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Ok..ok...OK!QUIET ENOUGH...First my Bugeye has a 7/8" O.E. master cylinder =
with front disc brakes.=C2=A0 =C2=A0Sintered iorn ( honest to god Ceremetal=
lic 60 year old lining!) rear shoes.=C2=A0Additionally it's a rib case with=
1275 slave cyl..I have had & still have a great pedal pressure with no sur=
prises and am using DOT 6 Silicone fluid.=C2=A0=C2=A0All that useless rambl=
ing , the car has pretty darn good btakes and clutch actuation.=C2=A0 =C2=
=A0Yes it's not a 5 speed with a Datsun clutch.=C2=A0=C2=A0But!=C2=A0 Where=
I AM going is this.=C2=A0 =C2=A0About 10 years ago I completely reconstruc=
ted a 1969 Elden PH10 Formula Ford from a bare frame up.=C2=A0 The 2 brake =
master cylinders & clutch master cylinder had to be replaced.=C2=A0 There w=
as a serious pedal feel to brake response and another odd ball " the clutch=
always felt funny" stated by its owner.=C2=A0 The car was started ( disass=
embly) years before I inherited the project.=C2=A0 Parts were lost and hydr=
aulics corroded , that said I had to replace missing master cylinders.=C2=
=A0 I am not very good at the math in determining the volume of a cylinder =
relative to the volume being moved in another cylinder to increase or decre=
ase pedal pressure and also determine pedal travel ( which kinda has a lot =
of where the push rod attached to the pedal relative to the pedal pivot poi=
nt).=C2=A0 =C2=A0There is / are a lot of available tables to do the " how b=
ig moves how much" calculations.=C2=A0 Yes and pedal free play at master cy=
linder piston at rest also effects the efficiency of the operation.One last=
" this might help" thing!=C2=A0 =C2=A0As far as rear drum brakes go , full=
y apply the emergency brake when bleeding the brakes.=C2=A0 Ot does not rep=
lace fully adjusting the shoes!=C2=A0 It simply removes the possibility tha=
t it's a poor rear show adjustment question.=C2=A0=C2=A0So?=C2=A0 Ummm...ne=
xt?Chuck
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<html><head></head><body><div class=3D"ydpa9bfa59dyahoo-style-wrap" style=
=3D"font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px=
;"><div>Ok..ok...OK!</div><div>QUIET ENOUGH...</div><div>First my Bugeye ha=
s a 7/8" O.E. master cylinder with front disc brakes. Sintered =
iorn ( honest to god Ceremetallic 60 year old lining!) rear shoes. </d=
iv><div>Additionally it's a rib case with 1275 slave cyl..</div><div>I have=
had & still have a great pedal pressure with no surprises and am using=
DOT 6 Silicone fluid. </div><div>All that useless rambling , th=
e car has pretty darn good btakes and clutch actuation. Yes it'=
s not a 5 speed with a Datsun clutch. </div><div>But! Wher=
e I AM going is this. About 10 years ago I completely reconstru=
cted a 1969 Elden PH10 Formula Ford from a bare frame up. The 2 brake=
master cylinders & clutch master cylinder had to be replaced. Th=
ere was a serious pedal feel to brake response and another odd ball " the c=
lutch always felt funny" stated by its owner. The car was started ( d=
isassembly) years before I inherited the project. Parts were lost and=
hydraulics corroded , that said I had to replace missing master cylinders.=
I am not very good at the math in determining the volume of a cylind=
er relative to the volume being moved in another cylinder to increase or de=
crease pedal pressure and also determine pedal travel ( which kinda has a l=
ot of where the push rod attached to the pedal relative to the pedal pivot =
point). </div><div>There is / are a lot of available tables to =
do the " how big moves how much" calculations. Yes and pedal free pla=
y at master cylinder piston at rest also effects the efficiency of the oper=
ation.</div><div>One last " this might help" thing! As far as r=
ear drum brakes go , fully apply the emergency brake when bleeding the brak=
es. Ot does not replace fully adjusting the shoes! It simply re=
moves the possibility that it's a poor rear show adjustment question. =
</div><div>So? Ummm...next?</div><div>Chuck</div><div><br></div=
><div><br></div><div><br></div></div></body></html>
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