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Tom Treadway June 13th 04 05:36 PM

2-cycle oil and smoke
 
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium oil.
I've heard rumor that there is an oil that produces less smoke. Does anyone
have any experience with this?

Thanks,
TT



Derek June 13th 04 08:18 PM

2-cycle oil and smoke
 
On Mon, 14 Jun 2004 03:13:36 GMT, "Tom Treadway"
wrote:

This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT

I remember as a kid many years ago!!!! ... if I ran out of 2 stroke
oil for my 50 c.c. motorcycle, I'd swipe some of my Dad's lawn mower
oil. Apart from a plug fouling up sooner than it should, I don't
remember any ill effects. And, on a 50 c.c., any lack of performance
is immediately obvious.

I have also run weed whackers on marine grade 2 stroke oil for years
with no ill effects. My understanding is that air cooled engines run
way hotter than water cooled outboards, hence this oil is unsuitabe.
Granted, I don't run machinary like I stole it,

Apart from bearings, reed valves & compression on a 2 stroke, the
crank seals are just as important because the crank case is
pressurised on the down stroke. Running the wrong oil could degrade
these seals, or fry them. It's no fun to completely split a motor
because a $5 seal is cooked.

One more factor. The exhaust system/porting on a 2 stroke is critical
to performance and "economy". The wrong oil could well clog up both.
On the bright side, your compression ratio will increase (adjust the
timing).

So why do I still run the wrong oil in my weed whacker .... because it
very seldom runs above idle, and it's one less potential fire hazard
to worry about (that extra can of gas). Besides, if it didn't like the
way I was treating it, it would have quit 11 years ago.

Safe Boating.

Derek June 13th 04 09:08 PM

2-cycle oil and smoke
 
On Mon, 14 Jun 2004 00:58:22 -0400, trainfan1
wrote:

Derek wrote:
On Mon, 14 Jun 2004 03:13:36 GMT, "Tom Treadway"
wrote:


This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


I remember as a kid many years ago!!!! ... if I ran out of 2 stroke
oil for my 50 c.c. motorcycle, I'd swipe some of my Dad's lawn mower
oil. Apart from a plug fouling up sooner than it should, I don't
remember any ill effects. And, on a 50 c.c., any lack of performance
is immediately obvious.

I have also run weed whackers on marine grade 2 stroke oil for years
with no ill effects. My understanding is that air cooled engines run
way hotter than water cooled outboards, hence this oil is unsuitabe.
Granted, I don't run machinary like I stole it,

Apart from bearings, reed valves & compression on a 2 stroke, the
crank seals are just as important because the crank case is
pressurised on the down stroke. Running the wrong oil could degrade
these seals, or fry them. It's no fun to completely split a motor
because a $5 seal is cooked.

One more factor. The exhaust system/porting on a 2 stroke is critical
to performance and "economy". The wrong oil could well clog up both.
On the bright side, your compression ratio will increase (adjust the
timing).

So why do I still run the wrong oil in my weed whacker .... because it
very seldom runs above idle, and it's one less potential fire hazard
to worry about (that extra can of gas). Besides, if it didn't like the
way I was treating it, it would have quit 11 years ago.

Safe Boating.


As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob



I forget the exact meaning, but the "W" in TCW-3 stands for "water
cooled". Possibly designed to create less soot at lower temperatures?

All my weed whackers, snowblower and outboatrds run at 50:1 on TCW-3
for simplicity's sake. I don't mind a plug fowling on my lawn
equipment, but out on the water it's not much fun.

Personally, I hate 2 strokes, a neccessary evil!

Camilo June 13th 04 10:41 PM

2-cycle oil and smoke
 
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


I've heard that synthetic 2 stroke oil will reduce smoke. I haven't tried
it yet, though.



Joe June 13th 04 11:20 PM

2-cycle oil and smoke
 

"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


Yep, switching over from OMC oil to Quicksilver Premium reduced the smoking
from my Johnson 200 significantly.



