SV superbike leaking/using coolant
afm199 at earthlink.net
Sun Sep 21 08:23:46 PDT 2008
Looks like a head gasket leak trickling down the cylinder. I just
fixed one that looked like that. From the corrosion looks like it has
been going on for awhile.
On Sep 21, 2008, at 8:18 AM, Morgan Jones wrote:
> Hello everyone,
> My '99 SV track bike has developed what I think is a coolant leak.. It
> was down probably a cup of coolant after my last track day. I filled
> it and took it to the track again yesterday. After a full day of
> riding it is down about 6 inches. It still cools fine but of course
> that's sort of a lot of coolant for a track day..
> Well in the middle of the day I pulled off the bodywork and this is
> what I found:
> It's definitely coolant--it's just a touch damp and smells like water
> wetter. There is evidence that there was fluid in the belly pan but
> very little (like 1/2 cup). The pan is totally dry.
> I cleaned it up and ran the bike until the fan kicked on and couldn't
> see evidence of leaking. I took the bike back on the track and it
> used more coolant.
> A little background: I bought the bike with a popped freeze plug which
> lead to a blown head gasket. That was 2 years and 12-20 track days
> This is a worked bike: 680cc, carillo rods, valve work, race cams,
> flat slides. The work was all done many owners ago and as far as I
> can tell it was done well.. it has run like a Swiss watch in the 3
> years and probably 25 track days I've owned it. It's 90hp at the
> wheel depending on whose dyno you ask. It is clearly faster than
> other SVs on the track.
> Any ideas? I want desperately for someone to tell me that's dripping
> from somewhere and I just need to look harder.. That's not what it
> looks like to me. Could this be a leak from the water jacket at the
> base gasket? Does that ever happen?
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