What 2 cycle oil for string trimmer?

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Originally Posted By: Shannow
Not that brand trimmer, but I've been using TCW-3 in my trimmer at 32:1.

Everything looks great inside, no soot anywhere.

Except the flame trap ends up "gumming"up, and needing to be cleared with a propane torch.


I run 50:1 ultra in old craftsman(poulan) equipment, lawn boys, 30 year old homelite chainsaws, as well as Stihl and Echo OPE. From 32-1 to 50-1 is not so extreme, and I run the oil recommendation, not the engine manf. I would not run tcw-3 oil in small air cooled two cycles. But if it is working for you it may show we worry too much about oil....but that is the nature of the site.

Some tests show added HP with more oil, but it was done with castor oil with no additives.
Other test show that more oil in the fuel ratio makes the engine run hotter. Lawn Boy Duraforce recommended 32-1 TCW-3 when they put the motor on a mower, and recommend 50-1 synthetic now that it is on a snow blower. Who knows... Fresh gas and proper storage may be more important than oil brand and ratio, to long equipment life.
 
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At Menards The last time I got some Quaker State Air-Cooled 2-cycle oil I paid just under $2.70 a qt.

Andy
 
I have 6 two cycle motorcycles,1 two cycle snowmobile, 3 chain saws, 2 trimmer/brush cutters, 1 Shred 'n Vac, 1 power ice auger, 1 two cycle lawn mower. That's fifteen two cycle engines all using the same oil. I buy the Canadian Tire brand Motomaster two cycle oil. It's relatively inexpensive, and probably some of the best conventional two cycle oil you can buy. I've been using it for decades. Some of my two stroke engines are close to 30 years old. Same oil, same engines after all these years has to amount to something.

I also have three outboard motors that get the same oil but TCW3.

Oil brand is of little or no consequence. Proper ratio is more important. As I always say, get any decent quality oil for the best price and go with it.
 
MX2T 32:1. Possibly the best 2 stroke oil ever made. Your Craftsman is an entry level trimmer. Should last you a couple of years. MX2T will get it down the road just a little longer.
 
I've been running the Racing 2T for a couple years at 40:1, prior to that I was using Lawn Boy at 32:1. After my 2T is finished I'm running Saber in the equipment.

Off topic: My craftsman blower was 9 years old when it chipped a piston. Engine looked go when disassembled, other than the piston top. My Ryobi weed trimmer is on year 10 now, need to replace fuel lines this weekend.
 
I'm using walmart outboard/multiuse oil sold in gallon bottles for about $11.Mixed at 40:1 for a bolens trimmer and poulan chainsaws.they start easily with good power.These lower cost tools need an easy breakin of about one hour of both idling and light cutting.This will extend the life of the machine.always use high octane gasoline.
 
My Craftsman Trimmer...lasted...a whole 5 years!


Have had an Echo blower and trimmer now for 12 yrs and not close to showing signs of honking out.

Also a Stihl chain saw and hedge trimmer.

Toro/Suzuki 10 yr old Snow blower.

I always mix to manufacturer specs...Amsoil Syn or Stihl Ultra.
 
I'm using amsoil sabre in a Ryobi trimmer @ 80:1.
Before I switched to syn. oil I used the engine makers 40:1 ratio
and a petroleum oi.Trimmer was hard to start on the cheapie oil.
On amsoil it starts easy and has far more power. I don't sell amsoil.
 
I use the stihl synthetic stuff that my stihl dealer sells. The cost is so small it's not worth mentioning. I might use 2 gallons of 2 stroke gas a year between my leaf blower, my chain saw and my line trimmer. I have quite a bit of line-trimming in my yard, and I hardly ever use the chain-saw anymore.
 
Today I decided to work on an older 'weedeater' brand trimmer that never ran very well.This time I mixed pennzoil multipurpose at 100:1 and this junker did run better than it ever has!The carb. cannot be tuned-so maybe now it's getting the fuel it needs.It is amazing to me how this engine could run on this small amt. of oil.It shows no sign of seizure or power loss.In a good machine I wouldn't want to use 100:1 .
 
Now using an oil called 'no smoke' -sold at tractor supply in this area.This bolens trimmer is a cheapie model,however it did start easier and make more power with amsoil saber at 80:1.When I run out of NS I may switch back to sabre.NS is good and it is a 'synthetic'.after trying different types of spark plugs in my poulan saw,I have found that a plug with shorter electroded helped the saw to start much easier. The CJ8 plug helped the starting.forgot to say that the ALCO 'no smoke' is mixed at 50:1
 
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