RichG June 14th 04 02:39 AM

2-cycle oil and smoke
 
I had the same, very good, smoking reduction results on a 25 hp Johnson a
few years back. The synthetic oil costs more, but it is not too high a cost
when you buy in bulk. Many dealers will sell it to you in bulk if you bring
your own container.

--
RichG manager, Carolina Skiff Owners Group on MSN
http://groups.msn.com/CarolinaSkiffOwners
"Joe" wrote in message
...

"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium

oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


Yep, switching over from OMC oil to Quicksilver Premium reduced the

smoking
from my Johnson 200 significantly.





Joe June 14th 04 03:11 AM

2-cycle oil and smoke
 
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


Yep, switching over from OMC oil to Quicksilver Premium reduced the smoking
from my Johnson 200 significantly.




Clams Canino June 14th 04 03:36 AM

2-cycle oil and smoke
 
Yes, a synthetic will reduce smoke.

Even switching to the Pennzoil synthetic blend (9.99 at Wally World) will
reduce smoke a bit.

-W

"Camilo" wrote in message
...
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium

oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


I've heard that synthetic 2 stroke oil will reduce smoke. I haven't tried
it yet, though.





Tom Treadway June 14th 04 04:13 AM

2-cycle oil and smoke
 
This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


"Clams Canino" wrote in message
hlink.net...
Yes, a synthetic will reduce smoke.

Even switching to the Pennzoil synthetic blend (9.99 at Wally World) will
reduce smoke a bit.

-W

"Camilo" wrote in message
...
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium

oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


I've heard that synthetic 2 stroke oil will reduce smoke. I haven't

tried
it yet, though.








Camilo June 14th 04 05:18 AM

2-cycle oil and smoke
 

"Tom Treadway" wrote in message
...
This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic

oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


It needs to be two cycle oil. Check Walmart for Pennzoil - I saw they had
Penn. full synthetic two cycle oil for about $19 a gallon. The synthetic
blend is quite a bit less.




"Clams Canino" wrote in message
hlink.net...
Yes, a synthetic will reduce smoke.

Even switching to the Pennzoil synthetic blend (9.99 at Wally World)

will
reduce smoke a bit.

-W

"Camilo" wrote in message
...
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver

Premium
oil.
I've heard rumor that there is an oil that produces less smoke.

Does
anyone
have any experience with this?

Thanks,
TT

I've heard that synthetic 2 stroke oil will reduce smoke. I haven't

tried
it yet, though.










Clams Canino June 14th 04 05:57 AM

2-cycle oil and smoke
 
It needs a TCW-3 rating - that's all.

-W

"Tom Treadway" wrote in message
...
This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic

oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


"Clams Canino" wrote in message
hlink.net...
Yes, a synthetic will reduce smoke.

Even switching to the Pennzoil synthetic blend (9.99 at Wally World)

will
reduce smoke a bit.

-W

"Camilo" wrote in message
...
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver

Premium
oil.
I've heard rumor that there is an oil that produces less smoke.

Does
anyone
have any experience with this?

Thanks,
TT

I've heard that synthetic 2 stroke oil will reduce smoke. I haven't

tried
it yet, though.










trainfan1 June 14th 04 05:58 AM

2-cycle oil and smoke
 
Derek wrote:
On Mon, 14 Jun 2004 03:13:36 GMT, "Tom Treadway"
wrote:


This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


I remember as a kid many years ago!!!! ... if I ran out of 2 stroke
oil for my 50 c.c. motorcycle, I'd swipe some of my Dad's lawn mower
oil. Apart from a plug fouling up sooner than it should, I don't
remember any ill effects. And, on a 50 c.c., any lack of performance
is immediately obvious.

