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That's interesting.=C2=A0 Mike works fine at any speed.=C2=A0 I connected =
the cable to the long linkage that runs behind the carbs to the crank arm.=
=C2=A0 Plenty of throttle action.=C2=A0 I used this same unit on my TR8 unt=
il I wrecked it.
=20
Dave=20
=20
=20
-----Original Message-----
From: Brian Kemp <bk13@earthlink.net>
To: Roger Elliott <elliottr@rmi.net>; triumphs <triumphs@autox.team.net>
Sent: Wed, Jan 30, 2019 10:57 pm
Subject: Re: [TR] TR 250 (TR4) Cruise control
I put an Audiovox cruise control that looks like the one at the link you=20
provided in my TR6 and it only works up to about 45 mph.=C2=A0 The problem =
is=20
that the unit is too weak to directly pull the throttle linkage.=C2=A0 I ma=
de=20
a lever for it, but the cable linkage doesn't have the range to open the=20
throttle enough.=C2=A0 A possible option is to put a much weaker throttle=
=20
return spring in place of the stock one, but I don't consider that safe.
Electrically connecting the Audiovox unit was very easy.=C2=A0 If I recall=
=20
correctly, it just had power, a connection to the brake pedal, and a=20
connection to the coil to monitor the RPM.=C2=A0 For the power and brake=20
pedal, I think I just a double bullet connectors for a quad bullet=20
connectors in the dash/pedal area.=C2=A0 For the coil tach connection, I us=
ed=20
a piggy back spade connector.=C2=A0 I put the controller in an existing hol=
e=20
in the dash support under the radio. It is all removable without=20
damage.=C2=A0 If I remember right, pressing the clutch causes the RPM to=20
change, disengaging the unit.
If anyone made this unit work, please reply to the list as I'm=20
interested.=C2=A0 I'm more after speed control to avoid going too fast than=
=20
efficiency.
Brian
On 1/30/2019 12:28 PM, Roger Elliott wrote:
> Hi,
> We are planning some long excursions this year in the TR 250, so I=20
> would like to install a cruise control in the TR 250.
>
> There have been two basic options mentioned in various posts.
> 1) The Rostra unit which is more expensive and seems to require have=20
> more installation requirements (for example a sensor on the drive=20
> shaft to register speed.)=20
> http://www.rostra.com/universal-aftermarket-cruise-control-by-rostra.php
> 2) The recreation of the Audiovox cruise control, which requires a=20
> vacuum canister. Quite a bit cheaper than the Rostra.=20
> https://www.murphskits.com/product_info.php?cPath=3D25&products_id=3D422&=
osCsid=3DPYoe2OY2I0duN1IkGnMJ1=20
>
>
> I have seen articles for installing both, but on carbs with a cable=20
> linkage but none with the throttle linkage like the early TRs.
>
> Has anyone installed on or the other on a TR250, TR4, etc that has the=20
> rods, levers, bell crank arrangement? If so, how did you make the=20
> connection?
