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View Full Version : 2 stroke synthetic VS regular oil



Doubledog
11-20-2002, 02:35 AM
Which oil is better?

I'm considering the syth because it supposedly has less smoke and less residue, engine wear and so forth.

My application will be---- (and don't laugh) my new 1/16 liter:D 23cc-- 14,000 rpm mid mod engine for my r/c boat that will be here in a few weeks.

Now that I've said all that, the real meat of the matter is HAVE ANY OF YOU RAN THE SYTHETIC OIL IN A WEEDEATER? :rolleyes: :rolleyes: :rolleyes:

and what kind of results have you seen? or would it be a good comparision between the big dogs you boys run vs my hot rod?

Preciate the input,

Double out!

rob vaughn
11-20-2002, 06:16 AM
I've never had a performance weedeater:D , but I run Pennzoil TCW3, which is a synthetic oil, I don't run a very high dollar performance oil...... But I 've been running Pennzoil since I've had an outboard and it keeps the motor together......
Now, what it will do for you I HAVE NO IDEA....

LET'S HAVE A PIC WHEN IT GETS IN, AND WHERE CAN I FIND SOME INFO ON THESE?

Doubledog
11-20-2002, 06:49 AM
I've read good things about the Pennzoil. Thats exactly what I'm wanting is to know if it'd be better to use over the regular TCW3.

I spoke to the owner of the company and he's going to send me a 4 oz bottle of Amsoil Syn (I think all Amsoil is syn right?) to use.

As far as the race purposes, Nahh, just looking for long term duribility. After reading this article, I bought that rig. Tony took good care of me and I'll do business with them again. Should be here in another week or so. http://www.whobbies.com/SuperGboatmodeler.htm

Not full scale hotrod boating talk, but my hearts in it.

vector mike
11-20-2002, 07:17 AM
I don't run synthetic in my RC gas boat but I do in my Merc. The only reason being is that it costs more. The synthetic does however keep the plugs much cleaner and are less likely to foul but I have never fouled a plug in the RC boat yet. One more thing, make sure you use a resister plug in the RC or it will interfer with the radio reception. Ask me how I know! :)

Thunderduck
11-20-2002, 09:44 AM
I run Amsoil ATC synthetic in my Offshore 280s (8,200), in my Tohatsu 50 (9,000) & in my weedeater (12,000). Never had any problems. You can get more information at:

http://www.amsoil.com/

Doubledog
11-20-2002, 10:04 AM
Thanks Duck. Great website also.

HAPPYPIG
11-20-2002, 10:13 AM
I have ran both the Pennzoil Syn and I am now running the Amsoil Syn, I am happier with the Amsoil. Also I talked with the Pennzoil rep when I was trying to make a decision and Pennzoil does not back there product as a HIGH RPM falesafe oil. So if the rep wouldn't back the product it made me go to Amsoil. The price of the Amsoil is only about $3 bucks more than the Pennzoil, I was paying 19.95 for the Penn in gallons and you can buy the Amsoil in small bulk for around $23. Weedeater runs better than ever with the Amsoil and 92 octane, I picked up some rpm's!!!

David P.
11-20-2002, 12:09 PM
I have been running Amsoil in everything I have for almost 20
years. I wouldn't run anything else. I'm sure other sythetics
are also good. It works great in a weed eater. It not only doesn't
create any carbon in the engine, but keeps the carb clean also.
which is critical in the small engines. My present weed eater is
8 years old, and I haven't done anything but put fuel and oil
in it. It still starts easy and runs great.

Doubledog
11-20-2002, 01:39 PM
I didn't know if any of you would take the time to run it in a smaller less expensive engine, but there are those of you that do and are happy with the results. I believe I'll be happy also.

Thanks for making it a quick & easy decision.

GGAARR
11-20-2002, 01:59 PM
It sounds like the synthetics oils are the way to go, but what about the smoke factor, I have a Merc 200 efi will these oils burns cleaner with less smoke?

vector mike
11-20-2002, 02:01 PM
The synthetic oil will definately burn cleaner and usually has less smoke.

Thunderduck
11-20-2002, 02:13 PM
"Less" is in the eye of the beholder. If my 2-strokes aren't smokin . . . I'm nervous. Something bad is about to happen!!

GGAARR
11-20-2002, 02:34 PM
All I can say is that my neighbors love me during mosquito season, smoke has never been a problem.