I have also run weed whackers on marine grade 2 stroke oil for years
with no ill effects. My understanding is that air cooled engines run
way hotter than water cooled outboards, hence this oil is unsuitabe.
Granted, I don't run machinary like I stole it,

Apart from bearings, reed valves & compression on a 2 stroke, the
crank seals are just as important because the crank case is
pressurised on the down stroke. Running the wrong oil could degrade
these seals, or fry them. It's no fun to completely split a motor
because a $5 seal is cooked.

One more factor. The exhaust system/porting on a 2 stroke is critical
to performance and "economy". The wrong oil could well clog up both.
On the bright side, your compression ratio will increase (adjust the
timing).

So why do I still run the wrong oil in my weed whacker .... because it
very seldom runs above idle, and it's one less potential fire hazard
to worry about (that extra can of gas). Besides, if it didn't like the
way I was treating it, it would have quit 11 years ago.

Safe Boating.


As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob

Clams Canino June 14th 04 06:00 AM

2-cycle oil and smoke
 
Just a side note..... in an "emergency" (you define emergency) a straight
30wt non-detergent motor oil at twice the mix (25/1) will do the job. Shake
well.

-W




"trainfan1" wrote in message
...
Derek wrote:
On Mon, 14 Jun 2004 03:13:36 GMT, "Tom Treadway"
wrote:


This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic

oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


I remember as a kid many years ago!!!! ... if I ran out of 2 stroke
oil for my 50 c.c. motorcycle, I'd swipe some of my Dad's lawn mower
oil. Apart from a plug fouling up sooner than it should, I don't
remember any ill effects. And, on a 50 c.c., any lack of performance
is immediately obvious.

I have also run weed whackers on marine grade 2 stroke oil for years
with no ill effects. My understanding is that air cooled engines run
way hotter than water cooled outboards, hence this oil is unsuitabe.
Granted, I don't run machinary like I stole it,

Apart from bearings, reed valves & compression on a 2 stroke, the
crank seals are just as important because the crank case is
pressurised on the down stroke. Running the wrong oil could degrade
these seals, or fry them. It's no fun to completely split a motor
because a $5 seal is cooked.

One more factor. The exhaust system/porting on a 2 stroke is critical
to performance and "economy". The wrong oil could well clog up both.
On the bright side, your compression ratio will increase (adjust the
timing).

So why do I still run the wrong oil in my weed whacker .... because it
very seldom runs above idle, and it's one less potential fire hazard
to worry about (that extra can of gas). Besides, if it didn't like the
way I was treating it, it would have quit 11 years ago.

Safe Boating.


As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob




Clams Canino June 14th 04 06:02 AM

2-cycle oil and smoke
 
Any two stroke run at 50/1 TCW-3 has a very good chance of "OK".

More so if an "engine cleaner" is used as directed once a year.

-W

"trainfan1" wrote in message
...
Derek wrote:
On Mon, 14 Jun 2004 03:13:36 GMT, "Tom Treadway"
wrote:


This is a potentially stupid question, but what the heck...

Is ANY oil appropriate for use with a 2-cycle? Can I get any synthetic

oil,
or does it have to me made especially for 2-cycles?

Thanks,
TT


I remember as a kid many years ago!!!! ... if I ran out of 2 stroke
oil for my 50 c.c. motorcycle, I'd swipe some of my Dad's lawn mower
oil. Apart from a plug fouling up sooner than it should, I don't
remember any ill effects. And, on a 50 c.c., any lack of performance
is immediately obvious.

I have also run weed whackers on marine grade 2 stroke oil for years
with no ill effects. My understanding is that air cooled engines run
way hotter than water cooled outboards, hence this oil is unsuitabe.
Granted, I don't run machinary like I stole it,

Apart from bearings, reed valves & compression on a 2 stroke, the
crank seals are just as important because the crank case is
pressurised on the down stroke. Running the wrong oil could degrade
these seals, or fry them. It's no fun to completely split a motor
because a $5 seal is cooked.

One more factor. The exhaust system/porting on a 2 stroke is critical
to performance and "economy". The wrong oil could well clog up both.
On the bright side, your compression ratio will increase (adjust the
timing).