>
> Thanks,
> Roger Elliott
>
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<font color=3D'black' size=3D'3' face=3D'Arial, Helvetica, sans-serif'>
<div> <font size=3D"3">That's interesting. Mike works fine at any spe=
ed. I connected the cable to the long linkage that runs behind the ca=
rbs to the crank arm. Plenty of throttle action. I used this sa=
me unit on my TR8 until I wrecked it.</font><br>
</div>
<div> <br>
</div>
<div style=3D"clear:both"><font size=3D"4">Dave </font><br>
<br>
</div>
<div> <br>
</div>
<div> <br>
</div>
<div style=3D"font-family:arial,helvetica;font-size:10pt;color:black">-----=
Original Message-----<br>
From: Brian Kemp <bk13@earthlink.net><br>
To: Roger Elliott <elliottr@rmi.net>; triumphs <triumphs@autox.tea=
m.net><br>
Sent: Wed, Jan 30, 2019 10:57 pm<br>
Subject: Re: [TR] TR 250 (TR4) Cruise control<br>
<br>
<div dir=3D"ltr">I put an Audiovox cruise control that looks like the one a=
t the link you <br clear=3D"none">provided in my TR6 and it only works up t=
o about 45 mph. The problem is <br clear=3D"none">that the unit is to=
o weak to directly pull the throttle linkage. I made <br clear=3D"non=
e">a lever for it, but the cable linkage doesn't have the range to open the=
<br clear=3D"none">throttle enough. A possible option is to put a mu=
ch weaker throttle <br clear=3D"none">return spring in place of the stock o=
ne, but I don't consider that safe.<br clear=3D"none"><br clear=3D"none">El=
ectrically connecting the Audiovox unit was very easy. If I recall <b=
r clear=3D"none">correctly, it just had power, a connection to the brake pe=
dal, and a <br clear=3D"none">connection to the coil to monitor the RPM.&nb=
sp; For the power and brake <br clear=3D"none">pedal, I think I just a doub=
le bullet connectors for a quad bullet <br clear=3D"none">connectors in the=
dash/pedal area. For the coil tach connection, I used <br clear=3D"n=
one">a piggy back spade connector. I put the controller in an existin=
g hole <br clear=3D"none">in the dash support under the radio. It is all re=
movable without <br clear=3D"none">damage. If I remember right, press=
ing the clutch causes the RPM to <br clear=3D"none">change, disengaging the=
unit.<br clear=3D"none"><br clear=3D"none">If anyone made this unit work, =
please reply to the list as I'm <br clear=3D"none">interested. I'm mo=
re after speed control to avoid going too fast than <br clear=3D"none">effi=
ciency.<br clear=3D"none"><br clear=3D"none">Brian<br clear=3D"none"><br cl=
ear=3D"none"><br clear=3D"none">On 1/30/2019 12:28 PM, Roger Elliott wrote:=
<br clear=3D"none">> Hi,<br clear=3D"none">> We are planning some lon=
g excursions this year in the TR 250, so I <br clear=3D"none">> would li=
ke to install a cruise control in the TR 250.<br clear=3D"none">><br cle=
ar=3D"none">> There have been two basic options mentioned in various pos=
ts.<br clear=3D"none">> 1) The Rostra unit which is more expensive and s=
eems to require have <br clear=3D"none">> more installation requirements=
(for example a sensor on the drive <br clear=3D"none">> shaft to regist=
er speed.) <br clear=3D"none">> <a shape=3D"rect" target=3D"_blank" rel=
=3D"noopener noreferrer" removedlink__477e44e2-34a8-4b2e-9ecf-1245d044dc20_=
_href=3D"http://www.rostra.com/universal-aftermarket-cruise-control-by-rost=
ra.php">http://www.rostra.com/universal-aftermarket-cruise-control-by-rostr=
a.php</a><br clear=3D"none">> 2) The recreation of the Audiovox cruise c=
ontrol, which requires a <br clear=3D"none">> vacuum canister. Quite a b=
it cheaper than the Rostra. <br clear=3D"none">> <a shape=3D"rect" targe=
t=3D"_blank" rel=3D"noopener noreferrer" removedlink__477e44e2-34a8-4b2e-9e=
cf-1245d044dc20__href=3D"https://www.murphskits.com/product_info.php?cPath=
=3D25&products_id=3D422&osCsid=3DPYoe2OY2I0duN1IkGnMJ1">https://www=
.murphskits.com/product_info.php?cPath=3D25&products_id=3D422&osCsi=
d=3DPYoe2OY2I0duN1IkGnMJ1 </a><br clear=3D"none">><br clear=3D"none">>=
;<br clear=3D"none">> I have seen articles for installing both, but on c=
arbs with a cable <br clear=3D"none">> linkage but none with the throttl=
e linkage like the early TRs.<br clear=3D"none">><br clear=3D"none">>=
Has anyone installed on or the other on a TR250, TR4, etc that has the <br=
clear=3D"none">> rods, levers, bell crank arrangement? If so, how did y=
ou make the <br clear=3D"none">> connection?<br clear=3D"none">><br c=
lear=3D"none">> Thanks,<br clear=3D"none">> Roger Elliott<br clear=3D=
"none">><br clear=3D"none"><br>
</div>
</div>
</font>
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