Re: [Healeys] 100 generator pulley diameter

[Michael Salter <michaelsalter@gmail.com>]

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Very possible John. My BN1 is B.#174 and has what certainly appears to be
the original generator being dated the month before production.
The problem, as I'm sure you are aware, is that in days gone by it was
quite common for exchange units to get "mixed up", a case of "this one's
close enough!"

M

On Tue., Jul. 11, 2023, 4:54 p.m. john harper, <ah100tech@gmail.com> wrote:

> Micheal
>
> I was confused by some of the measurements that others had made but now I
> can confirm that 1B 1727 is 3.625" in diameter
>
> However, the A70 Hereford and the A90 Atlantic had a larger diameter
> pulley 1B 1114 and this may have been fitted to a very early 4 cylinder 1=
00.
>
> On Tue, 11 Jul 2023 at 12:59, Michael Salter <michaelsalter@gmail.com>
> wrote:
>
>> My apologies regarding the diameter of the 100 generator pulleys.
>> I made the unforgivable mistake of not zeroing my caliper before taking =
a
>> measurement.
>> The original pulleys 1B1727 were 3.625" in diameter.
>> I have four in my box of spares, never know when you might need one, an
>> they are all exactly the same diameter plus or minus a few thou.
>>
>> M
>>
>> On Sun., Jul. 9, 2023, 8:52 a.m. Michael Salter, <michaelsalter@gmail.co=
m>
>> wrote:
>>
>>> The outside diameter of the originals is 3.2" Mark.
>>>
>>> M
>>>
>>> On Sun., Jul. 9, 2023, 6:28 a.m. Mark Donaldson, <
>>> ardmorebusiness@xtra.co.nz> wrote:
>>>
>>>> Learned gentlemen,
>>>>
>>>>
>>>>
>>>> The pulley on my 1956 BN2 is 3=C2=BD=E2=80=9D diameter.  I believe it =
to be
>>>> original.  I=E2=80=99ve owned the car for 45 years.
>>>>
>>>>
>>>>
>>>> A friend has a BN1 with a pulley diameter of just 3=E2=80=9D.  He thin=
ks it is
>>>> original.   I don=E2=80=99t.  It got me thinking.
>>>>
>>>> I believe his is incorrect as it was converted here in NZ from a LHD
>>>> import some 30 years ago.  BN1L 226180
>>>>
>>>> The car has some clumsy conversions made to change it to RHD, so I
>>>> don=E2=80=99t know what else might have been =E2=80=98cobbled up=E2=80=
=99 to get the car on the
>>>> road.
>>>>
>>>>
>>>>
>>>> Can somebody of you please confirm that 3=C2=BD=E2=80=9D is correct.
>>>>
>>>>
>>>>
>>>> That said, I need another for a second 100 engine I am building as a
>>>> spare.
>>>>
>>>> They seem to be scarce down here in NZ, and repros seem to be rather
>>>> expensive.
>>>>
>>>>
>>>>
>>>> Fingers crossed.
>>>>
>>>>
>>>>
>>>> Mark
>>>>
>>>> Ardmore
>>>>
>>>> NZ
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<div dir=3D"auto">Very possible John. My BN1 is B.#174 and has what certain=
ly appears to be the original generator being dated the month before produc=
tion.<div dir=3D"auto">The problem, as I&#39;m sure you are aware, is that =
in days gone by it was quite common for exchange units to get &quot;mixed u=
p&quot;, a case of &quot;this one&#39;s close enough!&quot;</div><div dir=
=3D"auto"><br></div><div dir=3D"auto">M</div></div><br><div class=3D"gmail_=
quote"><div dir=3D"ltr" class=3D"gmail_attr">On Tue., Jul. 11, 2023, 4:54 p=
.m. john harper, &lt;<a href=3D"mailto:ah100tech@gmail.com";>ah100tech@gmail=
.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"mar=
gin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr=
">Micheal<div><br></div><div>I was confused by some of the measurements tha=
t others had made but now I can confirm that=C2=A01B 1727 is 3.625&quot; in=
 diameter</div><div><br></div><div><span style=3D"font-family:Calibri,sans-=
serif;font-size:11pt">However, the A70 Hereford and the A90 Atlantic had a =
larger diameter pulley 1B 1114 and this may have been
fitted to a very early 4 cylinder 100.</span></div></div><br><div class=3D"=
gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Tue, 11 Jul 2023 at 1=
2:59, Michael Salter &lt;<a href=3D"mailto:michaelsalter@gmail.com"; target=
=3D"_blank" rel=3D"noreferrer">michaelsalter@gmail.com</a>&gt; wrote:<br></=
div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;bor=
der-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"auto">My =
apologies regarding the diameter of the 100 generator pulleys.=C2=A0<div di=
r=3D"auto">I made the unforgivable mistake of not zeroing my caliper before=
 taking a measurement.=C2=A0</div><div dir=3D"auto">The original pulleys 1B=
