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I don't know if it was the bypass valve spring, but they did show me diffe=
rent size washers/shims they were using for some springs. They were the di=
ameter of a silver dollar or more. Sorry but I'm just not technical enough=
on transmissions to field all these good questions and suggestions.=0AI d=
o appreciate all this info though and am forwarding to British Motorsports=
.=0A=0AThanks,=0A=0ARye=0A=0A=0A=0A=0AOn Jun 11, 2016, at 10:10 AM, ptegle=
r <ptegler@verizon.net> wrote:=0A=0Athe bypass valve spring can be replace=
d/shimmed to adjust pressure as needed.=0Aptegler=0A=0AOn 6/10/2016 9:04 P=
M, hdrider570@att.net wrote:=0AWhen I had this problem with a J type OD, i=
t was wear in the pump piston/bore.=C2=A0 This pump uses no seals so I exp=
ect that your mechanics are talking about the accumulator piston(s).=C2=A0=
Basically when the piston/bore wears the clearances increase which allows=
oil to bypass the piston resulting in lower pressure.=C2=A0 One thing tha=
t I noticed was that the slippage was more pronounced once the OD warmed u=
p thus reducing the viscosity of the oil.=0A=0AI expect that a worn drive =
pin in the piston could cause a similar problem by shortening the piston s=
weep.=0A=0ABottom line is if you are not getting enough oil pressure, it i=
s a hydraulic problem which is either not enough supply (pump wear?) or ex=
cessive losses somewhere such as bad piston seals etc.=0A=0AEdward Hamer=0A=
Petaluma CA=0A=0A=0A** triumphs@autox.team.net **=0A=0ADonate: http://www.=
team.net/donate.html=0AArchive: http://www.team.net/archive=0AForums: http=
://www.team.net/forums=0AUnsubscribe/Manage: http://autox.team.net/mailman=
/options/triumphs/ptegler@verizon.net=0A=0A-- =0APaul Tegler ptegler@veriz=
on.net www.teglerizer.com=0A=0A** triumphs@autox.team.net **=0A=0ADonate: =
orums: http://www.team.net/forums=0AUnsubscribe/Manage: http://autox.team.=
net/mailman/options/triumphs/ryel@mac.com=0A=
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<html><body><div>I don't know if it was the bypass valve spring, but they did
show me =
different size washers/shims they were using for some springs. They were t=
he diameter of a silver dollar or more. Sorry but I'm just not technical e=
nough on transmissions to field all these good questions and suggestions.<=
/div><div class=3D"x-apple-signature"><pre style=3D"font-family: 'SFNSText=
','Helvetica Neue', Helvetica, sans-serif; font-size: 15px; white-space: p=
re-wrap; word-wrap: break-word;" data-mce-style=3D"font-family: 'SFNSText'=
,'Helvetica Neue', Helvetica, sans-serif; font-size: 15px; white-space: pr=
e-wrap; word-wrap: break-word;">I do appreciate all this info though and a=
m forwarding to British Motorsports.<br><br>Thanks,<br><br>Rye<br><br><br>=
<br></pre></div><div><br>On Jun 11, 2016, at 10:10 AM, ptegler <ptegler=
@verizon.net> wrote:<br><br></div><div><blockquote type=3D"cite"><div c=
lass=3D"msg-quote" bgcolor=3D"#FFFFFF" text=3D"#000000"><p>the bypass valv=
e spring can be replaced/shimmed to adjust pressure as needed.</p><p>ptegl=
er<br></p><br><div class=3D"moz-cite-prefix">On 6/10/2016 9:04 PM, <a clas=
s=3D"moz-txt-link-abbreviated" href=3D"mailto:hdrider570@att.net"; data-mce=
-href=3D"mailto:hdrider570@att.net";>hdrider570@att.net</a> wrote:<br></div=
><blockquote type=3D"cite"><span face=3D"Arial Black" data-mce-style=3D"fo=
nt-family: 'Arial Black';" style=3D"font-family: 'Arial Black';">When I ha=
d this problem with a J type OD, it was wear in the pump piston/bore. =
; This pump use<span face=3D"Arial Black" data-mce-style=3D"font-family: '=
