[TR] 1972 Triumph TR6 Clutch Master cylinder leaking - Followup installat...

[Dave1massey at cs.com]

In a message dated 9/18/2011 5:24:21 PM Central Daylight Time, 
thenicholls at verizon.net writes: 
> To the list,
> 
> Installed the new clutch master cylinder purchased from a local British 
> car shop.  They will only use TRW.
> 
> My friend (who owns a Jag) came over after I had it installed to help me 
> bleed.  That got taken care of, no problem.
> 
> However, when I went to bring the car off of the ramps, I could not even 
> get it into gear.  So, we did the usual, we bled again and did exactly how 
> the book describes it, we pumped and shut the bleeder when the pedal was 
> depressed.
> 
> Still, could not get it into gear,  My Jag friend said there must be an 
> adjustment, I advised him that originally there was not.  However, you have 
> the three holes where the lever can be placed to have the slave move the arm 
> for the gear box.  It was in the middle as is specified.
> 
> So, we tried the bottom hole, same thing.  We then placed it in the top 
> hole, in gear no problem, took a test drive, no problem.
> 
> Since all the clutch master cylinders are the same except for the bore 
> being .7 or .75, could anyone explain why this would happen?  And, most 
> importantly, is there any issue with leaving the slave attached to the top hole?
> 
> Just for reference, when I bought the TR from the original owner 6 years 
> ago, when it was inspected at the local British car shop, they had stated 
> that some work had been done on the fork and that the clutch would need to be 
> replaced at some point.  Well, the original is still in there with no 
> issues.
> 
> Any insight on this would be appreciated.
> 

If you replaced a .75 inch diameter master with a .7 inch cylinder then 
you've lost some motion at the slave end.  Try using the hole closest to the 
pivot and see if that helps.

Dave