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That Isky 777 has a 110 degree lobe separation so that's not it. ( overlap)=
. Sooty plugs would=C2=A0lead me=C2=A0to ignition.=20
Plug wires arcing out, distributor cap/rotor mis-fire. Do you run an MSD ? =
Block & ignition ground solid & clean ?=20
jim g=20
----- Original Message -----
From: "Chuck Gee" <chasgee22@gmail.com>=20
To: "J.C. Hassall" <jhassall@gmail.com>=20
Cc: "'Friends of Triumph' Triumph" <fot@autox.team.net>=20
Sent: Sunday, August 23, 2015 7:09:09 PM=20
Subject: Re: [Fot] TR4 spitting thru Webers - haaaalp!=20
Plugs too hot?=20
On Aug 23, 2015 6:01 PM, "J.C. Hassall" < jhassall@gmail.com > wrote:=20
Tnx Tony.=C2=A0 I neglected to say that the Isky 777 was degrees bang-on.=
=C2=A0 My first thought was the cam but am sure it's ok.=20
It's only had the Webers and I don't have SUs to try.=C2=A0 I am running sh=
orty air horns (to fit inside the filters).=20
Valves are set right and no manifold leak detected by spraying carb cleaner=
around the manifold.=20
jim=20
Fat-thumbed from my iPhone=20
> On Aug 23, 2015, at 8:41 PM, Tony Drews < tony@tonydrews.com > wrote:=20
>=20
> I run slightly larger mains and smaller air correction - 36 chokes.=C2=A0=
I think you're in the range on mains.=20
>=20
> New engine?=C2=A0 Run OK with other carbs but not with the Webers?=C2=A0 =
Are you sure your cam is timed right (that's the first thing that came to m=
ind - mis-timed cam)?=C2=A0 Intake manifold properly seated?=C2=A0 Valve ad=
justment OK?=20
>=20
> There will be a certain amount of "standoff" where there's an atomized fu=
el cloud at the entrance to the carb and that's not abnormal.=20
>=20
> I run air horns to manage the air flow and try to keep that cloud of gas =
in the carb.=20
>=20
> Cheers, Tony Drews=20
>=20
> At 07:14 PM 8/23/2015, J.C. Hassall wrote:=20
>> My TR4 spits thru the 40DCOEs at idle and speed.=C3=82=C2=A0 Timing is s=
et to 32 degrees at 3K RPM, so idle is about 12 degrees.=C3=82=C2=A0 I thou=
ght that spitting thru the carbs meant too much advance, but I believe timi=
ng is ok.=20
>>=20
>> The AFR (sensor is in the 4-1 collector - bad idea) at idle jumps betwee=
n 13.8 and 15.3 (seems like an enormous swing!).=C3=82=C2=A0 Spitting doesn=
't seem to coincide with any specific AFR.=C3=82=C2=A0 The carbs have been =
synched, etc. =C3=82 34 chokes, 50F9 idle jets, mains are 120 with 200 air =
correctors.=C3=82=C2=A0 The mains seem awfully small.=C3=82=C2=A0 Even so, =
the AFR at speed is 12.8-13.5.=C3=82=C2=A0 Plugs are NGK BP6HS, which are s=
ooty; the ground lug burns clean about half way.=20
>>=20
>> What am I doing wrong???=C3=82=C2=A0 I'm at the end of my wit (you're ri=
ght Craig, it's a very short walk)=20
>>=20
>> tnx=20
>>=20
>> jim=20
>>=20
>> 63 TR4 in autox prep, 99.5% finished, 90% to go=20
>> _______________________________________________=20
>> fot@autox.team.net=20
>>=20
>> http://www.fot-racing.com=20
>>=20
>> Donate: http://www.team.net/donate.html=20
>> Archive: http://www.team.net/archive=20
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>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/tony@tonyd=
rews.com=20
>=20
>=20
_______________________________________________=20
fot@autox.team.net=20
http://www.fot-racing.com=20
Archive: http://www.team.net/archive=20
il.com=20
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http://www.fot-racing.com=20
Archive: http://www.team.net/archive=20
comcast.net=20
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<html><body><div style=3D"font-family: Arial; font-size: 12pt; color: #0000=
00"><DIV>That Isky 777 has a 110 degree lobe separation so that's not it. (=
