Re: [WPTA] MGB Tune advise / opinion

[Larry Ross via Wpta <wpta@autox.team.net>]

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Could be a distributor issue...

I had the same issue on my TR8...

Larry Ross

On Sat, May 24, 2025, 6:12=E2=80=AFPM Jim Thornton via Wpta <wpta@autox.tea=
m.net>
wrote:

> Hi all.  Looking for opinion on my MGB set up.  I am getting some
> backfiring when decelerating and tweaking things to get it to run better.
>
>
> DCOE side draft carb
>
> Timing is 20 BTDC at 1000 rpm
>
>
> main jet 155
>
> air corrector 170
>
> Idle jet 55F9
>
> Air/Fuel turned back to 3 turns out.
>
>
> Jim Thornton
> 25 Sheila Court
> Pittsburgh, PA 15227
>
> (C):  412-680-0939
>
> _______________________________________________
> wpta@autox.team.net
>
> -------------------------------------
>
> http://www.wptriumph.org
>
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>

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<div dir=3D"auto"><div dir=3D"auto"><br></div><div dir=3D"auto">Could be a =
distributor issue...</div><div dir=3D"auto"><br></div><div dir=3D"auto">I h=
ad the same issue on my TR8...</div><div dir=3D"auto"><br></div><div dir=3D=
"auto">Larry Ross</div></div><br><div class=3D"gmail_quote gmail_quote_cont=
ainer"><div dir=3D"ltr" class=3D"gmail_attr">On Sat, May 24, 2025, 6:12=E2=
=80=AFPM Jim Thornton via Wpta &lt;<a href=3D"mailto:wpta@autox.team.net";>w=
pta@autox.team.net</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote=
" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><=
div dir=3D"auto"><div><p style=3D"margin:0px;font-style:normal;font-variant=
-caps:normal;line-height:normal;font-family:system-ui;font-size-adjust:none=
;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:no=
rmal;font-variant-numeric:normal;font-variant-east-asian:normal;font-featur=
e-settings:normal">Hi all.=C2=A0 Looking for opinion on my MGB set up.=C2=
=A0 I am getting some backfiring when decelerating and tweaking things to g=
et it to run better. =C2=A0</p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-=
height:27.4px"><br></p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal">DCO=
E side draft carb</p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Tim=
ing is 20 BTDC at 1000 rpm</p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-=
height:27.4px"><br></p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal">mai=
n jet 155</p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal">air=
 corrector 170</p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Idl=
e jet 55F9</p>
<p style=3D"margin:0px;font-style:normal;font-variant-caps:normal;line-heig=
ht:normal;font-family:system-ui;font-size-adjust:none;font-kerning:auto;fon=
t-variant-alternates:normal;font-variant-ligatures:normal;font-variant-nume=
ric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Air=
/Fuel turned back to 3 turns out.</p></div><div><br></div><br id=3D"m_24328=
84776870730897lineBreakAtBeginningOfSignature"><div dir=3D"ltr"><div><div><=
span style=3D"background-color:rgba(255,255,255,0)">Jim Thornton</span></di=
v><div><a style=3D"background-color:rgba(255,255,255,0)" rel=3D"noreferrer"=
><font color=3D"#000000">25 Sheila Court</font></a></div><div><a style=3D"b=
ackground-color:rgba(255,255,255,0)" rel=3D"noreferrer"><font color=3D"#000=
000">Pittsburgh, PA 15227</font></a></div></div><div><span style=3D"backgro=
und-color:rgba(255,255,255,0)">=C2=A0</span></div><div><span style=3D"backg=
round-color:rgba(255,255,255,0)">(C):=C2=A0=C2=A0<a href=3D"tel:412-680-093=
9" target=3D"_blank" rel=3D"noreferrer">412-680-0939</a></span></div><div><=
span style=3D"background-color:rgba(255,255,255,0)">=C2=A0</span></div></di=
v></div>_______________________________________________<br>
<a href=3D"mailto:wpta@autox.team.net"; target=3D"_blank" rel=3D"noreferrer"=
>wpta@autox.team.net</a><br>
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</blockquote></div>

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