Coolant: Zerex G48 sub for Glycoshell? | FerrariChat

Coolant: Zerex G48 sub for Glycoshell?

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

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  1. LeftCoaster

    LeftCoaster Rookie

    Oct 31, 2015
    10
    SoCal
    Lots of chatter in various posts regarding coolant and the lack of availability of factory spec'd Glycoshell for our 360s.

    I have not, however, found anything definitive posted as to what to use as a substitute here in U.S. After researching, seems the guidance is primarily to avoid silicates.

    Zerex G48 is an HOAT, low-silicate coolant that meets same standards as Glycoshell
    (ASTM D3306 and ASTM D4985 to name a couple). Spec sheets here:
    https://aldousvoice.files.wordpress.com/2014/03/glycoshell.pdf
    http://content.valvoline.com/pdf/zerex_g48.pdf

    Anyone have experience with G48 -- to confirm applicability -- or suggestion as to alternative? (by brand name please!)

    Thanks --
     
  2. ferralc

    ferralc Formula 3
    Owner

    Sep 2, 2010
    2,152
    San Diego CA
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    Fernando
    I was recommended to use Zerex g05 and that is what I use, I don't recall the exact explanation why g05 over g48 though


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  3. shad99

    shad99 Formula Junior

    Dec 12, 2013
    300
    Japatul Valley, CA
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    Andy
    I use G05 and change annually. G05 contains nitrites and the G48 doesn't, and I believe nitrites are recommended to prevent cavitation in the cylinder liners. Advanced fluid dynamics for me but why not use the most suitable stuff.

    Cheers, Andy
     
  4. fatbillybob

    fatbillybob Two Time F1 World Champ
    Consultant Owner

    Aug 10, 2002
    28,538
    socal
    Ferrari might be doing what bmw does. Europe water has lots of phosphate. So bmw coolant has no phosphate. Glycoshell and g48 also has no phosphates. G05 has antocavitation nitrate additive package for diesel motors. There are known v12 550 marranellos with cavitation liner damage and the prescription has been g05. One tech says this cavitation is common on ferraris and recommends g05 always.
     
  5. tazandjan

    tazandjan Three Time F1 World Champ
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    #5 tazandjan, Nov 6, 2016
    Last edited by a moderator: Sep 7, 2017
    FBB- Nitrites, not nitrates. First is used in food preservation, second is used in fertilizer and explosives.

    All cars with wet cylinder liners (Ferraris) should use a coolant with nitrites for exactly the reason stated above, liner cavitation erosion. That is G05. Mercedes and BMWs do not have wet liners, so G48 with no nitrites works well for them. Here is the spec for Valvoline Zerex G05 with specific mention of wet cylinder liners. Mentioned for diesels, but applies to gasoline engines with wet liners, too, which are pretty rare. G48 spec below.

    Do not feel like the Lone Stranger. This question gets asked about once a month.
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  6. Rifledriver

    Rifledriver Three Time F1 World Champ

    Apr 29, 2004
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    In the past few years there has been a great deal of work in the area of antifreezes primarily in the fleet and industrial area. G05 is a great product and readily available but for our purposes it is not a true long life coolant. If you want a true long life coolant for a high performance engine that can protect a combination of materials in the motor use Catapillar ELC or Shell Rotella Ultra ELC.
     
  7. tazandjan

    tazandjan Three Time F1 World Champ
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    #7 tazandjan, Nov 7, 2016
    Last edited by a moderator: Sep 7, 2017
    Brian- Affirmative, but if you change frequently, G05 works well, no? I note the Cat ELC is rated for 6 years or 600,000 miles, whichever came first. Would have been great if Ferrari had used it originally, since they never recommended a coolant change in their maintenance schedules. I note the Cat ELC does have nitrites.

    http://www.petersoncat.com/sites/all/sites/default/files/files/Cat%20Extended%20Life.pdf

    Amazon has the Shell Rotella ELC concentrate for sale for $30/gallon.

    The Cat ELC premix bought from Wagner is about $13/gallon.

    What do you actually use?
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  8. Rifledriver

    Rifledriver Three Time F1 World Champ

    Apr 29, 2004
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    Better buy it. My info is that it has been discontinued.

    I was using the Shell but they seem to have discontinued the 1 gallon concentrate size. 55 gallon now only comes in 50/50 and they charge a lot for water. It is marketed primarily to fleet operators and they seem to want 50/50 for convenience. I am looking into a Cat supplier.

    Modern diesels have been having a lot of problems with cylinder liners and the companies have really been working on solutions.

    As far as Ferrari goes, hate to break it to people but their only motivator is price point. If O Riellys ahd offered them Shamrock brand recycled coolant for less they would have used it.
     
  9. tazandjan

    tazandjan Three Time F1 World Champ
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    #9 tazandjan, Nov 7, 2016
    Last edited by a moderator: Sep 7, 2017
    Brian- I note that the Shell Rotella Ultra ELC does not have nitrites, but the one you recommended, plain old Shell Rotella ELC does. The Cat(epillar) ELC also has nitrites.

