[Healeys] Fwd: Thermal Switch Hole in Cylinder Head

[fsufan1952 at yahoo.com]

This is what it looks like in my late production 67 BJ-8 . Yes a thermal choke that I guess never worked out . 


Sent from my iPhone

> On Apr 3, 2021, at 4:01 PM, healeyguy--- via Healeys <healeys at autox.team.net> wrote:
> 
> 
> 
> 
> 
> -----Original Message-----
> From: healeyguy at aol.com
> To: manifold at telus.net <manifold at telus.net>
> Sent: Sat, Apr 3, 2021 3:54 pm
> Subject: Re: [Healeys] Thermal Switch Hole in Cylinder Head
> 
> Harold
> Thermo electric choke introduced in July 1959. Manual choke used again in November 1959. 
> Perry
> 
> 
> -----Original Message-----
> From: Harold Manifold via Healeys <healeys at autox.team.net>
> To: Ken Fleming via Healeys <healeys at autox.team.net>
> Sent: Sat, Apr 3, 2021 3:31 pm
> Subject: [Healeys] Thermal Switch Hole in Cylinder Head
> 
> Hello,
>  
> What is the history for the Thermal Switch Hole in the cylinder head. Item 8 in the attached drawing. Some heads have the hole in the casting and it is blanked off and in some heads the hole was never added.
>  
> Harold Manifold
>  
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