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Love the add
"Buy wiht confidence"
Sent from my iPhone
> On Jul 22, 2015, at 17:05, Brad Eells <tr4abrad@gmail.com> wrote:
>=20
> Are these the Ebay rods that have been discussed?
>=20
> http://www.ebay.com/itm/Connecting-Rods-for-Triumph-TR3-TR4-Forged-Conrods=
-Con-Rod-158-75mm-ARP-Bolts-/131562025540?hash=3Ditem1ea1b53244&vxp=3Dmtr
>=20
> Any thoughts? The price is certainly attractive...
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>=20
> Brad
>=20
>> On Tue, Jul 21, 2015 at 12:24 PM, MadMarx <tr4racing@googlemail.com> wrot=
e:
>> Hi Guys,
>>=20
>> =20
>>=20
>> After my engine blow at the last race and a rod in two pieces I investiga=
ted about rod design.
>>=20
>> =20
>>=20
>> In US forums I found an interesting opinion:
>>=20
>> =20
>>=20
>> H-beam rods are for low rev high torque engine (turbo, compressor)
>>=20
>> I-beam are for medium torque engines with high revs
>>=20
>> =20
>>=20
>> As engineer I agree with this statement. On high revs the rod shaft gets b=
ended back and forth by the inertia caused by the rotation.
>>=20
>> I could imagine that the sharp sides of the H-beam rod will create a crac=
k after a while because the stiffness for bending along the rotation axis sm=
aller than with an I-beam rod.
>>=20
>> That means to me that the fatigue resistance is smaller on an H-beam rod a=
t high revs.
>>=20
>> With high revs on a long stroke engine I mean 6000+.
>>=20
>> =20
>>=20
>> The manufacturer of the broken H-beam rod was Scat.
>>=20
>> =20
>>=20
>> I think next time I order an I-beam rod from Scat.
>>=20
>> =20
>>=20
>> What do you think?
>>=20
>> =20
>>=20
>> Cheers
>>=20
>> Chris
>>=20
>>=20
>> _______________________________________________
>> fot@autox.team.net
>>=20
>> http://www.fot-racing.com
>>=20
>> Donate: http://www.team.net/donate.html
>> Archive: http://www.team.net/archive
>> Forums: http://www.team.net/forums
>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/tr4abrad@gm=
ail.com
>=20
>=20
>=20
> --=20
> Brad Eells
> Friends of Triumph
> http://www.fot-racing.com/
>=20
>=20
>=20
> _______________________________________________
> fot@autox.team.net
>=20
> http://www.fot-racing.com
>=20
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/hpspitfire@g=
mail.com
>=20
>=20
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<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto"><div>Love the add</div><div><br></div><div>=
"Buy wiht confidence"<br><br>Sent from my iPhone</div><div><br>On Jul 22, 20=
15, at 17:05, Brad Eells <<a href=3D"mailto:tr4abrad@gmail.com";>tr4abrad@=
gmail.com</a>> wrote:<br><br></div><blockquote type=3D"cite"><div><div di=
r=3D"ltr">Are these the Ebay rods that have been discussed?<div><br></div><d=
iv><a href=3D"http://www.ebay.com/itm/Connecting-Rods-for-Triumph-TR3-TR4-Fo=
rged-Conrods-Con-Rod-158-75mm-ARP-Bolts-/131562025540?hash=3Ditem1ea1b53244&=
amp;vxp=3Dmtr">http://www.ebay.com/itm/Connecting-Rods-for-Triumph-TR3-TR4-Fo=
rged-Conrods-Con-Rod-158-75mm-ARP-Bolts-/131562025540?hash=3Ditem1ea1b53244&=
amp;vxp=3Dmtr</a><br></div><div><br></div><div>Any thoughts? The price is ce=
rtainly attractive...</div><div><br></div><div><br></div><div>Brad</div></di=
v><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Tue, Jul 21, 2=
015 at 12:24 PM, MadMarx <span dir=3D"ltr"><<a href=3D"mailto:tr4racing@g=
ooglemail.com" target=3D"_blank">tr4racing@googlemail.com</a>></span> wro=
te:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-l=
eft:1px #ccc solid;padding-left:1ex"><div lang=3D"DE" link=3D"blue" vlink=3D=
"purple"><div><div><p class=3D"MsoNormal"><span style=3D"font-size:10.0pt;fo=
nt-family:"Verdana","sans-serif";color:#1f497d">Hi Guys,=
<u></u><u></u></span></p><p class=3D"MsoNormal"><span style=3D"font-size:10.=
0pt;font-family:"Verdana","sans-serif";color:#1f497d"><u=
></u> <u></u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" sty=
le=3D"font-size:10.0pt;font-family:"Verdana","sans-serif"=
;;color:#1f497d">After my engine blow at the last race and a rod in two piec=
es I investigated about rod design.<u></u><u></u></span></p><p class=3D"MsoN=
ormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:"Verd=
ana","sans-serif";color:#1f497d"><u></u> <u></u></span><=
/p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;fon=
t-family:"Verdana","sans-serif";color:#1f497d">In US for=
ums I found an interesting opinion:<u></u><u></u></span></p><p class=3D"MsoN=
ormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:"Verd=
ana","sans-serif";color:#1f497d"><u></u> <u></u></span><=
/p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;fon=
t-family:"Verdana","sans-serif";color:#1f497d">H-beam ro=
ds are for low rev high torque engine (turbo, compressor)<u></u><u></u></spa=
n></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;=
