Coolant: Zerex G48 sub for Glycoshell? | Page 2 | FerrariChat

Coolant: Zerex G48 sub for Glycoshell?

Discussion in '360/430' started by LeftCoaster, Nov 6, 2016.

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  1. flash32

    flash32 F1 Veteran

    Aug 22, 2008
    6,661
    Central NJ
    Full Name:
    Dominick
    #26 flash32, Mar 26, 2021
    Last edited: Mar 26, 2021
    The direct replacement for the coolant in your f430 is g48 ..it has additives that work against cavitation

    Use what the 599 manual says or go with g05 ..your choice

    I was an advocate for g05 but now G48 where it was called for

    Whatever your vin dictates but if you are unable to do a complete flush ..just go with g48

    G48 and go5 should be compatible especially of only a little is left

    G48 and G30 I don't believe are compatible so a complete flush with distilled water will be necessary


    Sent from my moto g(7) using Tapatalk
     
  2. flash32

    flash32 F1 Veteran

    Aug 22, 2008
    6,661
    Central NJ
    Full Name:
    Dominick
  3. steve moody

    steve moody Karting
    Silver Subscribed

    Apr 27, 2019
    92
    Cape Coral, Florida 33914
    Full Name:
    steve moody
    Dominick,

    Thanks! The article seems to be well researched and clearly indicates compatibility with G05 and G48. That makes me feel better about replacing the G48 with G05 in my F430 last year. Terry's point about the use of nitrites to prevent cylinder liner cavitation is still bothering me, however. As an engineer, I can clearly visualize the metal erosion caused by cavitation. The G48 seems to be nitrite free.

    The shop manual for the 599 (section A1.02) clearly says to use Glycoshell or G48 for my 2009 serial number. I visited the new Naples Ferrari store and they use blue stuff from a barrel. They did not seem to know about liner cavitation wear. I think I'll get G48 into both cars now and continue to fret over cavitation erosion until next year.

    Thanks again for your help!

    Steve
     
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  4. flash32

    flash32 F1 Veteran

    Aug 22, 2008
    6,661
    Central NJ
    Full Name:
    Dominick
    You are welcome

    I did a bit of research on G48 and it does provide protection against cavitation ..

    I don't have the material handy but i was also seeing major diesel manufacturer specifing it which leads me to believe it is good

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  5. tazandjan

    tazandjan Three Time F1 World Champ
    Lifetime Rossa Owner

    Jul 19, 2008
    39,007
    Clarksville, Tennessee
    Full Name:
    Terry H Phillips
    Nitrites are an older technology using inorganic acids as corrosion and anti-cavitation additives in the original formulation of G05. Those have been largely supplanted by newer organic acid technology (OAT) additives that can provide similar protection. Hybrid OATs (HOATs) are a cross between the two using both technologies to provide protection. The bad thing about the old nitrited inorganic acid technology like G05 was that the additives only lasted about two years and either needed to be changed or have the additives renewed as performed previously by the trucking industry. Nitrited HOATs extend the life of the additives and Zerex G05 was reformulated in 2020 to take advantage of that technology. Pros like Brian Crall will just tell you to use one of the new ELCs (extended life coolants) with OAT additives that will last up to five years, even if you change coolant more often.

    My Ferrari has used G05 for an least 13 years with changes every two years with absolutely no problems. When they reformulated G05 last year, I saw no reason to change to one of the ELCs and will continue to change coolant every two years. ELCs with OAT work fine for preventing cavitation erosion and there should be no hesitancy to use those in a wet liner Ferrari.
     
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