View Full Version : Where/How to make custom A/C Hard Lines?
Ripped
01-27-2020, 04:00 PM
With the serpentine swap complete, it has placed the compressor on the opposite side of the car. Also the condenser fittings are on the opposite side.
I am going to try and get a new condenser with reversed fittings, along with a few other items.
Custom hard pipes would really clean things up in the engine bay.
Any thoughts or recommendations?
showdog75
01-29-2020, 07:49 PM
I save any extra hardline stuff I come across so I can cut and weld to make up what I need. Not sure where to get a flare tool that does the ends. I'd like to know myself.
Twentyover
01-29-2020, 11:34 PM
It is possible to use flare fittings for hardlines and hoses. Flares were used for years until GM went to a Tube-O fitting common thru most of the 90's. Recessed O-Rings were used in the early 90's to mitigate leaks caused by O-Ring nicks on installation, the lead-in pilot used to better align the O-Ring. The double O-Ring fittings in common use today is a further refinement to reduce leaks.
I save any extra hardline stuff I come across so I can cut and weld to make up what I need. Not sure where to get a flare tool that does the ends. I'd like to know myself.
lxg44
01-30-2020, 10:22 AM
I had to relocate my AC dyer and used the aluminum U-Bend Em lines for Vintage Air. They are pre-made lines with the ends installed available in 12" increments up to 72". You can bend them with a standard tubing bender to make a custom fit. This was one I made up from a 12" U-Bend Em line. I painted it black to hide it behind the grille.
172364
172365
Ripped
03-06-2020, 02:37 PM
I had to relocate my AC dyer and used the aluminum U-Bend Em lines for Vintage Air. They are pre-made lines with the ends installed available in 12" increments up to 72". You can bend them with a standard tubing bender to make a custom fit. This was one I made up from a 12" U-Bend Em line. I painted it black to hide it behind the grille.
172364
172365
Thanks a lot
That's awesome!!
Perry M
03-07-2020, 08:24 AM
I see you are using a Vintage Air dryer. Can you tell me which one you are using as the only horizontal ones I see are polished or black anodized ones. I would also like to mount a trinary switch on it as you did. It looks like yours has fittings at both ends.
showdog75
03-08-2020, 04:51 PM
Having to cut and weld my #6 hard line coming from the condenser to the dryer.
lxg44
03-09-2020, 08:39 AM
I see you are using a Vintage Air dryer. Can you tell me which one you are using as the only horizontal ones I see are polished or black anodized ones. I would also like to mount a trinary switch on it as you did. It looks like yours has fittings at both ends.
This is the replacement dryer I bought from Summit.
(https://www.summitracing.com/parts/vta-07323-vuc?rrec=true)https://www.summitracing.com/parts/vta-07321-vuc?rrec=true
This is the same dryer but includes the trinary switch.
https://www.summitracing.com/parts/vta-07323-vuc?rrec=true
showdog75
03-09-2020, 12:08 PM
I see you are using a Vintage Air dryer. Can you tell me which one you are using as the only horizontal ones I see are polished or black anodized ones. I would also like to mount a trinary switch on it as you did. It looks like yours has fittings at both ends.
I may be wrong but I don't think his dryer is horizontal instead the picture is turned 90°.
Perry M
03-09-2020, 06:00 PM
OMG, you are right. I sure missed that one. Thanks
lxg44
03-10-2020, 08:35 AM
I may be wrong but I don't think his dryer is horizontal instead the picture is turned 90°.
That was a good catch! Its funny, on my phone the pictures are oriented correctly so I looked right past the horizontal part.
Hey_Allen
05-16-2020, 07:10 AM
Having to cut and weld my #6 hard line coming from the condenser to the dryer. I have to ask, what technique are you using for the welds on the HVAC lines? Is this just standard TIG, silver hard solder/braze (doesn't look like it) or something else? Thanks for any info.
showdog75
05-17-2020, 05:13 PM
I have to ask, what technique are you using for the welds on the HVAC lines? Is this just standard TIG, silver hard solder/braze (doesn't look like it) or something else? Thanks for any info.
Good ol tig
Hey_Allen
05-22-2020, 09:04 PM
Good ol tig
Thanks.
Definitely need to work on my TIG skills, two projects already pending that need it, and this makes three!
OldTimer
07-29-2020, 06:52 AM
Having to cut and weld my #6 hard line coming from the condenser to the dryer.
Man... you've got some advanced TIG welding skills. I switched from a driver's side V-belt compressor to a serpentine that puts the compressor on the passenger side, so I ordered new hard lines from VA.
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