So why do I still run the wrong oil in my weed whacker .... because it
very seldom runs above idle, and it's one less potential fire hazard
to worry about (that extra can of gas). Besides, if it didn't like the
way I was treating it, it would have quit 11 years ago.

Safe Boating.


As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob




Camilo June 14th 04 07:46 AM

2-cycle oil and smoke
 

"trainfan1"

As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob


While I'm not claiming it makes a *meaningful* difference, there is
supposedly a difference between the oils made for 2 stroke watercooled (e.g.
outboard) and 2 stroke air cooled (e.g. weedwhacker, chainsaw). The air
cooled engine, I've been told, runs hotter than the water cooled engine,
therefore different requirements for the oil. That said, I generally run my
outboard engine oil in the weed whacker.

Cam



Derek June 14th 04 09:34 AM

2-cycle oil and smoke
 
On 14 Jun 2004 09:00:07 -0700, (Curtis CCR)
wrote:

"Camilo" wrote in message ...
"trainfan1"

As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob


While I'm not claiming it makes a *meaningful* difference, there is
supposedly a difference between the oils made for 2 stroke watercooled (e.g.
outboard) and 2 stroke air cooled (e.g. weedwhacker, chainsaw). The air
cooled engine, I've been told, runs hotter than the water cooled engine,
therefore different requirements for the oil. That said, I generally run my
outboard engine oil in the weed whacker.


I never got a straight answer as to why from Bombardier/Rotax, but
their PWC engines (at least of the late 90's vintage I own, specify TC
rated oil, not TCW3. In fact there is clearly printed label right the
oil reservior fill that say "Do not use NMMA ashless oil." Rotax's
private label is low-ash and is not NMMA TCW3 rated. But you can buy
TC rated oil, regular or synthetic, at motor cycle shops.

Only bring this us because these are unusual. As far as I know, Rotax
was the only "marine" engine make out there that said DONT use TCW3.
Though I think it comes from their PWC engines being ramped up version
of their ultralight engines with water cooled heads.

With all that said, I know A LOT of people that have run ashless TCW3
in Rotax engines without any trouble. I run sythetic TC rated oil in
mine and the primary benefit is reduced smoke.


Just a guess here .....
Could TC oil be a better grade than TC3???
Or maybe Jet Ski engines run pretty hot compared to
other water cooled 2 strokes. I they always seen be be either stopped,
or at WOT.

Curtis CCR June 14th 04 05:00 PM

2-cycle oil and smoke
 
"Camilo" wrote in message ...
"trainfan1"

As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob


While I'm not claiming it makes a *meaningful* difference, there is
supposedly a difference between the oils made for 2 stroke watercooled (e.g.
outboard) and 2 stroke air cooled (e.g. weedwhacker, chainsaw). The air
cooled engine, I've been told, runs hotter than the water cooled engine,
therefore different requirements for the oil. That said, I generally run my
outboard engine oil in the weed whacker.


I never got a straight answer as to why from Bombardier/Rotax, but
their PWC engines (at least of the late 90's vintage I own, specify TC
rated oil, not TCW3. In fact there is clearly printed label right the
oil reservior fill that say "Do not use NMMA ashless oil." Rotax's
private label is low-ash and is not NMMA TCW3 rated. But you can buy
TC rated oil, regular or synthetic, at motor cycle shops.

Only bring this us because these are unusual. As far as I know, Rotax
was the only "marine" engine make out there that said DONT use TCW3.
Though I think it comes from their PWC engines being ramped up version
of their ultralight engines with water cooled heads.

With all that said, I know A LOT of people that have run ashless TCW3
in Rotax engines without any trouble. I run sythetic TC rated oil in
mine and the primary benefit is reduced smoke.

basskisser June 14th 04 07:46 PM

2-cycle oil and smoke
 
"Joe" wrote in message . ..
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


Yep, switching over from OMC oil to Quicksilver Premium reduced the smoking
from my Johnson 200 significantly.


