What is THE best 2 cycle oil?

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Normally, in my chain saw and weed wacker I just use the same outboard oil I use in my boat. Seeing as both of those peices of equipment are cheap, and well used, I think I want to start using something better. Both call for 40:1. What would be THE best oil to use? I'm thinking Amsoil 100:1 @ 50:1. (I don't care what the bottle says, I will never mix any leaner than 50:1) Is there anything better out there? Amsoil wouldn't be any different than any other oil at 50:1 would it? (in terms of smoke and carbon buildup) Also I think I'm going to start using fuel power in this equipment...
 
I took Blano's advice and bought a bottle of Mobil MX2T at Autozone. It is a seriously clean burning 2-cycle oil.

I won't know until the end of the summer how it did with piston scuffing and cylinder scoring. I have a brand new chain saw that had one tank of Schaeffer's 2-cycle oil used in it. I looked around inside of it before I switched over to the MX2T and it looked great except for some carbon on the exhaust port. I completely degreased the engine and did a heat cycle with the Mobil and at the end of the summer I'll open it up again and have a look see.

It's easy on this chain saw to remove the spark plug and the tiny muffler and be able to see the entire combustion chamber. This thing uses a insert in the exhaust port which is what was causing the carbon accumulation with the Schaeffer's oil. It will be easy to see what gets collected with the Mobil oil. I have several trees to cut down and remove this summer so I will get several gallons run through it.

Of course I am using the MX2T in my blower and weed eater too.
 
I have been using Amsoil 100:1 oil for six years with good results. I mix it in a five gallon can which gives me a ratio of about 80:1. I recently inspected the cylinder wall of my Lawnboy and there was absolutely no scuffing or scoring. Very little carbon deposits either. In fact, the Lawnboy service manual says to periodically scrape the carbon off the top of the piston with a wooden dowel through the exhaust port. The mower is now five years old and hasn't needed cleaning yet.
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This Mobil MX2T...it's full synthetic right? How much is a quart? Does it have a recommended ratio like amsoil, or are you just supposed to use whatever the motor calls for?
 
quote:

Originally posted by ZmOz:
I'm thinking Amsoil 100:1 @ 50:1. (I don't care what the bottle says, I will never mix any leaner than 50:1)

Then don't buy the 100:1 oil. There is a reason it is recommended for 80-100:1. Buy one recommended for 50:1 instead. You will have poor results with the 100:1 at 50:1.

[ March 23, 2004, 08:07 PM: Message edited by: wulimaster ]
 
quote:

Originally posted by wulimaster:

quote:

Originally posted by ZmOz:
I'm thinking Amsoil 100:1 @ 50:1. (I don't care what the bottle says, I will never mix any leaner than 50:1)

Then don't buy the 100:1 oil. There is a reason it is recommended for 80-100:1. Buy one recommended for 50:1 instead. You will have poor results with the 100:1 at 50:1.


It says right on Amsoil's website to use at 50:1 in "severe service applications". I don't see any reason I would have "poor" results with it at that ratio, other than cost. Considering I only run ~2 gallons of fuel through these motors in a season, cost isn't really a factor.
 
IMO amsoil 100:1 will give you poor results no matter what ratio you use. At least they have semi honest advertising now.
 
Its made from very high molecular weight basestocks which dont combust cleanly. To top it off I would bet money that it also has high levels of mettalic based anti-scuff additives. Both of these properties cause deposits.
I will bet money that mx2t will burn cleaner at 32:1 than amsoil 100:1 will at 100:1.
 
I will only run Torco GP-7 in my 2-stroke stuff. It burns w/o any smoke and doesn't leave any deposits.

I have ran it in an old 2-stroke 3-wheeler for over 10 years, never had to replace the rings or spark plug. Just kick and ride.

I'm sold on the Torco.

I agree with blano on the Amsoil. I tried the series 2000 at the recomended 50-1 and it smoked like a freight train!
 
A couple years ago a guy who owned a Quicksilver ultralight posted here and swore by Red Line's general purpose 2-stroke, air-cooled oil: All-Sport.

I know Blano has issues with Red Line's racing 2-stroke oils and their inherent corrosivity but I'd still like to see another user or two's comments on their general purpose 2-stroke oil.

I have a couple string trimmers, a sickle bar trimmer and 1 chainsaw which uses 2-stroke fuel but none are used heavily and I can't really comment on any of them. Right now, we're swimming in a gallons of older oils which is fine for our seldomly used toys.
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--- Bror Jace
 
The problem with Redline oil is that it interacts poorly with oxyegenated fuel and as others have mentioned its very corrosive. A few years ago its was used alot by the mx guys, but after all the issue with it practicly no one uses it now.
BTW Cujet from this site also reported that ring wear numbers wher eon the high side for this oil.
 
What is the deal with the Redline racing oil? The man that I buy my MTL/MT-90 gear oils from had some on his shelf that was obviously very old. The bottles had a cake of dust on them and they were turning brown. The man said that he couldn't give the stuff away so I said "wanna bet?". So he gave me two bottles of it. It's a beautiful blue color and it smells great when you're burning it. I mix a few ounces in my 4-stroke gas cans to use as a upper cylinder lube. I haven't used it in my 2-strokes simply because of the bad reputation.

So Mr. Blano, please tell me what is bad about the Redline stuff. Thanks

edited to add the word 'old' in the first sentence. My brain works faster than my fingers.. which isn't saying much.

[ March 24, 2004, 12:56 PM: Message edited by: FowVay ]
 
Blano: I`ve followed this forum for quite some time, I`ve seen you blast Amsoil every time it`s mentioned, is it a personal vendeta or what?? I happen to think it is a very fine product and have used it for years with great results. Others here seem to like it also with good results, What`s up?? You make statements that you could not posably know for sure as if they were fact! Why does everyone let you get away with it?? Are you the 2cycle oil Guru of Bobistheoilguy?

Edited to change one word.

[ March 30, 2004, 10:33 AM: Message edited by: 59 Vetteman ]
 
ILike,

Welcome to the BITOG Small Engine Oil forum. We discuss & debate specifics of oil here.

Not everyone agrees with all of Blano's views, but generally more facts than fiction are behind his opinions. And he is doing so within the boundaries of the forum rules.

Now, do you have a specific question/statement about oil or do we need to reserve bandwidth for a rant?
 
Ilikesynthetics,
I have tested Amsoil products and or seen the results of its use in the formation of my oppinion. I infact just got done with a multiple gallon test of interceptor.
That said Amsoil is meiocre in quality for a premium price. Add to the the fact that they use serious BS marketing, and have lied about oils meeting specs in the past. Why would I be interested in a over hyped, underperforming over priced oil?
BTW you a amsoil salesman.
 
No I am not a salesman, I have just used the products over the years and have had excellent results and I have never seen any products that didn`t perform as they said they would. I get the products from my brother. Engines very clean, almost no deposits of any kind, low smoke, great all around performance I do not see how you can say they use an inferior base stock and use additives that cause combustion deposits, I`ve never seen it and I do some 2 cycle engine rebuilding and repair. The engines I`ve seen running amsoil are near spotlessly clean inside. I will be the first to say that the Mobil1 2 cycle oil is a good oil. What were your findings running the injector oil?
 
quote:

Originally posted by blano:
Ilikesynthetics,
I infact just got done with a multiple gallon test of interceptor.


About the interceptor oil.

What were the test criterior and how did it compare to your reference oil in each criterior?
 
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