Arial Black';" style=3D"font-family: 'Arial Black';">s no seals so I expec=
t that your mechanics are talking about the accumulator piston(s). B=
asically when <span face=3D"Arial Black" data-mce-style=3D"font-family: 'A=
rial Black';" style=3D"font-family: 'Arial Black';">t</span>he piston/bore=
wears the clearances increase which allows oil to bypass the piston resul=
ting in lower pressure. One thing that I noticed was that the slippa=
ge was more pronounced once the OD warmed up thus reducing the viscosity o=
f the oil.<br> <br> <span face=3D"Arial Black" data-mce-style=3D"font-fami=
ly: 'Arial Black';" style=3D"font-family: 'Arial Black';">I expect that a =
worn drive pin in the piston could cause a similar problem by shortening t=
he piston sweep.</span><br> <br> <span face=3D"Arial Black" data-mce-style=
=3D"font-family: 'Arial Black';" style=3D"font-family: 'Arial Black';">Bot=
tom line is if you are not getting enough oil pressure, it is a hydraulic =
problem which is either not enough supply (pump wear?) or <span face=3D"Ar=
ial=0A Black" data-mce-style=3D"font-family: 'Arial Black';" =
style=3D"font-family: 'Arial Black';">excessive losses some<span face=3D"A=
rial Black" data-mce-style=3D"font-family: 'Arial Black';" style=3D"font-f=
amily: 'Arial Black';">where such as bad piston seals etc.<br> <br> <span =
face=3D"Arial Black" data-mce-style=3D"font-family: 'Arial Black';" style=3D=
"font-family: 'Arial Black';">Edward Hamer<br> <span face=3D"Arial Black" =
data-mce-style=3D"font-family: 'Arial Black';" style=3D"font-family: 'Aria=
l Black';">Petaluma CA</span><br> </span></span></span></span></span></spa=
n> <br><fieldset class=3D"mimeAttachmentHeader"></fieldset><br><pre>** <a =
class=3D"moz-txt-link-abbreviated" href=3D"mailto:triumphs@autox.team.net"=
data-mce-href=3D"mailto:triumphs@autox.team.net";>triumphs@autox.team.net<=
/a> **=0A=0ADonate: <a class=3D"moz-txt-link-freetext" href=3D"http://www.=
team.net/donate.html" data-mce-href=3D"http://www.team.net/donate.html";>ht=
tp://www.team.net/donate.html</a>=0AArchive: <a class=3D"moz-txt-link-free=
text" href=3D"http://www.team.net/archive"; data-mce-href=3D"http://www.tea=
m.net/archive">http://www.team.net/archive</a>=0AForums: <a class=3D"moz-t=
xt-link-freetext" href=3D"http://www.team.net/forums"; data-mce-href=3D"htt=
p://www.team.net/forums">http://www.team.net/forums</a>=0AUnsubscribe/Mana=
ge: <a class=3D"moz-txt-link-freetext" href=3D"http://autox.team.net/mailm=
an/options/triumphs/ptegler@verizon.net" data-mce-href=3D"http://autox.tea=
m.net/mailman/options/triumphs/ptegler@verizon.net">http://autox.team.net/=
mailman/options/triumphs/ptegler@verizon.net</a>=0A</pre></blockquote><br>=
<div class=3D"moz-signature">-- <br> Paul Tegler <a class=3D"moz-txt-link-=
abbreviated" href=3D"mailto:ptegler@verizon.net"; data-mce-href=3D"mailto:p=
tegler@verizon.net">ptegler@verizon.net</a> <a class=3D"moz-txt-link-abbre=
viated" href=3D"http://www.teglerizer.com"; data-mce-href=3D"http://www.teg=
lerizer.com">www.teglerizer.com</a></div><div class=3D"_stretch"><span cla=
ss=3D"body-text-content"><br>** <a href=3D"mailto:triumphs@autox.team.net"=
data-mce-href=3D"mailto:triumphs@autox.team.net";>triumphs@autox.team.net<=
/a> **<br><br>Donate: <a href=3D"http://www.team.net/donate.html"; data-mce=
-href=3D"http://www.team.net/donate.html";>http://www.team.net/donate.html<=
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ttp://www.team.net/archive">http://www.team.net/archive</a><br>Forums: <a =
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</blockquote></div></body></html>=
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