Stuart,
If the carbs and engine are running fine, then just replace the o-ring in the 
carb needle adjuster in the piston.  Just remember to count the turns when 
removing the needles.  I also use 30 wt oil in the dampers.
Greg Perry
>
>My '74 TR-6 w/original ZS carbs recently began losing the damper oil.
>I have to top off each time before I crank it up. It runs fine so I am
>assuming
>it's time for a carb rebuild kit?  Is there a recommended viscosity for the
>dampers? I've been using regular 30W. Thanks for any advice you can offer.
>
>Stuart Thompson
 
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