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Looks like a clean install to me (I like the 'aftermarket' heat shield;
I have one made for a 100M on the shelf if I do get around to installing
PCV on my BN2). How did you seal up the road draft tube? Any noticeable
effect on oil consumption/drips?).
On 3/22/2022 9:24 AM, Michael Salter wrote:
> Well the system that I installed on my BN1 using a Toyota Pathfinder
> valve was somewhat effective but certainly not perfect. Not easy to
> see in the attached pic.
> I found that at normal cruise the ccp ranged between +2" and -3".
> Lifting off the throttle momentarily would establish the -3" pressure
> which would hold until the engine was taken back to idle. After that
> the pressure would fluctuate as one accelerated through the gears then
> establish at around 0 in at steady speed until the throttle was
> closed, then back to -3".
> I'm fairly sure that these figures are a consequence of the type of
> PCV valve used but it is impossible to get specific information about
> various valves.
> M
>
> On Tue., Mar. 22, 2022, 12:00 p.m. Bob Spidell, <bspidell@comcast.net>
> wrote:
>
> Hmmmmm ... looks like the hard plastic tube you get with oil
> suction pumps. So, what does it reveal?
> bs
>
> On 3/22/2022 8:52 AM, Michael Salter wrote:
>> It's actually quite easy to test on the highway.
>> I made this very basic manometer and plugged the end of the tube
>> into the dipstick hole.
>> Drive around with a passenger watching the displacement of the
>> water in the tube ... very revealing.
>>
>> M
>>
>> On Tue., Mar. 22, 2022, 11:15 a.m. Bob Spidell,
>> <bspidell@comcast.net> wrote:
>>
>> I started with the BCS kit, so I have the sealing washer on
>> the dipstick, and I put a screw in the hole in the oil filler
>> cap (I didn't think solder would stick on the oily cap, and I
>> wanted 'reversible' at the time). At idle, you can feel a
>> vacuum if you put the palm of your hand over the oil filler
>> hole (haven't tried it on the highway).
>>
>>
>> On 3/21/2022 10:43 PM, i erbs wrote:
>>> Did you do anything else? Just ran the pvc to the manifold?
>>> That's it? What about the hole in the oil cap? I have a bj8
>>> manifold on my bt7 engine. I get a lot of blowby into my
>>> rear air filter. Had Rocker arm checked...all good.
>>>
>>> Ira Erbs
>>> 1959 AH 100-6
>>> 1967 MGB
>>> Milwaukie, Or
>>>
>>> On Mon, Mar 21, 2022, 5:31 PM Bob Spidell
>>> <bspidell@comcast.net> wrote:
>>>
>>> Here's how my mechanic did it. Best to balance both
>>> carbs, but using the
>>> unused port on the manifold works OK too. I ran that
>>> way for many
>>> years; the thread is some sort of Brit thread, I drilled
>>> and tapped it
>>> for an American one.
>>>
>>> On 3/21/2022 10:51 AM, Michael DiVito via Healeys wrote:
>>> > Planning to install a PCV on my BJ8 and having trouble
>>> finding the right hardware to connect to the manifold.
>>> The plug in the manifold where I will connect the PCV is
>>> 3/8â?? with a fine thread pattern. Does anyone know where
>>> I might purchase a suitable connector which has the
>>> correct 3/8â?? threaded end for the manifold connection
>>> and a 1/2â?? barbed end for connection to the PCV? Also
>>> if anyone has already done a PCV install advice appreciated.
>>> >
>>> > Michael P. DiVito
>>>
>>
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Looks like a clean install to me (I like the 'aftermarket' heat
shield; I have one made for a 100M on the shelf if I do get around
to installing PCV on my BN2). How did you seal up the road draft
tube? Any noticeable effect on oil consumption/drips?).<br>
<br>
<br>
<div class="moz-cite-prefix">On 3/22/2022 9:24 AM, Michael Salter
wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CAB3i7LLYarQrMs=3uDJf2TfxE19g+qzwnTxN9QA=xxtK4fuo5w@mail.gmail.com">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<div dir="auto">Well the system that I installed on my BN1 using a
Toyota Pathfinder valve was somewhat effective but certainly not
perfect. Not easy to see in the attached pic.
