been a great car... if I had about 5k more to drop into it.
Lots of rust. Lots of dents. Lots of replaced parts that I didn't have the time or money to replace.
The dude sold it to me, telling me it was "the only Si around" and that "the engine had been replaced at 140k miles, but the odometer is wrong because CRX SI's don't come with a tachometer included in the instrument panel, and it got replaced with a panel that had one" and a few other "facts."
I take full responsibility for the retard who hastily ate up the stuff the guy had to say, and then bought the car... only to mess up the engine a month later. It was leaking a LOT of oil, shaking a lot, backfiring even more, the idle was bad... Wasn't good.
HOWEVER! I continued to search for a new one, saved up, decided that I didn't want to tune it up, waited for the right moment to buy one, and was EXTREMELY blessed/lucky/thankful/
to find a sexy little red SI, in VERY good condition, almost 100% stock. (I will post pictures soon.)
**STARS**
But, after I got the new one (which didn't have AC), I got wondering; how hard it would be to rip the AC unit out of my OLD Si, and install it into my NEW(er) Si? My dad said it would be more of a headache than it would be worth. Opinions? Has anyone done this before?
I am talking about taking the full airconditioning system out of a CRX SI and installing it into a CRX SI that previously did not have it installed.
Anyway, thanks for the input, and I look forward to chatting with you guys!
The Red Baron

Hello, RB here!
I am a LONG time lurker. Like, a few years. However, I have only posted once because I bought a CRX a yearish ago, and it crapped out on me.

SO! I wanted to say hello to you all and introduce myself. I am 21, I live in Colorado, and I have wanted a CRX for a long, long time. I first remember seeing one like 4 years ago, and have been looking for one ever since.
I got together a bit of cash, and hastily bought my first SI for about $1400.
It would have been a great car... if I had about 5k more to drop into it.
Lots of rust. Lots of dents. Lots of replaced parts that I didn't have the time or money to replace.
The dude sold it to me, telling me it was "the only Si around" and that "the engine had been replaced at 140k miles, but the odometer is wrong because CRX SI's don't come with a tachometer included in the instrument panel, and it got replaced with a panel that had one" and a few other "facts."

I take full responsibility for the retard who hastily ate up the stuff the guy had to say, and then bought the car... only to mess up the engine a month later. It was leaking a LOT of oil, shaking a lot, backfiring even more, the idle was bad... Wasn't good.
HOWEVER! I continued to search for a new one, saved up, decided that I didn't want to tune it up, waited for the right moment to buy one, and was EXTREMELY blessed/lucky/thankful/
to find a sexy little red SI, in VERY good condition, almost 100% stock. (I will post pictures soon.)**STARS**

But, after I got the new one (which didn't have AC), I got wondering; how hard it would be to rip the AC unit out of my OLD Si, and install it into my NEW(er) Si? My dad said it would be more of a headache than it would be worth. Opinions? Has anyone done this before?
I am talking about taking the full airconditioning system out of a CRX SI and installing it into a CRX SI that previously did not have it installed.
Anyway, thanks for the input, and I look forward to chatting with you guys!
The Red Baron
Ac swap is super easy if you know what you're doing. The thing is that your system uses the old r12 system and getting refrigerant for it won't be something you can get anymore because it banned. Take your old si to a ac shop to have the system discharged. Then remove bumper and remove line set in front of car, remove accumulator/dryer assembly behind drivers side headlamp (you must replace this part but you need the bracket). Remove ac condenser fan, remove compressor and bracket, remove line set from compressor to evaporator which is the joint by the fuse box under the hood, remove glovebox and remove evaporator coil, remove wiring harness that contains the dual relay pack and condenser fan (don't cut ANY of the wires in the harness you can fish it out of the car if you're careful).
Keep all lines clean and do it all in a single day because you don't want the lines to be exposed to air for long (moisture buildup leads to compressor failures). Remove any refrigerant oil from compressor/evaporator/condenser and reinstall system with new seals,new refrigerant oil, pump down system and recharge with a substitute refrigerant like duracool or red-tek. Don't forget the ac button in the dash.
I did an A/C install on my crx years ago from a donor car in the wreckers and my system has been blowing cold for years now and I did it in one afternoon.
Good luck!
Keep all lines clean and do it all in a single day because you don't want the lines to be exposed to air for long (moisture buildup leads to compressor failures). Remove any refrigerant oil from compressor/evaporator/condenser and reinstall system with new seals,new refrigerant oil, pump down system and recharge with a substitute refrigerant like duracool or red-tek. Don't forget the ac button in the dash.
I did an A/C install on my crx years ago from a donor car in the wreckers and my system has been blowing cold for years now and I did it in one afternoon.
Good luck!
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crx_91si
Honda CRX / EF Civic (1988 - 1991)
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Mar 28, 2004 09:23 PM



