I’m using Yanmar premixed coolant which I get from my local marine store at a
reasonable price. I changed mine last week after three years and the old stuff
looked the same as the new. There are about 200 hours since the last change so
it was time.
Al Liles
SV Elendil
C 37/40+
Vancouver BC
I can honestly say that I have never intentionally changed the coolant in
any vehicle that i have owned including cars trucks and boat engines. Fresh
water cooling systems are closed systems so unless you get a leaky hose or
fitting that necessitates repair and replenishment the anticorrosion
Hello Glen,
Below is a post from the end of 2018. The first paragraph is what I finally
decided on, and with which I am ultimately the most comfortable. The remaining
paragraphs outline all the research I could find on the subject, which, in the
end, didn't really lead me to a definitive
Please bear with me, I have a lot of information but I will have to wait until
tomorrow.More to come, Bruce Whitmore Sent from my T-Mobile 4G LTE Device
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Thanks everyone for supporting this list with your contributions. Each and
every one is
>
> My Yanmar 3JH4E owner's manual specifies Havoline 7994 coolant or Texaco
> 7997 or 7998 coolant. I have scoured the internet an cannot find a
> replacement coolant. Does anyone have a solution?
> I queried a few weeks ago about losing coolant. I found a spring valve on
> a siphon loop going
