I continue to use the Texaco Havoline green stuff. I have never had a leak problem with it. It says on the back of the jug it is made for moden aluminum engines. I see no reason to change. Most of todays engines are made of aluminum or at least have aluminum heads. John Rodgers karl wrote: > OH jeesh, here we go again!! I beg to differ, is the inferior 'green' > propylene glycol gonna kill ALL the cars on the road? (And it IS > phosphate-free!) I believe like 90% of the cars out there have aluminum > heads on cast blocks..........I've NEVER seen corrosion caused by the green > in ANY car I've serviced! YMMV. > > Doktor Karl Müllendorf > > ----- Original Message ----- > From: T.P. Stephens <doktortim@ROCKISLAND.COM> > To: <vanagon@GERRY.VANAGON.COM> > Sent: Tuesday, November 16, 1999 9:35 PM > Subject: DM: Re: VW coolant > > > At 06:44 PM 11/16/1999 EST, you wrote: > > >In a message dated 11/16/99 11:14:20 AM Eastern Standard Time, > > >WoodyHalsey@COMPUSERVE.COM writes: > > > > > ><< 1) What color is VW phosphate-free coolant? > > > > > > 2) Is it possible and smart to try to save the precious stuff, if you > need > > > to drain your system to replace a pipe? > > > >> > > > > > >you can buy phosphate free coolant nearly anywhere these days. Kmart > sells > > >that Sierra stuff that is pretty good. its orange. stock VW $tuff is > blue. > > >chris > > > > > > > The spec is non-phosphate ethylene glycol. Look on the back of the > > container for contents. > > If it says propolene glycol, that's not it. If it says any type of > > phosphate, that's not it either. > > > > The higher spec. anti-freeses recently available meet the new GM specs. > > These are the orange dyed fluids. They are non-phos e-glycol with a bit > > different addative package, silicates and such. It took US manufacturers > > some 40 years to begin using the same higher spec. the Germans were > > requiring since they first put an aluminum head on a cast iron block in > the > > 50's. One way to tell is the spec. fluid is always two to three times the > > cost of the loss leader green stuff. Basf Corp. Germany makes the same > > fluid in either yellow or blue for Mercedes, VW/Audi/Porsche (Autobahn), > > Jaguar, Saab, Volvo, ect. > > > > It is only available at the various dealers. The factory European manuals > > state either fluid from the dealer or "non-phosphate ethylene glycol". The > > new US specs. meet this latter criteria. > > > > Keep in mind, if it is green, it's wrong. If it is yellow or blue, it > > genuine dealer. If it is orange, it is the new GM spec. > > > > Phosphate carries ions. That's why it's verboten in a mixed metals DM > > maschine. > > > > > > > > Doktor Tim > > Maintenance Repair and Restoration of European Vehicles > > San Juan Island, WA |
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