Re: [Healeys] 100 Road draft (vent) pipe fasteners

[Bob Spidell via Healeys <healeys@autox.team.net>]

OK. Thanks.

On 2/9/2022 10:47 AM, Bob Haskell wrote:
> Bob,
>
> HSS - high speed steel.
> I think the threads are 3/8"-26 BSF (British Standard Fine).
>
> Cheers,
>
> Bob Haskell
> Austin Healey 3000 BN7/BT7 registrar
>
> On 2/9/22 1:25 PM, Bob Spidell wrote:
>> What does â??HSSâ?? stand for?
>>
>>
>>> On Feb 9, 2022, at 10:15 AM, gradea1@charter.net wrote:
>>>
>>> Just had a 100 engine to repair the oil feed pipe fitting on the 
>>> rocker shaft 3rd block, and everyone might note that the thread for 
>>> the special bolt is *3/8" x 26 HSS*. Helicoils are available for 
>>> those who have "buggered" the fitting. Be careful when replacing 
>>> this item on rebuild. Keep both ends loose until successfully 
>>> threaded.  The alloy rocker blocks are not easy to come by. Hank, 
>>> healeyhelper.
>>>
>>> -----------------------------------------
>>>
>>> From: "Curtis Arndt"
>>> To: "Bob Spidell"
>>> Cc: "Healeys"
>>> Sent: Tuesday February 8 2022 11:28:21PM
>>> Subject: Re: [Healeys] 100 Road draft (vent) pipe fasteners
>>>
>>> Bob,
>>>
>>> If it's on the engine it's Whirworth, 1/4" BSF to be specific in the 
>>> question you asked for #74.
>>>
>>> Cheers,
>>>
>>> Curt.
>>>
>>> On Tue, Feb 8, 2022 at 3:58 PM Bob Spidell <bspidell@comcast.net> 
>>> wrote:
>>>
>>> Â Â Â  Anyone know off-hand what type of fasteners are used, Whitworth, 
>>> or ?
>>>
>>> Â Â Â  Items# 72 & 76 in the Moss catalog page:
>>> Â Â Â  https://mossmotors.com/external-engine-100-4
>>>
>>> Â Â Â  TIA,
>>> Â Â Â  Bob
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>>
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