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coolant

110066

New member
When replacing the coolant fluid - the clymer manual I bought lists a mixture of 60% distilled and 40% BMW Anti Freeze

Is this antifreeze any different than a branded quality antifreeze that I can get at the autoparts store?

I assume not - but thought I'd check
 
brian thompson said:
When replacing the coolant fluid - the clymer manual I bought lists a mixture of 60% distilled and 40% BMW Anti Freeze

Is this antifreeze any different than a branded quality antifreeze that I can get at the autoparts store?

I assume not - but thought I'd check

Read your manual. I think BMW recommends "Nitrate and Silicate Free" coolant. Strangely enough, BMW coolant is Nitrate, but not Silicate, free. I used it in all my bikes for a long time with no ill effects. At least so far.
Last year I found some "Potosin" coolant which is both silicate and nitrate free and I've been using that since.
I'm no scientist, but I think coolant with nitrates is hard on the alloys, and silicates are hard on water pump seals. IIRC from the multitude of coolant threads I've read over the years, Prestone "LongLife" is Silicate free. (the orange stuff)
 
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