overlap). Sooty plugs would lead me to ignition.<BR></DIV>
<DIV>Plug wires arcing out, distributor cap/rotor mis-fire. Do you run an M=
SD ? Block & ignition ground solid & clean ?</DIV>
<DIV>jim g</DIV>
<DIV><BR></DIV>
<HR id=3Dzwchr>
<DIV style=3D"FONT-SIZE: 12pt; TEXT-DECORATION: none; FONT-FAMILY: Helvetic=
a,Arial,sans-serif; FONT-WEIGHT: normal; COLOR: #000; FONT-STYLE: normal"><=
B>From: </B>"Chuck Gee" <chasgee22@gmail.com><BR><B>To: </B>"J.C. Has=
sall" <jhassall@gmail.com><BR><B>Cc: </B>"'Friends of Triumph' Triump=
h" <fot@autox.team.net><BR><B>Sent: </B>Sunday, August 23, 2015 7:09:=
09 PM<BR><B>Subject: </B>Re: [Fot] TR4 spitting thru Webers - haaaalp!<BR>
<DIV><BR></DIV>
<P dir=3Dltr>Plugs too hot?</P>
<DIV class=3Dgmail_quote>On Aug 23, 2015 6:01 PM, "J.C. Hassall" <<A hre=
f=3D"mailto:jhassall@gmail.com"; target=3D_blank>jhassall@gmail.com</A>> =
wrote:<BR>
<BLOCKQUOTE class=3Dgmail_quote style=3D"PADDING-LEFT: 1ex; MARGIN: 0px 0px=
0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Tnx Tony. I neglected to say=
that the Isky 777 was degrees bang-on. My first thought was the cam =
but am sure it's ok.<BR><BR>It's only had the Webers and I don't have SUs t=
o try. I am running shorty air horns (to fit inside the filters).<BR>=
<BR>Valves are set right and no manifold leak detected by spraying carb cle=
aner around the manifold.<BR><BR>jim<BR><BR>Fat-thumbed from my iPhone<BR><=
BR>> On Aug 23, 2015, at 8:41 PM, Tony Drews <<A href=3D"mailto:tony@=
tonydrews.com" target=3D_blank>tony@tonydrews.com</A>> wrote:<BR>><BR=
>> I run slightly larger mains and smaller air correction - 36 chokes.&n=
bsp; I think you're in the range on mains.<BR>><BR>> New engine? =
; Run OK with other carbs but not with the Webers? Are you sure your =
cam is timed right (that's the first thing that came to mind - mis-timed ca=
m)? Intake manifold properly seated? Valve adjustment OK?<BR>&g=
t;<BR>> There will be a certain amount of "standoff" where there's an at=
omized fuel cloud at the entrance to the carb and that's not abnormal.<BR>&=
gt;<BR>> I run air horns to manage the air flow and try to keep that clo=
ud of gas in the carb.<BR>><BR>> Cheers, Tony Drews<BR>><BR>> A=
t 07:14 PM 8/23/2015, J.C. Hassall wrote:<BR>>> My TR4 spits thru the=
40DCOEs at idle and speed.=C3=82 Timing is set to 32 degrees at 3K R=
PM, so idle is about 12 degrees.=C3=82 I thought that spitting thru t=
he carbs meant too much advance, but I believe timing is ok.<BR>>><BR=
>>> The AFR (sensor is in the 4-1 collector - bad idea) at idle jumps=
between 13.8 and 15.3 (seems like an enormous swing!).=C3=82 Spittin=
g doesn't seem to coincide with any specific AFR.=C3=82 The carbs hav=
e been synched, etc. =C3=82 34 chokes, 50F9 idle jets, mains are 120 with 2=
00 air correctors.=C3=82 The mains seem awfully small.=C3=82 Ev=
en so, the AFR at speed is 12.8-13.5.=C3=82 Plugs are NGK BP6HS, whic=
h are sooty; the ground lug burns clean about half way.<BR>>><BR>>=
> What am I doing wrong???=C3=82 I'm at the end of my wit (you're =
right Craig, it's a very short walk)<BR>>><BR>>> tnx<BR>>>=
;<BR>>> jim<BR>>><BR>>> 63 TR4 in autox prep, 99.5% finis=
hed, 90% to go<BR>>> _______________________________________________<=
BR>>> <A href=3D"mailto:fot@autox.team.net"; target=3D_blank>fot@autox=
.team.net</A><BR>>><BR>>> <A href=3D"http://www.fot-racing.com/=
" rel=3Dnoreferrer target=3D_blank>http://www.fot-racing.com</A><BR>>>=
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ailman/options/fot/tony@tonydrews.com" rel=3Dnoreferrer target=3D_blank>htt=
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