Re: [Fot] 1300 Speed Secrets...

[Tim Slater via Fot <fot@autox.team.net>]

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Brad,
Adding washers is an old trick to adjust the oil pressure relief.  Should
see 75 -80 lbs or so when cold and 60-65 running hot at high RPM.
Tim Slater.




Phone: 561-820-0021



On Mon, Mar 30, 2020 at 4:15 PM Brad Eells via Fot <fot@autox.team.net>
wrote:

> Amici,
>
> Interesting discovery when I disassembled a spare racing short block.
>
> 2 hand ground washers at the end of the oil pressure relief valve shaft.
>
> Clearly meaning to increase relief pressure. The washers are different
> thicknesses, suggesting Doug had a specific relief pressure in mind...
>
> Cheers!
>
>
>
> Brad Eells
> Sent from my iPhone_______________________________________________
> fot@autox.team.net
>
> http://www.fot-racing.com
>
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<div dir=3D"ltr">Brad,<div>Adding washers is an old trick to adjust the oil=
 pressure relief.=C2=A0 Should see 75 -80 lbs or so when cold and 60-65 run=
ning hot at high RPM.=C2=A0</div><div>Tim Slater.=C2=A0 =C2=A0 =C2=A0<br cl=
ear=3D"all"><div><div dir=3D"ltr" class=3D"gmail_signature" data-smartmail=
=3D"gmail_signature"><div dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=
=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr">=
<div><span style=3D"font-family:tahoma,sans-serif"><br></span></div><div><s=
pan style=3D"font-family:tahoma,sans-serif"><br></span></div><div><span sty=
le=3D"font-family:tahoma,sans-serif"><br></span></div><div><span style=3D"f=
ont-family:tahoma,sans-serif"><br></span></div><div><span style=3D"font-fam=
ily:tahoma,sans-serif">Phone: 561-820-0021</span><div><span style=3D"font-f=
amily:tahoma,sans-serif"><br></span></div></div></div></div></div></div></d=
iv></div></div></div></div></div></div></div></div><br></div></div><br><div=
 class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Mar 30=
, 2020 at 4:15 PM Brad Eells via Fot &lt;<a href=3D"mailto:fot@autox.team.n=
et">fot@autox.team.net</a>&gt; wrote:<br></div><blockquote class=3D"gmail_q=
uote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,2=
04);padding-left:1ex">Amici,<br>
<br>
Interesting discovery when I disassembled a spare racing short block.<br>
<br>
2 hand ground washers at the end of the oil pressure relief valve shaft.<br=
>
<br>
Clearly meaning to increase relief pressure. The washers are different thic=
knesses, suggesting Doug had a specific relief pressure in mind...<br>
<br>
Cheers!<br>
<br>
<br>
<br>
Brad Eells<br>
Sent from my iPhone_______________________________________________<br>
<a href=3D"mailto:fot@autox.team.net"; target=3D"_blank">fot@autox.team.net<=
/a><br>
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<br>
</blockquote></div>

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