B.Leonard
11-20-2002, 04:18 PM
I've never had to run ring free through any of my crossflows using synthetic, and they are known for "coking" up the rings. The plugs always look as clean as a four stroke (Except after long periods of idling like running on the hose during flushing).

I like Amsoil stuff also. I think it smells better than Penzoil :D I used the Amsoil stuff a lot in 4 stroke days and liked what I saw then so I use it now. I'm sure the Penzoil is as good.

I use the Amsoil Injector Oil at 40-50:1 depending on what kind of boating I'll be doing. I use the same stuff in my weedeater and leaf blower.

I've used that stuff in my weedeater for about 5 years. I don't think I have ever had the plug out yet since new. It just starts and runs perfect every year (its a big Homelite).

-BL

ImbadBob
11-20-2002, 04:39 PM
I run synthetic in my 260 32 to 1, 50 to 1 in both my chainsaws and both weedeaters. The saws and trimmers are used regularly, my small saw [husky 44] has 11 years on the same plug , if it's got feul in it after setting a month and won't start by 3rd pull I'll give it to you. Synthetic cost more , but does it cost more than a replacement? Bob

HAPPYPIG
11-20-2002, 04:41 PM
:cool:

Jay Smith
11-20-2002, 06:08 PM
There was just a post a couple of months ago about a guy smokin a motor on brand A oil ( OIL brand name ) and trying to get thebrand A people to look at the motor for a replacement , they gave him DA BREZZE just like they will you ! If you think some company ( ANY company )is gonna buy you a motor because of an oil related problem you gotta be DREAMING...... And if brand A oil company said they have bought someone a motor due to an oil related problem ASK FOR THE PERSON'S NAME and phone number to confirm, bet they laugh at ya!

I myself don't care what oil people choose to run but I think someone oughta step up to the plate and put a end to these SILLY hollow promises these companys are making and come up with some names to prove these BS claims , cause you can bet you last dollar thier gonna come up with some excuse that it wasn't thier oils fault to have caused your failure. And if it was the oils fault and they were stupid enough to admit it the stuff ain't no good anyway , hell they can't admit thier oil smoked your motor ! Come on man that don't make "horse sense" to admit in an public forum thier oil smoked your motor.

Didn't mean to jump on anybody but we are all adults here ,( I assume ) I don't want to hurt anyone's feelings either BUT I could care less what the hell oil smells like burning , my main goal is to keep these zillion $$ motors running at thier peak and I don't care if it smells like burning pine knots as long as it protecting these motors........


Sorry if I hurt ANYBODY feelers, guess I woke up on the wrong side of the bed this morning !( My PAXIL ain't kicked in yet ) :)

B.Leonard
11-20-2002, 07:19 PM
Sometimes additives get left out of a particular "run" or "lot" during production. I had that happen with STP motor oil several years ago. Ran the stuff for years, no problem, then one oil change the oil turned to solid sludge 500 miles after the change. I had to use a putty knife to get it out of the pan. Lab analysis of the oil concluded oil/additive failure, no anti-freeze/water.

It happens. It even has happened with Amsoil recently. They apparently missed an additive that kept their Injector oil properly mixed. Several batches were "clumping". No big deal, you just shook the bottle and it's fine, but I'll bet it clogged a few injection filters.

Jay, you're the last guy that needs to apologize. I hate that :D :rolleyes: Just tell us where the bull sh%t in the buckwheat and leave it at that :)

-BL

DIAMOND
11-20-2002, 08:17 PM
Failure analysis,

How do we prove it was the oil that caused the failure? To me it seems like there is more sources other than the oil that causes a motor to blow. Running lean, detonation, low octane, put the damn thing back together wrong and so forth. Personaly I run synthetic oil to reduce the wear over time. If the motor is going to blow it's going to blow no matter what oil you use. I have a 91' 2.5 200 Mariner that I ran stock on the back of a bassboat using Amsoil (10yrs). No problems, no blown motor, just started an ran every time I turned the key. Not saying Amsoil is better, it's just what worked for me. Now that I'm hotrodding the same motor will see what happens. I bet it will blow due to some other reason than the oil!

Just my opinion

DIAMOND
11-20-2002, 08:53 PM
oops!

