Hey! Scott and I take exception to your comment about Barr's leak! I getting
close to 70 and may leak a little but not Scott. In Wisconsin your mixture
better be 50-50 because we see well below 00.
On Aug 15, 2010, at 4:21 PM, Randall wrote:
>> Oil in the radiator WITHOUT oil in the water?
>
> FWIW, I've got a similar symptom : oily residue on the cap but coolant
looks
> clean. I believe it's actually the remains of some Barr's Leak (or
similar)
> that I put in in a vain attempt to stop the headgasket leak. In spite of
> both professional and amateur flushing, I still get oily brown gunk on the
> cap.
>
>> Had interesting overheating issue - runs fine 180-190 but
>> when I turn it
>> off, the water boils in the motor/radiator.
>
> That can be a symptom of crud (including old stop leak) built up in the
> bottom/back of the block.
>
>> 50:50 prestone...
>
> Too much, IMO. 70:30 will provide better heat transfer and still protect
> against corrosion (and freeze damage down to 0F or so).
>
>> 4 lb cap.
>> Water goes into overflow bottle but does not appear to be pulled back
>> into the radiator when the engine cools.
>
> I had exactly the same problem. The special 4 lb caps don't seem to hold
> vacuum properly, meaning that air gets sucked in through the center of the
> cap, instead of drawing water uphill back from the bottle. Could also be
> sucking air through the water pump seal.
>
> My solution was to have my radiator shop install a standard 3/4" fill neck,
> so I could use a modern radiator cap. I haven't actually installed a
> recovery bottle yet, but I'm confident it will work when/if I do.
>
> Randall
> _______________________________________________
> fot@autox.team.net
>
> http://www.fot-racing.com
>
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
> Unsubscribe:
http://autox.team.net/mailman/options/fot/jerrybarr@charter.net
_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Donate: http://www.team.net/donate.html
Archive: http://www.team.net/archive
Forums: http://www.team.net/forums
|