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    #16
    the BS of not being able to go back from 30% to 20% are all false claims.
    Just retune the engine and all should be well...engine might take a little while to get use to different oil packages and operating temperature.

    What i cant understand is why do you guys go CP30% when 20% heli is not available?
    This week, i saw a guy at Rotor who wanted to get some 20%heli fuel..only to realise that it was out of stock.
    He then took a gallon of CP25%(i wont state heli or not ) and went to the counter.
    I heard him ask the counter whether they were out of stock of 20%heli fuel and then asked if the fuel(CP25%) could be used on helis.

    The moment the lady told him that it was an airplane blend...he had a suspicious look on his face...and proceeded to change it for CP30%heli.

    I really wonder why people have this fuel-label stigma...does it really matter at all?? Does the word 'heli' make such a noticeable difference?

    I personally have used CP25% before and it did run well on my OS50...but did not offer more power than wildcat15%.
    Because of this...i chose to run wildcat...not to mention..it is also cheaper.

    I would also like to note that recently...Ah Tat has stopped selling WC15%Helimix.
    Instead, he is selling the WC15% 2&4 cycle fuel...its the one i'm currently using.

    When the change first occurred..Ah Tat gave me the BS that Wildcat sent a wrong batch of fuel...15% 2&4cycle instead of 15%helimix.
    He told me that it was the same fuel...and he had tested it already..no differences.
    He also let me kinda test it out and sold me a gallon of the 2&4cycle for $25 instead of $28.
    I actually dint mind getting more than 1 gallon because i already knew it was the same....but he insisted that i get only 1 gallon first in case i did not like it.

    The first thing that came across my mind was that..'Hey! This guy isn't all money-minded like Chan!This guy has proper business etiquette!'

    I have never really believed his crap for one moment...
    I dont think Wildcat would make such a simple mistake and from what i have seen on RR, Wildcat would gladly re-send another batch of the correct fuel with no cost at all since it was their fault.

    But from what i know...both versions are chemically the same...just that there are fuel color differences...and physically, it does not have the 'HeliMix' sign.
    Oh..and btw...the 2&4cycle version is $28 instead of $29 of the helimix version.

    Once again, I would like to testify that Ah Tat is a NICE GUY.
    He not only helped me save money...yet also help me at the field.




    The first and only time i went to C******n with my friend who was in SYFC in my school...i already had a VERY BAD EXPERIENCE!

    My friend was going to get some stuff from Chan then we would go to Rotor together.
    My friend got his stuff...then we wanted to leave...Chan asked what I wanted when i dint want anything...i was just tagging along!

    Then he started saying in chinese:
    " ni3 yao4 xue2 ni3 de4 peng2 you3 yi2 yang4...xia4 yi4 ci4 lai2 ji4 de2 yao4 xiang4 papa/mummy na2 duo1 yi4 dian3 qian2."

    In english:
    "You must learn to be like your friend..learn to spend more money! Next time when you come...you should ask more money from your parents!"

    WHAT KINDA SHYT ATTITUDE IS THAT?

    Yes, i may be a young teen but i dont suck my parents money like he described!!
    I do have my monthly pocket money but i also have some kinda side-income by helping my friends/relatives/family do some stuff.
    _____________________________________

    Sorry..just had to vent...i think i went a little off.


    Now, back to the topic on CP fuel...
    I would like to say again...dont get so stuck-up on the heli-label.
    If you cant get hold of CP20%heli, try the 25%blend...it will still work...

    If you people who switched to 30%nitro just because of fuel shortage are still insistant of using CP30%...i have nothing to say to you but.. " Its not my money anyway."

    Hope this is some good advice.

    And i hope you guys know that Rotor is closing next sunday till the 3rd of Dec...Im quite sure several hobby shops will do likewise...so guy..be prepared..STOCK UP ON FUEL and on parts too!

    The worse situation would be that there is such a sudden demand for fuel due to the holiday season and CP20%heli quickly runs out of stock again...

    The worst situation would be that fuel stock still hasn't come in...
    Don't PCW

    Beam E4
    Flybarless Trex 600N VBAR 4.0 | OS50 Hyper
    Trex 700 LE | YS91SR3C

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      #17
      Helirulz
      so sorry,

      I must have a very long day at work. I read the whole passage, but I couldn't figure out what you are trying to say.