Sorry, we got off the beaten trail here. I believe the original question was if synthetic is realy better than petrolium. Looking at the previous posts I would have to say yes! Which brand of synthetic is up to you. After the break-in I will always use a synthetic oil. Helps me sleep easy at night.....LOL.

Jay Smith
11-20-2002, 09:56 PM
I got a chuckle and was just commenting on the decision to buy a particular brand of oil and being swayed by a "salesman"saying he would or would not replace a motor upon failure thats all . Also people who have used oil in the past in a motor that turns 5500 RPM's @ 100 lbs compression 10 years ago and have had good luck with it is great I think you will have to admit that the RPM and load ( HP ) the motors of the past made would have done OK running Lubrimatic at $5.00 a drum, BUT I'm in a different world turning 10,500 rpms with motors that make more HP than a Pro Stock NHRA car per cubic inch and tearing them down on a daily basis I SEE with my own eyes what lives and what does NOT .The newer Hi Tech motors simply will not servive the 1990 way of thinking about lubrication with these outlandish high fuel to oil ratio's.That is an arguable point that I will not enter into.It's your motor and if you feel good at 75:1 , 100:1 so be it !

Again I am not payed by any oil company and as long as the company's got you convinced thier products is best for you thats great and thier advertisement folks have done thier job, BUT don't go to bed tonight with a warm fuzzy feeling that if your motor takes a dump they will pay for it. You might wake up to a nightmare someday...... I also agree with the post that most failures are NON oil related. More motors are smoked by being lean or locater pin failures than anything to do with oil.... I have seen SOOO many fine pieces of machinery ruined by that one little dinky locater pin coming out ( what a shame ) Again this is no more than my opinion and what I have seen with my own eyes building hundreds of motors a year. I don't want to argue with anyone about brand of oils I have my preference and you guys have yours....

PS to answer the original question . We run syn oil after breakins.

Talon2.5
11-21-2002, 02:01 AM
been running pennsoil 100% synthetic in my weedeater and its great, and even my 4 stroke briggs mower runs on it :eek: only gas i had around so.........poured it in and thought this outa be interesting, hell it barely smokes!!

Doubledog
11-21-2002, 03:02 AM
Jay, you never did give your opinion on which brand or even if you run the stuff. Damnit! SOMEONE GET HIM SOME COFFEE AND A PILL!:) :)

Many thanks to all and I value the opinions received. I can clearly state that I've made an educated (or is that OPINIONATED) choice!

Jay Smith
11-21-2002, 08:23 AM
Sorry Doubledog,
I do run 100% syn lubricants in all JSRE motors after a predetermined amount of petrolium oil ( Quicksilver ) for breakin only!( coated bores motors, 1 ringer , 2 ringer, steel bore motors etc... we do em all different ) my choice of oils below are in the order of which I like best and have seen the best END results and the choice are also made by # 1. quality, # 2. price, #3. availability in that order of importance.

( All mixed @ 32:1 8k and over and 40:1 under 8K RPM'S )

1. Pennzoil 100 % syn @ Walmart
2. Golden Spectro
3. Klotz ( kl-333)( I don't care for kl-101 as I don't like castor products , it is gummy and will glue rings in lan and will cause problems in the average boaters motor,unless nitro or alky is being used )
4. Redline Racing
5. Royal Purple
6. Motul
7. Mobil 1 syn 2 stroke oil ( Available in Europe )

If I got stuck and had to run a blend I guess I would run the Mercury Performance Plus. I always use the adage that running a blend is like taking a shower and putting DIRTY underwear back on . I have a hard time understanding why a person pays a premium price for an oil that is not 100% of what you are paying the big $$ price for ( ???? ) DAH !

Oh well oatmeal time at the home guys and I gotta beat the ole ladys to the bagles ! :)

B.Leonard
11-21-2002, 09:27 AM
I see Mobil 1 s2 stroke synthetic over here in the Auto Parts stores. I always wondered if anyone had tried it.

I switched to Mobil 1 oil from Amsoil years ago. The price was always better and I never had an oil related problem, espescially in reverse cooled applications which are very hard on oil. The Amsoil stuff was very good though, just expensive. It seemed to cling longer to parts.

So DD, what is your opinionated choice!?! :D

-BL

Furthermore...

If my motors cost as much as Jay's, I'd follw his advice to the tee.

Under 6000rpm the advantage of synthetic oil is more from clean burning/less carbon build-up and less gumming of jets in the carbs.