[TR] TR3a vacuum line

Doug Mathews mathews at uga.edu
Mon Jul 5 11:30:56 MDT 2010


  Folks,

Its been too long since I had physics, but does the size of the vacuum 
line really matter once the vacuum is present?  Just a curiosity question.

Thanks

Doug

On 7/5/2010 9:20 AM, Carl TR wrote:
> Does anyone know of a source for replacement vacuum line
>
> Late TR3A
> screw type connections
>
> at the distributor:  8mm w/1mm thread nut
> at carburettors: 7mm w/1mm female end
>
> I have the 7mm fitting that was in the carb housing but might as well
> replace both if I can find them.
>
> What diameter is the tubing.  it appears to be about 1/8 od but since the
> fittings are metric - it might be a metric size tube.
>
> Also - what length.   I figured at max a length equivalent to the fuel line
> from near the distributor to the connection at the carb.
>
> Thanks
> C
>
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