661 Oil Test 32:1 vs 40:1 vs 50:1 ?

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Right, and if you say all dual purpose oils aren't ok for air-cooled use, doesn't necessarily mean it they aren't, either. If you haven't personally tested a product appropriately, then saying said oil isn't legitimate is baseless.


You're actually in agreement with me. The point of me listing all those oils is expressly to put their names out there so that people might be inclined to test them, to see how they actually perform with real world testing. No one in their right mind uses a product primarily based on what's printed on it's label. I'm even considering sending one or two people here some Lubegard at my expense for testing because I don't have the time or resources to do so extensively myself.


http://www.lubegard.se/docs/swissmotor_e.pdf


Why don't you ask the half a dozen or so people in this very thread that use, and/or mentioned Lucas Semi Synthetic? Look it up on amazon and read the 4-5 star reviews. Are all these people shills? You must know something they don't. Call Lucas and tell them to stop their false advertising that how dare they claim you can have something designated as suitable for BOTH injection and premix applications.

http://lucasoil.com/products/2-cycle-oil/semi-synthetic-2-cycle-oil
You dont have to tell me about Lucas as Ive used plenty of it myself and hadnt had any problems but if u want to use injector oils or cheap oils knock yourself out as Ill pass. Makes absolutely no sense to even consider trying oil in the wrong application
 
Okay, post proof then that a lower viscosity 2T oil always means that it's film strength must also decrease in proportion to it. You don't think that technology might have enabled the formulation of new lower viscosity 2t ester based oils that still have the film strength of higher viscosity synthetics?

I own, and have used, your favorite oil (M1R), which I made a concerted effort to get a hold of, partly based on your own findings and recommendations in posts about it years ago, so it's odd that you come off like you think I have any desire to compromise. Experimentation =/= compromise.

You can get it elsewhere with free shipping.
Prove it doesnt.
What you will find is that as viscosity goes down for a given fluid so does film strength.
 
Okay, post proof then that a lower viscosity 2T oil always means that it's film strength must also decrease in proportion to it. You don't think that technology might have enabled the formulation of new lower viscosity 2t ester based oils that still have the film strength of higher viscosity synthetics?

I own, and have used, your favorite oil (M1R), which I made a concerted effort to get a hold of, partly based on your own findings and recommendations in posts about it years ago, so it's odd that you come off like you think I have any desire to compromise. Experimentation =/= compromise.

You can get it elsewhere with free shipping.
And you are compromising wether you realize it or not using multi use and marine oils in a air cooled premix application.
 
And you are compromising wether you realize it or not using multi use and marine oils in a air cooled premix application.
I have never seen Lucas mix oil, but from reading the spec sheet it seems like it should be good stuff for a air cooled saw.

http://retailers.lucasoil.com/administrator2/Manage_Products/MANAGE_PDFs/PDFs/Product_SPEC-29.pdf
Owned.
I've been useing Lucas simi-syn @ 40:1 for three years now and really like it.

Hey stump I didn't get a chance to ask have you opened up a saw to see how the carbon build up is?

Yep, both the 350 & 268 were opened recently & neither had any carbon built up.

I don't worry about the numbers anymore, i'm gonna keep using Lucas semi-synthetic 32:1 if something grenades so be it.

i'm pretty well convinced on the lucas. i've pulled many saws apart that had been running it now. even ones i tuned lean to the extreme and they still have a decent oil coat at 50:1. top of piston is also cleaner then running stihl ultra. bottom line is, the past statements of lucas leaving a top end dry is just flat out absolute BS made up by an H1R lover LOL. :laugh: i ran 50:1 in a 372 hutzl big bore ported for a month and the thing came apart with oil. no where near as much as 32:1 of course but there was oil all over everything and i think that is good enough.

http://lucasoil.com/products/2-cycle-oil/lucas-semi-synthetic-2-cycle-oil

I've been running it for 4 years now, too. 32:1 with no issues at all.

I switched from Stihl Ultra 50:1 to Lucas semi-syn 40:1 this season and I have had no issues. Low smoke and it doesn't smell like burning plastic like the Ultra does.
 
