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2-Cycle oil additive: recommended type and ratio questions

don't we have detergent in fuel anyways?
IIRC, there's a comparison test on fuel additives wich shows that TCW-3 2 stroke oil lubricates better than Stanadyne and W30 (will post the test if I succeed in finding it).

What does that say about the stanadyne stuff then?? :eek:
 
I hope this doesn't break any of our forum rules. I'm not linking to that 'other' site... If available, this is why I keep carping on about using Biodiesel...

-Rob :)
 

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I hope this doesn't break any of our forum rules. I'm not linking to that 'other' site... If available, this is why I keep carping on about using Biodiesel...

-Rob :)

Biodiesel is good stuff, Turbo - but many of us CAN'T GET THE STUFF! So recommending it is fine, but giving it as the "best and final solution" is not applicable to many on the board. Not flaming, just saying.:rolleyes5:
 
I hope this doesn't break any of our forum rules. I'm not linking to that 'other' site... If available, this is why I keep carping on about using Biodiesel...

-Rob :)

Wow, I guess I stand humbled about the TCW3 in the fuel system. I guess it isn't comparing apples to apples is it? In a 2-stroke, where it is burning, and providing the only source of lubrication, it scores way low. In a diesel fuel system it would appear that it works remarkably well.

The power service score scares me! Maybe it's time to go get some TCW3!

Live and learn.
 
I've said this several times. I use the opti-lube XPD. According to the study, it is the best lube additive short of the bio-diesel.
 
I have read some and forgotten some but thought the TCW3 was more or less an emissions label kinda sorta similar to an API classification. It had less ash and burned cleaner for watercraft applications. But as was alluded to does have less lubrication for the top piston ring in hotter applications ie air cooled engines. I have questioned the air cooled oil vs water cooled 2 stroke oil But is our diesel engine the same as an air cooled gas engine probably not the engine oil keeps the top ring free not the diesel fuel lube so I opt for the tcw3 oil as it might be a bit cleaner.

I think the personal water craft guys like Seado etc (ROTAX or similar engine) don't recommend using general TCW3 oil but do offer a water craft emissions rated oil for use on water craft. I thinks its illegal to use non "W" rated oils in water craft. Some oils just don't go for the expensive test to get approved for TCW classification but are as clean. ie smokeless air cooled oil like Optilube.

I have read a bit that hi performance dirt bikes have used castor oils and similar for even better lube at hi temps etc. Score again for bio lubes.

As for the ratio who knows I run 50/50 mix of 2 stroke and Opti-lube XPD from the test sited (not optilube above). 16oz per fill up or every other fill up from 1/4 tank. I liked the test and now see most fuel additives as solvents and dispersants (or water emulsifiers etc). So there are benefits to running them regularly to keep the fuel system clean and running 2 stroke oil as lube. BUT I don't take the test as gospel as it doesn't measure the other important specs of diesel fuel ie viscosity, film strength, cetane etc. And how the fuel performs at the temperature of the wear scar test might be appreciably different verses at the higher temps in the IP.

Mine again is only opinion but its like using a quality machine tool oil. I have in a pinch used wd-40 to clean calipers but its not good should use Starret or similar machine tool oil.

I'd say 10w oils have more additives viscosity index improvers etc that weren't meant to be burned vs straight viscosity oils. Non detergent (ND) Sae 30 would be best if using regular oil.
 
If you don't have bio diesel available in your area you can do 1 of 2 things. Purchase canola oil or soy bean oil ( canola actually has the lowest gell point of all cooking oils) at the store and add 2 quarts per 26 gallon tank or you can find a restaurant to give you their waste veg and filter down to 1 micron and dewater and put 2 quarts into your 26 gal tank. BTW 2 quarts of fresh oil is cheaper than any of the additives in the study per oz.
 
I've been saving my TCW-3 16 oz containers and refilling them with a mixture of TCW-3 and Power Service. I keep 2 or 3 in the door pocket along with an oz of Stihl premix oil and a quart of virgin olive oil for emergencies or in case I come along a rolled produce vehicle.
 
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I've been saving my TCW-3 16 oz containers and refilling them with a mixture of TCW-3 and Power Service. I keep 2 or 3 in the door pocket

Dan, I just started doing the same thing. I make a large mix of 2 parts TCW-3 to 1 part Power Service and then put it in quart oil containers. Adding 1 oz. of the mix per gallon of diesel gives approx. 1:200 TCW-3 and 1:400 Power Service, which is what I've been running for the last 6 months. Saves having to add two different items to each tank.
 
I've been saving my TCW-3 16 oz containers and refilling them with a mixture of TCW-3 and Power Service. I keep 2 or 3 in the door pocket along with an oz of Stihl premix oil and a quart of vigin olive oil for emergencies or in case I come along a rolled produce vehicle.

I do something similar. 2 cycle mix with your favorite diesel additive in my door pocket.

I don't have the olive oil yet thought. LOL.
 
So would the bio diesel that is available at the pump be the best method to go with? Would you guys add anything else to the tank if you mixed the bio with the regular diesel?
 
So would the bio diesel that is available at the pump be the best method to go with? Would you guys add anything else to the tank if you mixed the bio with the regular diesel?

It sure makes it easy here in Portland. In Multnomah County diesel pumps all have 5% Bio. I fill up with this about every other tank and usually all the time. That keeps it above the 2% mixture, is really convenient considering the lubricity benefit and even at 5% not much hit on mileage. Of course when I'm going somewhere I have to pack some bottles of additive.
 
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