1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

how to change slave and master cylinder

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Old Oct 30, 2006 | 09:27 PM
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From: racine wisconsin
how to change slave and master cylinder

well i searched and came up with nothing.....i will be picking up my 83 rx7 in about a week and it needs a slave cylinder...so i plan to replace the slave,master,and put in a ss line and also a new clutch....my question is where is the slave and master located and how do i change them correctly?
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Old Oct 30, 2006 | 09:36 PM
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From: racine wisconsin
sorry i made two threads....mods please delete other thread
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Old Oct 30, 2006 | 09:37 PM
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trochoid has a link to the FSM. download it. read it. read it again. search. post any more specific questions you need answered.
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Old Oct 30, 2006 | 09:47 PM
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Slave is mounted on the top of the tranny. I use a 1/4" drive and long extensions to bring the ratchet above the hood line to remove the 2 bolts. Be carful when reinstalling the bolts in the tranny. The case is aluminum and the threads can easily strip, then you pull the tranny to drill and retap to the next larger size.

You will need an 8 mm box wrench to open the bleeder valve along with a 10 and 17 mm line wrench to break the hose and lines loose. P B Blaster is your best friend for doing this.

The master is not hard to find, it bolts to the firewall, then follow the line to the slave on the tranny. The master is unbolted from the inside, 2 10 mm nuts. I hope you're young and limber. 1/4" drive works easier than a 3/8" under the dash.
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Old Oct 30, 2006 | 09:55 PM
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From: racine wisconsin
yes im young....very..very young...lol.....thanks trochoid
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Old Oct 30, 2006 | 09:59 PM
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That's ok, I'm older. I won't hold it against you if you don't. lol
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Old Oct 30, 2006 | 10:05 PM
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From: racine wisconsin
lol ok im 15 *puts flame suit on*
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Old Oct 30, 2006 | 10:16 PM
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A MUST for the older guys like trochoid and for the beastie boys:
Remove the driver seat
Drink at least a 6pack of cold heine as a pain killer.
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Old Oct 30, 2006 | 10:17 PM
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From: racine wisconsin
lol
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Old Oct 31, 2006 | 10:11 AM
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I'm older, too--

When I did mine a few weeks ago, I got the nuts screwed back on the master cylinder up under the dash after about an hours effort only to realize the bolts weren't threaded all the way to the to master cylinder, so they wouldn't screw up tight. I had to unscrew them, put in a spacer (short stack of washers) and then screw them on again.

Definately needed the six pack when finished!

Good luck! - David
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Old Oct 31, 2006 | 10:19 AM
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From: Socal
I should have mentioned that you need at least a 12-pack of heine to complete this project. lol
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Old Oct 31, 2006 | 01:35 PM
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Yeah, I did the SE monday. Well, now all 3 7s have new clutch hydraulics (and new starters, and new radiators).

Replace that flexihose while you're at it.

You need those Heinekens to relax your aching back when finished. It helps to have a whirlpool bath or spa to relax in while finishing off the Heinekens.
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Old Oct 31, 2006 | 02:49 PM
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From: St Joe MO
Originally Posted by wackyracer
I should have mentioned that you need at least a 12-pack of heine to complete this project. lol
Fortunately or unfortunately, depending on how one looks at it, last week was 25 years of sobriety for me. There are however some good pain meds for the back. lol
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Old Oct 31, 2006 | 03:25 PM
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I hate the clutch masters is 1st gens. 2nd gens are 45°.
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Old Oct 31, 2006 | 07:15 PM
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Originally Posted by DavidMyers53
When I did mine a few weeks ago, I got the nuts screwed back on the master cylinder up under the dash after about an hours effort only to realize the bolts weren't threaded all the way to the to master cylinder, so they wouldn't screw up tight.
Same here. I let loose a string of profanities about that time.
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Old Nov 1, 2006 | 06:51 AM
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From: racine wisconsin
so its was tight? took it off...then went to replace and its loose?
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