[Healeys] Brake light switch

Harold Manifold manifold at telus.net
Tue May 18 21:33:26 MDT 2021


Brian,

I measured the thread on a switch I have and it was 1/8 BSPT which isn’t really compatible with NPT. Slightly different diameter, pitch and thread angle. A 1/8 NPT fitting could damage the 4 way union.

Harold


> On May 18, 2021, at 5:57 PM, Jean Caron via Healeys <healeys at autox.team.net> wrote:
> 
> 
> Brian,
> There was an article by Roger Moment in the Austin-Healey Club USA Magazine. I know he did an article in 2014 about it and one within he last couple of years too, I will have to find it and will let you know.
>  
> Jean
>  
> Sent from Mail for Windows 10
>  
> From: Brian Drab via Healeys
> Sent: May 18, 2021 6:01 PM
> To: healeys at autox.team.net
> Subject: [Healeys] Brake light switch
>  
> I recall several years ago that there was a discussion on the poor quality of Healey brake light switches. At that time several people advised that a Harley brake light switch worked and worked better than the original.
> I tried checking the archives but I don’t know how to check by subject rather date – if it can even be done. What I need to know is either the Harley part number or the years and model Harley that the switches are from. Can anyone help.
> Brian Drab
> BJ8
>  
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