READ THE QUESTION, dimbulb. The poster wanted an oil that produces
less smoke than what he currently uses, which is Quicksilver Premium.
I don't see how telling him to use the oil he already uses will result
in reduced smoke.

Joe June 14th 04 09:52 PM

2-cycle oil and smoke
 

"basskisser" wrote in message
om...
"Joe" wrote in message

. ..
"Tom Treadway" wrote in message
om...
I have a 15hp 2-cycle engine, and I currently use Quicksilver Premium

oil.
I've heard rumor that there is an oil that produces less smoke. Does

anyone
have any experience with this?

Thanks,
TT


Yep, switching over from OMC oil to Quicksilver Premium reduced the

smoking
from my Johnson 200 significantly.


READ THE QUESTION, dimbulb. The poster wanted an oil that produces
less smoke than what he currently uses, which is Quicksilver Premium.
I don't see how telling him to use the oil he already uses will result
in reduced smoke.


Ding, Ding, Ding!

Kevin Noble, you're right for a change!
I read the original post incorrectly.

To Tom-
I think you're already using one of the lowest smoking two-stroke oils
available.
I've tried all of the major brands and in my experience the Quicksilver
Premium smokes the least of them all (even less than the synthetics).



Billgran June 14th 04 11:40 PM

2-cycle oil and smoke
 

"Joe" wrote in message
...



To Tom-
I think you're already using one of the lowest smoking two-stroke oils
available.
I've tried all of the major brands and in my experience the Quicksilver
Premium smokes the least of them all (even less than the synthetics).




For less smoke you need an oil with a large amount of PIB additive such as
with Evinrude Ram oil, Merc Premium Plus, and Sierra outboard oil. Evinrude
and Sierra smoke less than Merc Premium Plus, but any of the 3 will reduce
smoking. Make sure your outboard is in a good state of tune, that the carbs
are adjusted correctly, idle timing is right on, and that the thermostats
are allowing the motor to warm up to around 140 degrees ( or what is
recommended by the manufacturer).

The August 2000 issue of Bass and Walleye Boats magazine has an article on
the differences in various TC-W3 oils and it explains why "jetskis" and air
cooled 2-strokes need metallic additives that could damage an outboard
engine, it is due to the duty cycle of the various types of motors.

Bill Grannis
service manager



Curtis CCR June 14th 04 11:41 PM

2-cycle oil and smoke
 
Derek wrote in message . ..
On 14 Jun 2004 09:00:07 -0700, (Curtis CCR)
wrote:

"Camilo" wrote in message ...
"trainfan1"

As far as I'm aware of, most string trimmers, saws, blowers, etc.
require TCW-3 oil. I've never used anything else either... what oil are
you talking about? The pre-diluted brand-specific (Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3 mixed at 32:1 for
longevity... had to free up the rings on my Homelite trimmer once in 12
years, it still runs as new...

Rob

While I'm not claiming it makes a *meaningful* difference, there is
supposedly a difference between the oils made for 2 stroke watercooled (e.g.
outboard) and 2 stroke air cooled (e.g. weedwhacker, chainsaw). The air
cooled engine, I've been told, runs hotter than the water cooled engine,
therefore different requirements for the oil. That said, I generally run my
outboard engine oil in the weed whacker.


I never got a straight answer as to why from Bombardier/Rotax, but
their PWC engines (at least of the late 90's vintage I own, specify TC
rated oil, not TCW3. In fact there is clearly printed label right the
oil reservior fill that say "Do not use NMMA ashless oil." Rotax's
private label is low-ash and is not NMMA TCW3 rated. But you can buy
TC rated oil, regular or synthetic, at motor cycle shops.

Only bring this us because these are unusual. As far as I know, Rotax
was the only "marine" engine make out there that said DONT use TCW3.
Though I think it comes from their PWC engines being ramped up version
of their ultralight engines with water cooled heads.