      Also, the reason I started this thread is to find out if there is other sources for 20% CP fuel because all local Hobby shops are out of it. There no need to assume that fuel will run out , I have spent the last saturday looking for it and it is out at the moment?

      Technical data of fuel
      ================

      Heli 20% Nitro 20% Lube 20% vicosity Ultra High
      Heli 30% Nitro 30% Lube22% vicosity Low
      Plane 25% Nitro 25% Lube 17% vicosity Ultra-high


      Given these technical data, you can see that the content of the three blends are different. So for those more experience pilots, they will feel the difference. Just like I can tell you I can feel the difference in power between octane 95, octane98, and octane100 for car fuel. I know my car well enough to feel the difference. So experience pilots will be able tell you the difference between the fuel

      And notice that the vicosity between the 20% and the 30% is ultra high and low?

      Right here I am not trying to dispute whether there is any difference between 20% or 30% because I have no doubt that there is indeed differences.
      What I am trying to establish here is that whether it is bad to switch from 30% to 20%.

      And I am trying to solicit concrete data/experience to support that theory. If it is bad to switch from30 to 20, I will not even try to switch for the time being. If it is harmless, I don't mind spending that few extra dollars to buy 30% and fill in my flying time table during the holiday seasons.

      Anyway heliRulz, Whether good advise or bad ones, I will listen to the one that has made my heli engine fly without a hiccup since day one.


      .

      Comment


        #18
        thats crappy, just switched to 20% heli not long ago.. lucky still have one more gallon. for wad i noe, SHS has been out of 20% heli for well over a month or two already, got mine from rotor.

        Comment


          #19
          I just did one such switch when I was running in my 5 gallon old hyper....

          ran in on 20%, after one gallon switched to 30%...then back to 20% for a few tanks....engine was hot..and power was lacking..been running 30% since...and wacking the engine hard....

          The engine is into it's 5th gallon...bearing sound coming out liao....
          TREX 500 ESP
          Futaba T12FGH

          Comment


            #20
            oh ya....personally for me...I'll stick to CP....

            but do only upgrades...and never revert to low nitro contents....test and proven...( though no lab tests ) by me
            TREX 500 ESP
            Futaba T12FGH

            Comment


              #21
              Thanks Art and TacX for providing your feedback.

              I guess I have to de-tox from heli for the time being(a good two months).

              Just went out to buy three planes.(Damm, the electric component is so much more expensive than nitro. I think that is the reason I started out with nitro heli).

              Comment


                #22
                hur what plane?
                i'm a rc sotong. And i know nuts about it.

                Comment


                  #23
                  I have used Power Master 15% and it's a bad experience.

                  That fuel will leave a thin layer of sticky residue on the throttle barrel. This will eventually result in a worst cause scenario of a jammed throttle arm.

                  Apparently this only happens in Singapore.

                  Comment


                    #24
                    Originally posted by fuse
                    hur what plane?
                    Bought two mustang and one, zero fighter.

                    Comment


                      #25
                      Hi Bros,

                      Me check with LHS, the stock is on the way ETA 26/12 ... so not sooo bad. So cold turkey for a few more days. If u cannot tahan, use 15% heli, add 2% cp oil. Makes it comes close to 20% performance. 15% heli fuel contain about 18% oil, so adding another 2% will bring the lubricant level to the same. Maybe no need to adjust needle valve also.

                      Comment


                        #26
                        really!??!?!? 26/12 but will SHS be open?
                        ok, 26 still not too bad. still can tahan a bit.

                        Anyway, thanks for the info.

                        PS: thought it wouldn't come so soon, just bought a Trex, sigh.....

                        Comment


                          #27
                          by the way X34, when you say 2%, do you mean 2% of a gallon? how do you qauntify?

                          Comment


                            #28
                            Hi All,
                            the 20% rose syrup is finally here. SHS has it!

                            Comment


                              #29
                              haah yap, called them to check yesterday. They say the stock will be here on friday
                              [B]Kenny[/B]

                              Goblin 700 | Goblin 500 | Compass 6HV

                              Unthinkable, unimaginable, incredible, beyond conception and beyond the bounds of possibility!

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                                #30
                                20% heli fuel is here, just bought from SHS
                                Tx : yet to know
                                Heli : yet to know

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