Matt
How's your ignition timing? If you get to much advance at higher RPM it
could cause it to heat up. I just went through this with a motorcycle.
Bill
mbarre@juno.com wrote:
> Calling on the wisdom of the list for thoughts on my 1980 Spit.
>
> It idles all day in the driveway at mid-scale on the temp guage, but on
> sustained highway driving (anything over 10 minutes) it will gradually
> creep over 3/4 and I believe would continue over to full hot if allowed.
> I have already tried with & without the thermostat with no apparent
> change, flushed the radiator, and tried water wetter.
>
> My thought: new radiator and possibly new waterpump...
>
> My radiator looks good, no leaks, new 13# cap, and I have already wired
> the fan to a switch when the fan thermostat gave out (I run the fan all
> the time, and yes it is drawing through the radiator). Shrouds &
> valences in place and intact. Fuel indication isn't doing anything
> funny so I don't think it is a voltage problem. What is the way to go
> on a radiator, just go to a local shop and have them recore, or is there
> a better source?
>
> TIA,
> Matt Barre
> 80 Spit, 71 TR-6, and WIP 1960 TR-3A
> (digester)
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> http://dl.www.juno.com/get/tagj.
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