[MHml] track problem

[Paul Nudd]

How about aluminum or SS bushings, loctite'ed in place?
PN

Bill Gibbs wrote:
> I have a mast with about 400 ¼-20 tapped holes (carbon mast with SS backing plate) for the track (track holes for 6mm).  I’m
> replacing the track, but unfortunately the new track has holes for 8mm screws.  How this happened is lost in antiquity, probably my
> error.  Regardless the mast is off and in the yard, and the clock is ticking.
> 
>  
> 
> I can drill and retap all 400 holes, not a trivial task.
> 
> Or I can drill and retap the 80 or so holes in the high stress areas (head car at reef points) and use a special nylon bushing in
> the other holes.
> 
> Or I can use the nylon bushings everywhere.
> 
>  
> 
> I’m not thrilled about nylon under high load, making option 3 unattractive.  I’m not thrilled about drilling and tapping 400 holes,
> leaving me leaning towards option #2.
> 
>  
> 
> Any comments or suggestions?
> 
>  
> 
> Bill
> 
> Afterburner
> 
> 
> 
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