font-family:"Verdana","sans-serif";color:#1f497d">I-beam=
are for medium torque engines with high revs<u></u><u></u></span></p><p cla=
ss=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:=
"Verdana","sans-serif";color:#1f497d"><u></u> <u></=
u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:=
10.0pt;font-family:"Verdana","sans-serif";color:#1f497d"=
>As engineer I agree with this statement. On high revs the rod shaft gets be=
nded back and forth by the inertia caused by the rotation.<u></u><u></u></sp=
an></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt=
;font-family:"Verdana","sans-serif";color:#1f497d">I cou=
ld imagine that the sharp sides of the H-beam rod will create a crack after a=
while because the stiffness for bending along the rotation axis smaller tha=
n with an I-beam rod.<u></u><u></u></span></p><p class=3D"MsoNormal"><span l=
ang=3D"EN-US" style=3D"font-size:10.0pt;font-family:"Verdana",&quo=
t;sans-serif";color:#1f497d">That means to me that the fatigue resistan=
ce is smaller on an H-beam rod at high revs.<u></u><u></u></span></p><p clas=
s=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:&=
quot;Verdana","sans-serif";color:#1f497d">With high revs on a=
long stroke engine I mean 6000+.<u></u><u></u></span></p><p class=3D"MsoNor=
mal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:"Verdan=
a","sans-serif";color:#1f497d"><u></u> <u></u></span></p=
><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:"Verdana","sans-serif";color:#1f497d">The manufac=
turer of the broken H-beam rod was Scat.<u></u><u></u></span></p><p class=3D=
"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:"=
;Verdana","sans-serif";color:#1f497d"><u></u> <u></u></s=
pan></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0p=
t;font-family:"Verdana","sans-serif";color:#1f497d">I th=
ink next time I order an I-beam rod from Scat.<u></u><u></u></span></p><p cl=
ass=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family=
:"Verdana","sans-serif";color:#1f497d"><u></u> <u><=
/u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size=
:10.0pt;font-family:"Verdana","sans-serif";color:#1f497d=
">What do you think?<u></u><u></u></span></p><p class=3D"MsoNormal"><span la=
ng=3D"EN-US" style=3D"font-size:10.0pt;font-family:"Verdana","=
;sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class=3D"=
MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:"=
Verdana","sans-serif";color:#1f497d">Cheers<u></u><u></u></sp=
an></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt=
;font-family:"Verdana","sans-serif";color:#1f497d">Chris=
<u></u><u></u></span></p></div></div></div><br>_____________________________=
__________________<br>
<a href=3D"mailto:fot@autox.team.net";>fot@autox.team.net</a><br>
<br>
<a href=3D"http://www.fot-racing.com"; rel=3D"noreferrer" target=3D"_blank">h=
ttp://www.fot-racing.com</a><br>
<br>
t=3D"_blank">http://www.team.net/donate.html</a><br>
Archive: <a href=3D"http://www.team.net/archive"; rel=3D"noreferrer" target=3D=
"_blank">http://www.team.net/archive</a><br>
Forums: <a href=3D"http://www.team.net/forums"; rel=3D"noreferrer" target=3D"=
_blank">http://www.team.net/forums</a><br>
abrad@gmail.com" rel=3D"noreferrer" target=3D"_blank">http://autox.team.net/=
mailman/options/fot/tr4abrad@gmail.com</a><br>
<br>
<br>
<br></blockquote></div><br><br clear=3D"all"><div><br></div>-- <br><div clas=
s=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><b>Brad Eells</b></di=
v><div><b>Friends of Triumph</b></div><div><b><a href=3D"http://www.fot-raci=
ng.com/" target=3D"_blank">http://www.fot-racing.com/</a><br></b></div><div>=
<b><br></b></div><div><img src=3D"https://docs.google.com/uc?id=3D0B9vVTDWaFC=
qFYVNfS2ZBaHdmXzg&export=3Ddownload" width=3D"96" height=3D"71"><br></di=
v><div><br></div></div></div></div></div></div></div></div></div></div></div=
>
</div>
</div></blockquote><blockquote type=3D"cite"><div><span>____________________=
___________________________</span><br><span><a href=3D"mailto:fot@autox.team=
.net">fot@autox.team.net</a></span><br><span></span><br><span><a href=3D"htt=
p://www.fot-racing.com">http://www.fot-racing.com</a></span><br><span></span=
><br><span>Donate: <a href=3D"http://www.team.net/donate.html";>http://www.te=
am.net/donate.html</a></span><br><span>Archive: <a href=3D"http://www.team.n=
et/archive">http://www.team.net/archive</a></span><br><span>Forums: <a href=3D=
"http://www.team.net/forums";>http://www.team.net/forums</a></span><br><span>=
pitfire@gmail.com">http://autox.team.net/mailman/options/fot/hpspitfire@gmai=
l.com</a></span><br><span></span><br><span></span><br></div></blockquote></b=
ody></html>=
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_______________________________________________
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http://www.fot-racing.com
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