With all that said, I know A LOT of people that have run ashless TCW3
in Rotax engines without any trouble. I run sythetic TC rated oil in
mine and the primary benefit is reduced smoke.


Just a guess here .....
Could TC oil be a better grade than TC3???
Or maybe Jet Ski engines run pretty hot compared to
other water cooled 2 strokes. I they always seen be be either stopped,
or at WOT.


I don't know that it's any better. But I think Rotax probably didn't
want to change specs... and it protected their overpriced, private
label oil sales. Rotax doesn't put any generic rating on their oil.
It doesn't say "TC" or "TCW3". But they specifically say not to use
ashless oil (TCW3 is ashless), and then say that if Rotax oil is
unavailable, you can use TC rated oil.

They can't require the exclusive use of their oil for warranty
purposes.

Boots Crofoot June 16th 04 02:47 AM

2-cycle oil and smoke
 
Get your self some Ams/Oil 2 cycle oil. No smoke and the
BEST oil on the market
"Derek" wrote in message
...
On 14 Jun 2004 09:00:07 -0700,
(Curtis CCR)
wrote:

"Camilo" wrote in message

...
"trainfan1"

As far as I'm aware of, most string trimmers, saws,

blowers, etc.
require TCW-3 oil. I've never used anything else

either... what oil are
you talking about? The pre-diluted brand-specific

(Homelite, Poulan,
etc) tiny little doses?

I run all my 2 stroke lawn/garden equipment on TCW-3

mixed at 32:1 for
longevity... had to free up the rings on my Homelite

trimmer once in 12
years, it still runs as new...

Rob


While I'm not claiming it makes a *meaningful*

difference, there is
supposedly a difference between the oils made for 2

stroke watercooled (e.g.
outboard) and 2 stroke air cooled (e.g. weedwhacker,

chainsaw). The air
cooled engine, I've been told, runs hotter than the water

cooled engine,
therefore different requirements for the oil. That said,

I generally run my
outboard engine oil in the weed whacker.


I never got a straight answer as to why from

Bombardier/Rotax, but
their PWC engines (at least of the late 90's vintage I own,

specify TC
rated oil, not TCW3. In fact there is clearly printed

label right the
oil reservior fill that say "Do not use NMMA ashless oil."

Rotax's
private label is low-ash and is not NMMA TCW3 rated. But

you can buy
TC rated oil, regular or synthetic, at motor cycle shops.

Only bring this us because these are unusual. As far as I

know, Rotax
was the only "marine" engine make out there that said DONT

use TCW3.
Though I think it comes from their PWC engines being ramped

up version
of their ultralight engines with water cooled heads.

With all that said, I know A LOT of people that have run

ashless TCW3
in Rotax engines without any trouble. I run sythetic TC

rated oil in
mine and the primary benefit is reduced smoke.


Just a guess here .....
Could TC oil be a better grade than TC3???
Or maybe Jet Ski engines run pretty hot compared to
other water cooled 2 strokes. I they always seen be be
either stopped,
or at WOT.



Tom Treadway June 20th 04 09:50 PM

2-cycle oil and smoke
 
An "engine cleaner"? OK, I'll bite. What the heck is that?

TT


"Clams Canino" wrote in message
hlink.net...
Any two stroke run at 50/1 TCW-3 has a very good chance of "OK".

More so if an "engine cleaner" is used as directed once a year.

-W




IBNFSHN June 21st 04 08:50 PM

2-cycle oil and smoke
 
Mercury makes some called Quicksilver Power Tune Engine Cleaner. It work
great if you follow the directions. I'm sure there are some other brands out
there too.

--
Bill
Chesapeake, Va


"Tom Treadway" wrote in message
. com...
An "engine cleaner"? OK, I'll bite. What the heck is that?

TT


"Clams Canino" wrote in message
hlink.net...
Any two stroke run at 50/1 TCW-3 has a very good chance of "OK".

More so if an "engine cleaner" is used as directed once a year.

-W







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