I said it "seemed".. from quickly browsing a marketing sheet. I wasn't aware it was a dual use oil as I had never seen the stuff in person and had no intention of using it.
Use whatever the heck you want for all I care. Just don't go telling people that a oil ment for a boat or a scooter is as good as a dedicated air cooled oil.
 
Just don't go telling people that a oil ment for a boat or a scooter is as good as a dedicated air cooled oil.
I didn't "tell" anyone to use anything, and none of the oils I mentioned in the list I made in response to blsnelling are meant exclusively for boats or scooters.
 
Are you done yet? :) While I'm sold on running 32:1, I'm curious to see what you find.
Brian, My stihl dealer told me that the 066,&661s are still showing up
with broken cranks (post poly flywheel versions)and that all limiters should be removed
and low&hi screws fattened accordingly .I have mine set at 2&1/3 L and 1 high they are
right tuned in wood for that .! 1 is a flat top decomp and the other is round top decomp
the low speed adjustement does affect H circuit .At 32 ;1 ? does this sound right to you?
 
I didn't "tell" anyone to use anything, and none of the oils I mentioned in the list I made in response to blsnelling are meant exclusively for boats or scooters.
Yes you did and sure they are. The only one I recognize as a dedicated pre mix oil is the Torco product. I don't believe Putoline is available in this country, Ipone has very limited distribution, Internet or otherwise. RP is a TCW 3 boat oil, zx-2 is a snowmobile oil as is Blue marble, lucas is a multi purpose oil, etc..
 
Yes you did and sure they are. The only one I recognize as a dedicated pre mix oil is the Torco product. I don't believe Putoline is available in this country, Ipone has very limited distribution, Internet or otherwise. RP is a TCW 3 boat oil, zx-2 is a snowmobile oil as is Blue marble, lucas is a multi purpose oil, etc..
So you moved the goalposts of your rant from "boats and scooters" to include a bunch of other things that I never said anything about. Also, Royal Purple is listed as a multi-use oil, so you are wrong there as well. http://www.amazon.com/Royal-Purple-...42787208&sr=8-1&keywords=royal+purple+2+cycle
 
It's a boat oil... and says so on the packaging.
The goal post was always..not a dedicated pre mix oil...
Again, why compromise?
royal_purple_qt_hp_2-c_01311.jpg

See where is says "multi-use" near the bottom? You made bunch of strawman statements. According to you, if everyone isn't using either Y2R/M1r/Motul 800/H1R/K2/R-50, they're compromising! Shame on anyone who doesn't use what you approve of.
 
royal_purple_qt_hp_2-c_01311.jpg

See where is says "multi-use" near the bottom? You made bunch of strawman statements. According to you, if everyone isn't using either Y2R/M1r/Motul 800/H1R/K2/R-50, they're compromising! Shame on anyone who doesn't use what you approve of.
And that's not even the half of it, after a while it's easy to tell when the righteous BS starts......................their lips move! LOL
 
And that's not even the half of it, after a while it's easy to tell when the righteous BS starts......................their lips move! LOL
Anyone who disagrees with bwalker is automatically wrong and is trolling:
Its not a double ester, it's di-ester.

I guess you missed the point of my post. With the 800 being double ester and the R50 being di ester i asked if that could be why they are 1 and 2 on the list here as far as flashpoint because of the esters. They're higher by a good margin. Thats all i asked

There is no such thing as a double ester.. They are higher because the lowest component in their blend ignites at higher temps. Flash point doesn't measure what you think it does and is mostly given for purposes of shipping and storage.

Probably because it's referee to as a diester..not double.
 
royal_purple_qt_hp_2-c_01311.jpg

See where is says "multi-use" near the bottom? You made bunch of strawman statements. According to you, if everyone isn't using either Y2R/M1r/Motul 800/H1R/K2/R-50, they're compromising! Shame on anyone who doesn't use what you approve of.
The exact same product was called RP TCW3 till recently... boat oil. And if yiur using boat oil in a chainsaw your making a compromise..
Troll...
I have always said use the right oil for the application... pretty simple..
 
What you don't realize is multi use oils that are advertised as being able to be used in marine applications, like RP, are always ashless tcw3 type oils and as such are not suitable for chainsaw use. Husky even says as much in its owners manuals.
 

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