Have you checked ignition timing? Late ignition causes overheating
due to overheating exhaust valves. Had this problem when playing
with Haltech ignition module in my Rabbit.
Rami Lehto
gbowley:
>
>Anybody out there have and further suggestions for an overheating
>problem.
>'75 Spitfire 1500, with 35,000 original miles on it.
>
>Here's the list so far:
>1.) Had the radiator cleaned and inspected by a "professional" radiator
>shop, OK.
>2.) New thermostat, 160 degree F.
>3.) Flushed the entire cooling system using Prestone's heavy duty flush.
>
>4.) Added electric pusher fan, (for piece of mind.)
>5.) New radiator cap, 13PSI.
>6.) All radiator cooling shrouds are intact and in place.
>
>Although the car has never boiled-over, it typically runs at 1/2-3/4 on
>the temp. gauge.
>I was wondering if the water pump is worn? It's the only thing I have
>not taken out
>and inspected so far. Does the impeller wear-down?
>BTW, removing the thermostat and removing the front license plate have
>helped some.
>(please don't start that thread again about thermostats, schools out for
>the summer.)
>
>Any insight would be greatly appreciated!
>
>--
>Glenn E. Bowley, ABOC
>Mechanical Designer/
>CAD Systems Administrator
>
>Gerber Coburn Inc.
>55 Gerber Rd.
>South Windsor, CT 06074-3244
>gbowley@snet.net
>
>
>
>
Rami Lehto e-mail: rami.lehto@nkcables.fi General information:
phone: +358 10 5661 www.nkcables.fi
GSM: +358 405 617 954
fax: +358 9 298 2204
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