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Help Removing Brake Line from Master Cylinder

3821 Views 12 Replies 7 Participants Last post by  palladin
I am removing everything from the engine compartment on my 1983 2+2, to prepare for paint. Next is to disconnect brake lines. I loosened and disconnected the line nut on the brake line that is on the front of the master cylinder (and that goes from bottom of master cylinder then toward the front of the car). I rounded off the line nut on the rear line (line going from bottom of master cylinder toward rear). Help! What now? How doni get the nut loosened so I can disconnect and remove the brake lines?
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File two sides flat use vicegrips.
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Here is a pic (taken before it was completely rounded):

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After I get it off, are these replaceable?
yeah just clamp it with vice grips then tap it with a hammer to break it loose. I had the same problem as a teen on my first car, so I watched a guy at a brake shop. First he did vice grips, tapping it with a hammer, then used a line wrench. So thats the trick. Napa sells metric hydrolic lines, just measure yours, get one and bend it to fit. I did the rear brake lines for my 260z, using household items to make the ear shaped line.
Thanks. Got it. It helps to remember that counterclockwise is from the perspective of the brake line, not the device it is screwing into.
You don't need to replace the whole brake line, just the fitting on the end. After you get the line loose, you cut the flared end off the line, slide the fitting off, slide a new fitting on, and flare the end of the line with a flaring tool, which many auto parts stores will loan you for free. ( AutoZone) You cut the tubing with a plumber's tubing cutter, which Autozone also will loan you.
theghosttanker said:
You don't need to replace the whole brake line, just the fitting on the end. After you get the line loose, you cut the flared end off the line, slide the fitting off, slide a new fitting on, and flare the end of the line with a flaring tool, which many auto parts stores will loan you for free. ( AutoZone) You cut the tubing with a plumber's tubing cutter, which Autozone also will loan you.
Should there be enough flex in the line that snipping off the end (1/4"?) won't be a problem?
I can send you a brake line if you want!
That will be easier,I think.
Jamal
heroe is right, it's not a regular flare; it's a double flare, and autozone will loan you the correct tool for making it. Yes there is enough flex/extra length there to snip the tube and put on a new fitting. yes it would be easier to replace the entire line with another stock pre-bent one from Borini, assuming you don't have any trouble getting the other end of the line off...
If you are planning to replace the entire line and both fittings, just cut the line off right near the fitting before you even bother trying to get the fittings out. Without the line in the way, you can use a socket or box end wrench to get the fittings out very easily.
My dad and I used a combo of flat file, vice grips, and a small piping wrench.

The piping wrench was used to loosen the rounded flair nuts.

Flat filed the sides down and used pliers to get them off.

Hand threaded them back on and tightened it with the stupid flair nut wrench that made it worse.
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