Hi Shayne,
One word-Helicoil.
We use these a lot at work for increasing the tensile strength of threads
tapped into alloy only thing is to make sure it is lined up with the bore of
the original thread or it will still have problems sealing.
Graham.
----- Original Message -----
From: Shayne Peterson <triumph-tr4@home.com>
To: Triumphs List <triumphs@autox.team.net>; British Cars List
<british-cars@autox.team.net>
Sent: Saturday, March 04, 2000 6:16 AM
Subject: Clutch Master Cylinder
>
> I have a problem that I would love a CHEAP solution to.
> Vehicle: 63 TR4 (Surrey Top too)
> Problem: The hydraulic fitting on the clutch master cylinder has been
> stripped of ANY substantial threads by an over-zealous repairman. I
> discovered after wondering why the clutch pedal seemed to be getting
> softer by the day/week how air could be getting into the system. I was
> checking the tightness of this fitting by backing it off and discovered
> that it was held in with silicone sealant. So now, I have no clutch and
> the car is sitting locked in the garage with a tankfull of stale gas.
>
> I am looking for solutions. I was thinking of boring out and tapping
> the m/c one size up then installing an adapter, only, I can't find
> anyone who makes an adapter for this fitting. The only other options
> that I could think of were to either weld up the hole in the m/c and
> drill/tap it the correct size, but I'm afraid of damaging the m/c. Or I
> could drop a sleeve into the fitting...
>
> I want to try to keep the car as original as possible so I don't want to
> change the hardline. And I don't really want to shell out ~US$130 for a
> new m/c, but if the next meet gets here before I get a good remedy, I'll
> have to.
>
>
> Thank you in advance,
> Shayne Peterson
> 1963 Triumph TR4
> triumph-tr4@home.com
>
>
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