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Tick master cylinder leaking

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Old Oct 14, 2025 | 07:58 PM
  #21  
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Originally Posted by helga203
Yup, just switched no issues. No, let me rephrase that. Leg shrank and i can say driving in stop go traffic heading to downtown chicago everyday was a peasant drive and not dreading it everyday.

P.S. When i went for the first time to put it in. gear i almost put the pedal through the floor. I thuoight i fuked up the install.
lol i don t use the clutch much at all..stop signs and lights..
was looking at Rock Auto and they sell the whole kit, but don t need it.. just the master,
there a bunch of master cyls on there, but never heard of any of them.. i would go OEM but $230 just have the master, the off brands are anywhere from $50 - $110
probably not much season left for me anyway, winter project.. lol
Appreciate all the input



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Old Oct 17, 2025 | 03:41 PM
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been shopping around for the master.. crazy pricing anywhere from $490-505... used ones on fleabay for 80-100. but may run into same issues, leaking.
Amazon Amazon
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Old Oct 18, 2025 | 07:19 PM
  #23  
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Originally Posted by helga203
Yup, just switched no issues. No, let me rephrase that. Leg shrank and i can say driving in stop go traffic heading to downtown chicago everyday was a peasant drive and not dreading it everyday.

P.S. When i went for the first time to put it in. gear i almost put the pedal through the floor. I thuoight i fuked up the install.
just to clarify.. disconnect the lines, pull the tick out, put the oem in, using the oem rod i m guessing and hook the lines back up ?
and bleed of course.
when i watched yt install, some where taking the clutch bracket and pedal out and re drilling..am guessing this won t affect the new
mc and clutch rod length ?

thanks for the input
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Old Oct 19, 2025 | 07:36 PM
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Originally Posted by walleyejack
just to clarify.. disconnect the lines, pull the tick out, put the oem in, using the oem rod i m guessing and hook the lines back up ?
and bleed of course.
when i watched yt install, some where taking the clutch bracket and pedal out and re drilling..am guessing this won t affect the new
mc and clutch rod length ?

thanks for the input
The stock MC slips in through the firewall, then turn to lock it into position. Yes, the OEM rod, connect and bleed.
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Old Oct 20, 2025 | 12:40 PM
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Originally Posted by frodo84
The stock MC slips in through the firewall, then turn to lock it into position. Yes, the OEM rod, connect and bleed.
thank you sir.. have to source out a stock mc and rod.
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Old Nov 1, 2025 | 05:14 PM
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does anyone know the thread size on the 75 875 rk series Tilton mc.. i asked Tick and they said
5/16-24, bought 5/16 tap, and definitely not that size.. need to clean up the threads in the mc.
i mentioned it to Tick, and no responses..
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Old Nov 3, 2025 | 12:56 PM
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The MC ear hole threads are 3/8-16. The push rod thread is 5/16-24.

A reference thread: https://www.corvetteforum.com/forums...like-tick.html
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Old Nov 3, 2025 | 01:10 PM
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Originally Posted by walleyejack
does anyone know the thread size on the 75 875 rk series Tilton mc.. i asked Tick and they said
5/16-24, bought 5/16 tap, and definitely not that size.. need to clean up the threads in the mc.
i mentioned it to Tick, and no responses..
5/16 what? Did you buy a 5/16-18 by mistake?
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Old Nov 3, 2025 | 02:35 PM
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Originally Posted by lucky131969
5/16 what? Did you buy a 5/16-18 by mistake?
no.. I was told by Tick that this is what it was.
had the order with them and when they couldn t get a hold of Tilton to ship after 4 days, i cancelled
and purchased elsewhere, will have it in 2 days after ordering.
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Old Nov 3, 2025 | 02:42 PM
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Originally Posted by MetalMan2
The MC ear hole threads are 3/8-16. The push rod thread is 5/16-24.

