Using A/C condenser as oil cooler

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Old May 25, 2004 | 01:10 PM
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Default Using A/C condenser as oil cooler

I was sitting in my garage looking at my spare parts pile when a revelation hit me: Why not use an a/c condenser as an oil cooler? Is this possible? Has anyopne ever done it?

I think if a person tapped the inlet and outlet for a -6 or -8AN fitting, it could work rather decently. What does everyone think?
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Old May 25, 2004 | 01:23 PM
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Default Re: Using A/C condenser as oil cooler (Sleepin')

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Sleepin' &raquo;</TD></TR><TR><TD CLASS="quote">I was sitting in my garage looking at my spare parts pile when a revelation hit me: Why not use an a/c condenser as an oil cooler? Is this possible? Has anyopne ever done it?

I think if a person tapped the inlet and outlet for a -6 or -8AN fitting, it could work rather decently. What does everyone think?</TD></TR></TABLE>

Are you saying to do this while the freon is still flowing through it?

Because cold oil = sludge. It moves like maple syrup. You can test that with a piece of cardboard and a drop of oil. Chuck it in your freezer, then try to get it to roll downward and look at how long it takes.
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Old May 25, 2004 | 01:28 PM
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Default Re: Using A/C condenser as oil cooler (Sleepin')

Seems kinda big. I don't know what size your Civic condensor is, but my old Integra one would definately be too big. Also, the larger the cooler, the more strain it would put on your oil pump, right? Doesn't seem like a good idea when you can buy the entire kit for $100, but what do I know?

Finally, I have been told multiple times that oil coolers are bad for oil pumps. What is the concensus on this?
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Old May 25, 2004 | 01:58 PM
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Default Re: Using A/C condenser as oil cooler (slim9300)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by slim9300 &raquo;</TD></TR><TR><TD CLASS="quote">Seems kinda big. I don't know what size your Civic condensor is, but my old Integra one would definately be too big. Also, the larger the cooler, the more strain it would put on your oil pump, right? Doesn't seem like a good idea when you can buy the entire kit for $100, but what do I know?

Finally, I have been told multiple times that oil coolers are bad for oil pumps. What is the concensus on this?</TD></TR></TABLE>

Yeah I'm interested to hear that too.
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Old May 25, 2004 | 03:23 PM
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Default Re: Using A/C condenser as oil cooler (Sleepin')

No it won't work. You'll have too much of a restriction in flow going through a condenser. Trust me. Don't do it.
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Old May 25, 2004 | 03:35 PM
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Default Re: Using A/C condenser as oil cooler (IslandSi)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by IslandSi &raquo;</TD></TR><TR><TD CLASS="quote">No it won't work. You'll have too much of a restriction in flow going through a condenser. Trust me. Don't do it.</TD></TR></TABLE>

Feel to elaborate?
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Old May 25, 2004 | 04:01 PM
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well, let's see. Normally condensers are designed to cool off a GAS with about 250-300PSI behind it. Which generally means you get some decent velocity to move the gas through those tiny passes in the condenser. Trust me on this, they're very tight. Now all of the sudden you try to push a LIQUID (a relatively thick one at that) through those passes. Physics generally state that matter tends to take the path of least resistance when given the option of high or low resistance. So in this case it's either go through the condenser or go up to the free flowing ports that lubricate the rest of your engine. Oil is going to go to those parts instead of going through your restrictive *** condenser.
Just my $.02. Thank you.

BTW, what is the firng order of a Honda engine?
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Old May 25, 2004 | 04:22 PM
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Default Re: Using A/C condenser as oil cooler (Sleepin')

Ya, it for shure wont work.
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Old May 25, 2004 | 05:15 PM
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Default Re: (IslandSi)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by IslandSi &raquo;</TD></TR><TR><TD CLASS="quote">well, let's see. Normally condensers are designed to cool off a GAS with about 250-300PSI behind it. Which generally means you get some decent velocity to move the gas through those tiny passes in the condenser. Trust me on this, they're very tight. Now all of the sudden you try to push a LIQUID (a relatively thick one at that) through those passes. Physics generally state that matter tends to take the path of least resistance when given the option of high or low resistance. So in this case it's either go through the condenser or go up to the free flowing ports that lubricate the rest of your engine. Oil is going to go to those parts instead of going through your restrictive *** condenser.
Just my $.02. Thank you.

BTW, what is the firng order of a Honda engine? </TD></TR></TABLE>

Hey thanks, a little explanation of why this wouldn't work will help the guy out, I just didn't feel like typing all of it up..thanks
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