    Here is the Shell Rotella ELC concentrate. They claim to have it in stock.

    https://www.amazon.com/Rotella-9404106021-Concentrate-Antifreeze-coolant/dp/B00OZIXZ50/ref=sr_1_1?ie=UTF8&qid=1478503821&sr=8-1&keywords=shell+rotella+elc

    Found it in 1 gallon size, too. Says it is new, so maybe that is why the old one was discontinued.

    https://www.amazon.com/Rotella-Extended-antifreeze-9404106021-Concentrate/dp/B012RW07FG/ref=sr_1_fkmr0_1?ie=UTF8&qid=1478504136&sr=8-1-fkmr0&keywords=rotella+elc+antifreeze+coolant
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  10. Zcobra1

    Zcobra1 Formula 3
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    Oct 9, 2012
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    Bert
    Surprised to see the ELC premix at Walmart....$14.
     
  11. ferralc

    ferralc Formula 3
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    Sep 2, 2010
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    He actually said Shell Rotella ULTRA ELC and you are correct that one does not have nitrites, so the good option must be the plain Shell Rotella ELC.
    I see they are good for 600,000 miles, does that mean you can actually forget about changing the coolant for several years if you use one of these options?
     
  12. Mickster

    Mickster Formula Junior

    Oct 24, 2015
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    Mikael Andersson
    I'm about to do a coolant change on my 360 - find this very interesting, guys.

    Thanks' for posting.
     
  13. tazandjan

    tazandjan Three Time F1 World Champ
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    #13 tazandjan, Nov 10, 2016
    Last edited: Nov 10, 2016
    Fernando- Only if you are a lot braver than I am. I will stick with the Zerex G05 because with the frequent changes mine gets, the additive package will stay in fine shape. I believe even with the ELC coolants, Brian still recommends annual coolant changes for the 360 and F430. Very tough environment and the 360 intercooler needs to be checked at least annually.
     
  14. Mickster

    Mickster Formula Junior

    Oct 24, 2015
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    Mikael Andersson
    Thanks' for the input.
    I'll be sure to follow the recommendation about annual change.
     
  15. LeftCoaster

    LeftCoaster Rookie

    Oct 31, 2015
    10
    SoCal
    Likewise, glad to have kicked this off and appreciate all the input. Sounds like a couple of good options in G05 or Shell ELC. Going with the former this time around, planning to change annually. Many thanks.
     
  16. Kevin Rev'n

    Kevin Rev'n Two Time F1 World Champ
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    Nov 29, 2009
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    Coolant choices.
    I want to top off my coolant tank and I see the dialog here and am trying to learn what is good for my 360.
    G5 and G48 are available locally which is a big plus. Are they ok to use for a top off? (Not knowing for sure what the dealer used in last years service)

    Shell Rotella looks like it comes in a couple flavors too, no pun intended!
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    looks like this one has "extra" stuff added to keep animals from drinking.

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    In my Amazon ordering experience there is a high probability that I could receive either one.

    Thanks for any help.
     
  17. tazandjan

    tazandjan Three Time F1 World Champ
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    Kevin- Just read the specs sheets and if it does not say protects against cylinder liner erosion, do not use it.
     
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  18. Kevin Rev'n

    Kevin Rev'n Two Time F1 World Champ
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    I grabbed the Rotella ELC and it's sitting here in front of me but I am trying to triple/quadruple check that it is OK!! LOL
    It's the third column in this pic.. Says that it has protection for cylinder liners but isn't the best protection for aluminum! That doesn't seem ideal to me.

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  19. Kevin Rev'n

    Kevin Rev'n Two Time F1 World Champ
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    I am going to go and grab some Zerex G5! I found it in my neighborhood, but they also have G48...uggghh!!!
     
  20. flash32

    flash32 F1 Veteran

    Aug 22, 2008
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    Kevin

    Fwiw ..I was in the g05 camp since 2016 but after some recent research ( hours)!I decided that g48 was the way to go

    Actually.. even some of the manuals mention as a equivalent

    I know a lot of talk about cavatation has been had but my research has shown some big diesel engine makers recommend the g48 .




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  21. Kevin Rev'n

    Kevin Rev'n Two Time F1 World Champ
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    Thank you very much for the reply. They were out of the G48 so G5 it is...until next years coolant flush!. My coolant reservoir was dry but about three pints filled it to halfway so all good! My brain is fried from reading everything I could find about coolant, glad to be done with it!
     
  22. flash32

    flash32 F1 Veteran

    Aug 22, 2008
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    Dominick
    The reason I started doing more research on g05 was that there was some evidence that it can affect aluminum joints ..I believe ford had some problems with it

    Hence the research and the g48 decision



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  23. tazandjan

    tazandjan Three Time F1 World Champ
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    Dominick- They just reformulated G05 this year with HOATs for longer life. The old G05 never caused problems, either. Have been using it in my 575M for 12 years.
     
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  24. steve moody

    steve moody Karting
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    Apr 27, 2019
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    I am looking at the 599 service manual and it says to use G48. For serial numbers after 87867 it says to use G30. I put G05 in my F430 and now need to decide what to use in the 599. Neither G48 nor G30 seems to have nitrites. What should I do????

    Steve
     
  25. steve moody

    steve moody Karting
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    Apr 27, 2019
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    steve moody
    Ps. Blue coolant was in both my F430 and 599 when I bought them and both had been serviced at dealers.
     

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