A reference thread: https://www.corvetteforum.com/forums...like-tick.html
thanks MM.. i will have to buy a T and D kit and experiment to see which one starts easily.. don t want to mess it up.
it was in the car when i bought. i m leaning to 3/8 24. the bolts are def not NFC
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Old Nov 3, 2025 | 02:44 PM
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Originally Posted by walleyejack
no.. I was told by Tick that this is what it was.
had the order with them and when they couldn t get a hold of Tilton to ship after 4 days, i cancelled
and purchased elsewhere, will have it in 2 days after ordering.
That does not answer the question. What type of tap did you purchase?
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Old Nov 3, 2025 | 02:47 PM
  #32  
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Originally Posted by lucky131969
That does not answer the question. What type of tap did you purchase?
5/16 24 like Tick said
need to clarify,, i did not by mistake..
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Old Nov 8, 2025 | 03:06 PM
  #33  
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so i put the Tilton back in today,, and tried bleeding with the remote bleeder, have done this 100 time.
but this time, after installing the rebuild kit and bolting back to the firewall.. i cannot get a clutch pedal
it goes pretty much to the floor and then i get a bit of resistance, other than that nothing. i placed the
adjustment were it was when i took it out.. now i have adjusted longer, shorter and still nothing.
I know i m missing something simple but not sure what..
any thoughts be appreciated.
i know it does not attach to the firewall, bolts to the plate inside, bolts are tight, but still is a little lose
not sure what s up with that, that doesn t bother me right now as not getting a pedal back.

Last edited by walleyejack; Nov 8, 2025 at 03:50 PM.
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Old Nov 8, 2025 | 07:46 PM
  #34  
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Did you bleed the master cylinder before installing?
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Old Nov 8, 2025 | 09:30 PM
  #35  
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Originally Posted by frodo84
Did you bleed the master cylinder before installing?
no.. put it all together and filled the reservoir up and watched it burb it self, and it drained down
and re filled it then worked the pedal and not much action, kept an eye to keep it full.
left it for a hour or so and it had almost drained out again, so filled it up and still no action.
will check it in the morning again.. there is no leaks. anything i pumped out with the pedal went in to a waste bottle
using the remote bleeder.
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Old Nov 9, 2025 | 11:03 AM
  #36  
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my latest adventure... let it sit over night, hopefully would burb itself, no luck, opened the speed bleeder and let gravity
take action, filled the reservoir twice. try the pedal, same, only a very little resistance as it nears the floor, the last
inch or so. am baffled. Do i need to go under and disconnect the speed bleed line from the clutch slave fitting and
try and bleed it there ? that is a 2 person job. trying to do this on my own.. i know on another thread yrs ago i had same
issue, i had mentioned took the pedal out and attached the tilton and reinstalled, i don t see me doing that, don t ever
remember doing that and don t think i m doing it this time.. i m lost here. i have changed the fluid many times using speed
bleeder, not sure why this would be different. any help be appreciated.
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Old Nov 9, 2025 | 02:02 PM
  #37  
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If you're not feeling much resistance on the pedal it's not pumping fluid. I would pull it and put it in a workbench vise, see if you can get it to pump fluid (bleed it) rather than fight it on the car. You put in a rebuild kit? Was there any wear in the bore?
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Old Nov 9, 2025 | 03:14 PM
  #38  
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Originally Posted by frodo84
If you're not feeling much resistance on the pedal it's not pumping fluid. I would pull it and put it in a workbench vise, see if you can get it to pump fluid (bleed it) rather than fight it on the car. You put in a rebuild kit? Was there any wear in the bore?
yes i did.. no, no wear virtually at all.. i should have maybe just left it, as the it was only seeping very little fluid..
i m pretty handy and have done cams and heads and stuff with no issues. but not sure how to bleed this on the bench.
will google it up.........thanks mr frodo

now.. i am thinking they sent me the wrong kit. but don t think so.. the piston slides in the piston just fine.
and the old one appears to be the same size.. now i have to go out and mic it.. am glad i waited until the snow
was falling for this adventure.

Last edited by walleyejack; Nov 9, 2025 at 03:19 PM.
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Old Nov 9, 2025 | 07:21 PM
  #39  
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took it out.. took apart, all good.. bled on the bench, and the juice run out when installing again.
bled with speed bleeder, had some bubbles, still not pedal. will see what is like tomorrow
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Old Nov 10, 2025 | 01:22 PM
  #40  
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Another day, another unsuccessful day.. let it sit overnight, check the pedal..
now no resistance. and it goes rock solid hard near the bottom, and is not on the stopper..
am at my wits end..
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