<div dir="auto">I found that at normal cruise the ccp ranged
between +2" and -3".</div>
<div dir="auto">Lifting off the throttle momentarily would
establish the -3" pressure which would hold until the engine
was taken back to idle. After that the pressure would
fluctuate as one accelerated through the gears then establish
at around 0 in at steady speed until the throttle was closed,
then back to -3".</div>
<div dir="auto">I'm fairly sure that these figures are a
consequence of the type of PCV valve used but it is impossible
to get specific information about various valves.</div>
<div dir="auto">M</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Tue., Mar. 22, 2022, 12:00
p.m. Bob Spidell, <<a href="mailto:bspidell@comcast.net";
moz-do-not-send="true"
class="moz-txt-link-freetext">bspidell@comcast.net</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div> Hmmmmm ... looks like the hard plastic tube you get with
oil suction pumps. So, what does it reveal?<br>
bs<br>
<br>
<div>On 3/22/2022 8:52 AM, Michael Salter wrote:<br>
</div>
<blockquote type="cite">
<div dir="auto">It's actually quite easy to test on the
highway.Â
<div dir="auto">I made this very basic manometer and
plugged the end of the tube into the dipstick hole. </div>
<div dir="auto">Drive around with a passenger watching
the displacement of the water in the tube ... very
revealing.</div>
<div dir="auto"><br>
</div>
<div dir="auto">M</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Tue., Mar. 22,
2022, 11:15 a.m. Bob Spidell, <<a
href="mailto:bspidell@comcast.net"; target="_blank"
rel="noreferrer" moz-do-not-send="true"
class="moz-txt-link-freetext">bspidell@comcast.net</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div> I started with the BCS kit, so I have the
sealing washer on the dipstick, and I put a screw in
the hole in the oil filler cap (I didn't think
solder would stick on the oily cap, and I wanted
'reversible' at the time). At idle, you can feel a
vacuum if you put the palm of your hand over the oil
filler hole (haven't tried it on the highway).<br>
<br>
<br>
<div>On 3/21/2022 10:43 PM, i erbs wrote:<br>
</div>
<blockquote type="cite">
<div dir="auto">Did you do anything else? Just ran
the pvc to the manifold? That's it? What about
the hole in the oil cap? I have a bj8 manifold
on my bt7 engine. I get a lot of blowby into my
rear air filter. Had Rocker arm checked...all
good.<br>
<br>
<div data-smartmail="gmail_signature">Ira Erbs<br>
1959 AH 100-6<br>
1967 MGB<br>
Milwaukie, Or</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Mon, Mar
21, 2022, 5:31 PM Bob Spidell <<a
href="mailto:bspidell@comcast.net";
rel="noreferrer noreferrer" target="_blank"
moz-do-not-send="true"
class="moz-txt-link-freetext">bspidell@comcast.net</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0
0 0 .8ex;border-left:1px #ccc
solid;padding-left:1ex">Here's how my mechanic
did it. Best to balance both carbs, but using
the <br>
unused port on the manifold works OK too. I
ran that way for many <br>
years; the thread is some sort of Brit thread,
I drilled and tapped it <br>
for an American one.<br>
<br>
On 3/21/2022 10:51 AM, Michael DiVito via
Healeys wrote:<br>
> Planning to install a PCV on my BJ8 and
having trouble finding the right hardware to
connect to the manifold. The plug in the
manifold where I will connect the PCV is 3/8â??
with a fine thread pattern. Does anyone know
where I might purchase a suitable connector
which has the correct 3/8â?? threaded end for
the manifold connection and a 1/2â?? barbed end
for connection to the PCV? Also if anyone has
already done a PCV install advice appreciated.<br>
><br>
> Michael P. DiVito<br>
</blockquote>
</div>
</blockquote>
<br>
</div>
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