1727 were 3.625&quot; in diameter.=C2=A0</div><div dir=3D"auto">I have four=
 in my box of spares, never know when you might need one, an they are all e=
xactly the same diameter plus or minus a few thou.</div><div dir=3D"auto"><=
br></div><div dir=3D"auto">M</div></div><br><div class=3D"gmail_quote"><div=
 dir=3D"ltr" class=3D"gmail_attr">On Sun., Jul. 9, 2023, 8:52 a.m. Michael =
Salter, &lt;<a href=3D"mailto:michaelsalter@gmail.com"; rel=3D"noreferrer no=
referrer" target=3D"_blank">michaelsalter@gmail.com</a>&gt; wrote:<br></div=
><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border=
-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"auto">The ou=
tside diameter of the originals is 3.2&quot; Mark.<div dir=3D"auto"><br></d=
iv><div dir=3D"auto">M</div></div><br><div class=3D"gmail_quote"><div dir=
=3D"ltr" class=3D"gmail_attr">On Sun., Jul. 9, 2023, 6:28 a.m. Mark Donalds=
on, &lt;<a href=3D"mailto:ardmorebusiness@xtra.co.nz"; rel=3D"noreferrer nor=
eferrer noreferrer" target=3D"_blank">ardmorebusiness@xtra.co.nz</a>&gt; wr=
ote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px=
 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div lang=
=3D"EN-NZ"><div><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-s=
ize:10pt;font-family:Tahoma,sans-serif">Learned gentlemen,<u></u><u></u></s=
pan></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt=
;font-family:Tahoma,sans-serif"><u></u>=C2=A0<u></u></span></p><p class=3D"=
MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tahoma,=
sans-serif">The pulley on my 1956 BN2 is 3=C2=BD=E2=80=9D diameter.=C2=A0 I=
 believe it to be original.=C2=A0 I=E2=80=99ve owned the car for 45 years.<=
u></u><u></u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=
=3D"font-size:10pt;font-family:Tahoma,sans-serif"><u></u>=C2=A0<u></u></spa=
n></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt;f=
ont-family:Tahoma,sans-serif">A friend has a BN1 with a pulley diameter of =
just 3=E2=80=9D.=C2=A0 He thinks it is original.=C2=A0=C2=A0 I don=E2=80=99=
t.=C2=A0 It got me thinking.<u></u><u></u></span></p><p class=3D"MsoNormal"=
><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tahoma,sans-serif=
">I believe his is incorrect as it was converted here in NZ from a LHD impo=
rt some 30 years ago.=C2=A0 BN1L 226180<u></u><u></u></span></p><p class=3D=
"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tahoma=
,sans-serif">The car has some clumsy conversions made to change it to RHD, =
so I don=E2=80=99t know what else might have been =E2=80=98cobbled up=E2=80=
=99 to get the car on the road.<u></u><u></u></span></p><p class=3D"MsoNorm=
al"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tahoma,sans-se=
rif"><u></u>=C2=A0<u></u></span></p><p class=3D"MsoNormal"><span lang=3D"EN=
-US" style=3D"font-size:10pt;font-family:Tahoma,sans-serif">Can somebody of=
 you please confirm that 3=C2=BD=E2=80=9D is correct.<u></u><u></u></span><=
/p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt;font=
-family:Tahoma,sans-serif"><u></u>=C2=A0<u></u></span></p><p class=3D"MsoNo=
rmal"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tahoma,sans-=
serif">That said, I need another for a second 100 engine I am building as a=
 spare.<u></u><u></u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US"=
 style=3D"font-size:10pt;font-family:Tahoma,sans-serif">They seem to be sca=
rce down here in NZ, and repros seem to be rather expensive.<u></u><u></u><=
/span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10=
pt;font-family:Tahoma,sans-serif"><u></u>=C2=A0<u></u></span></p><p class=
=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tah=
oma,sans-serif">Fingers crossed.<u></u><u></u></span></p><p class=3D"MsoNor=
mal"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Tahoma,sans-s=
erif"><u></u>=C2=A0<u></u></span></p><p class=3D"MsoNormal"><span lang=3D"E=
N-US" style=3D"font-size:10pt;font-family:Tahoma,sans-serif">Mark<u></u><u>=
</u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-si=
ze:10pt;font-family:Tahoma,sans-serif">Ardmore<u></u><u></u></span></p><p c=
lass=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10pt;font-family=
:Tahoma,sans-serif">NZ<u></u><u></u></span></p></div></div>________________=
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