fot
[Top] [All Lists]

Re: [Fot] Performance cam for a street TR4

To: Bill Babcock <ponobill@gmail.com>
Subject: Re: [Fot] Performance cam for a street TR4
From: Chuck Gee via Fot <fot@autox.team.net>
Date: Thu, 20 Mar 2025 09:21:28 -0400
Cc: fot@autox.team.net
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <E1B293CD-E72A-4716-99B2-F65D6FEB4052@gmail.com>
--===============4417675200582917396==
Content-Transfer-Encoding: 7bit


--Apple-Mail-1F841B12-8CD2-4C38-B6A2-CC9326EA8B2E
        charset=utf-8
Content-Transfer-Encoding: quoted-printable

<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto">My tach currently shows higher than actual r=
evs so I think I rev over 4500 now!<div><br></div><div>Love the pillow analo=
gy.</div><div><br id=3D"lineBreakAtBeginningOfSignature"><div dir=3D"ltr">Ch=
uck</div><div dir=3D"ltr"><br><blockquote type=3D"cite">On Mar 19, 2025, at 1=
1:02=E2=80=AFPM, Bill Babcock &lt;ponobill@gmail.com&gt; wrote:<br><br></blo=
ckquote></div><blockquote type=3D"cite"><div dir=3D"ltr">=EF=BB=BF<meta http=
-equiv=3D"Content-Type" content=3D"text/html; charset=3Dutf-8">TR3/4 motor f=
lows like a pillow is stuffed over the intake. One change leads to another. W=
ith an intake manifold that looks like it was cast using plumbing parts and v=
alves in the wrong places, there=E2=80=99s a limit to what a cam, bigger pis=
tons, and a little more compression can do. Increasing compression is a grea=
t idea, but then the rods and crank start needing frequent attention. Next t=
hing, you'll want to rev past 4500, you maniac.&nbsp;<div class=3D""><br cla=
ss=3D""><div><br class=3D""><blockquote type=3D"cite" class=3D""><div class=3D=
"">On Mar 19, 2025, at 4:24 PM, <a href=3D"mailto:chasgee22@gmail.com"; class=
=3D"">chasgee22@gmail.com</a> wrote:</div><br class=3D"Apple-interchange-new=
line"><div class=3D""><meta http-equiv=3D"content-type" content=3D"text/html=
; charset=3Dutf-8" class=3D""><div dir=3D"auto" class=3D"">Thanks Bill. &nbs=
p;I plan on using 87mm pistons already so maybe I=E2=80=99ll just shave the h=
ead a little to get more compression too.<div class=3D""><br id=3D"lineBreak=
AtBeginningOfSignature" class=3D""><div dir=3D"ltr" class=3D"">Chuck</div><d=
iv dir=3D"ltr" class=3D""><br class=3D""><blockquote type=3D"cite" class=3D"=
">On Mar 19, 2025, at 10:11=E2=80=AFPM, Ponostyle &lt;<a href=3D"mailto:pono=
bill@gmail.com" class=3D"">ponobill@gmail.com</a>&gt; wrote:<br class=3D""><=
br class=3D""></blockquote></div><blockquote type=3D"cite" class=3D""><div d=
ir=3D"ltr" class=3D"">=EF=BB=BF<meta http-equiv=3D"Content-Type" content=3D"=
text/html; charset=3Dutf-8" class=3D"">Hi Chuck,<div class=3D"">&nbsp;I'm su=
re you=E2=80=99ll get plenty of recommendations, but honestly, if all you=E2=
=80=99re going to do is a stock rebuild, then a different cam won=E2=80=99t d=
o much other than screw with your powerband. If you=E2=80=99re not going to c=
hange anything else, the only worthwhile change is displacement, and even th=
at is of limited benefit. &nbsp; &nbsp;<br class=3D""><div class=3D"">
<div class=3D""><b class=3D"">Bill Babcock</b><br class=3D""><i class=3D"">B=
each Bum</i><br class=3D""><a href=3D"mailto:bill@ponostyle.com"; class=3D"">=
bill@ponostyle.com</a><br class=3D""><a href=3D"https://www.Ponostyle.com"; c=
lass=3D"">https://www.Ponostyle.com</a><br class=3D""></div>

</div>
<div class=3D""><br class=3D""><blockquote type=3D"cite" class=3D""><div cla=
ss=3D"">On Mar 19, 2025, at 2:25 PM, Chuck Gee via Fot &lt;<a href=3D"mailto=
:fot@autox.team.net" class=3D"">fot@autox.team.net</a>&gt; wrote:</div><br c=
lass=3D"Apple-interchange-newline"><div class=3D""><div class=3D"">So it loo=
ks like I have to rebuild the motor on my street TR4. &nbsp;The current moto=
r is stock and could use a little more performance. &nbsp;Does anyone have a=
 better than stock cam they are willing to part with? &nbsp;Preferably somet=
hing I can use with stock valve springs, but that=E2=80=99s not a deal break=
er. &nbsp;<br class=3D""><br class=3D"">If you don=E2=80=99t have a cam for s=
ale, do you have a good recommendation?<br class=3D""><br class=3D"">Thanks,=
<br class=3D""><br class=3D"">Chuck<br class=3D"">__________________________=
_____________________<br class=3D""><a href=3D"mailto:fot@autox.team.net"; cl=
ass=3D"">fot@autox.team.net</a><br class=3D""><br class=3D""><a href=3D"http=
://www.fot-racing.com" class=3D"">http://www.fot-racing.com</a><br class=3D"=
"><br class=3D"">Donate: http://www.team.net/donate.html<br class=3D"">Archi=
ve: http://autox.team.net/archive http://www.team.net/pipermail/fot<br class=
=3D"">Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/bill@pon=
ostyle.com<br class=3D""><br class=3D""><br class=3D""></div></div></blockqu=
ote></div><br class=3D""></div></div></blockquote></div></div></div></blockq=
uote></div><br class=3D""></div></div></blockquote></div></body></html>=

--Apple-Mail-1F841B12-8CD2-4C38-B6A2-CC9326EA8B2E--

--===============4417675200582917396==
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

_______________________________________________
fot@autox.team.net

http://www.fot-racing.com

Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot



--===============4417675200582917396==--

<Prev in Thread] Current Thread [Next in Thread>