power service?
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In Order Of Performance:
1) 2% REG SoyPower biodiesel
HFRR 221, 415 micron improvement.
50:1 ratio of baseline fuel to 100% biodiesel
66.56 oz. of 100% biodiesel per 26 gallons of diesel fuel
Price: market value
2)Opti-Lube XPD
Multi-purpose + anti-gel
cetane improver, demulsifier
HFRR 317, 319 micron improvement.
256:1 ratio
13 oz/tank
$4.35/tank
3)FPPF RV, Bus, SUV Diesel/Gas fuel treatment
Gas and Diesel
cetane improver, emulsifier
HFRR 439, 197 micron improvement
640:1 ratio
5.2 oz/tank
$2.60/tank
4)Opti-Lube Summer Blend
Multi-purpose
demulsifier
HFRR 447, 189 micron improvement
3000:1 ratio
1.11 oz/tank
$0.68/tank
5)Opti-Lube Winter Blend
Muti-purpose + anti-gel
cetane improver
HFRR 461, 175 micron improvement
512:1 ratio
6.5 oz/tank
$3.65/tank
6)Schaeffer Diesel Treat 2000
Multi-purpose + anti-gel
cetane improver, emulsifier, bio-diesel compatible
HFRR 470, 166 micron improvement
1000:1 ratio
3.32 oz/tank
$1.87/tank
7)Super Tech Outboard 2-cycle TC-W3 engine oil
Unconventional (Not ULSD compliant, may damage 2007 or newer systems)
HFRR 474, 162 micron improvement
200:1 ratio
16.64 oz/tank
$1.09/tank
8)Stanadyne Lubricity Formula
Lubricity Only
demulsifier, 5% bio-diesel compatible, alcohol free
HFRR 479, 157 micron improvement
1000:1 ratio
3.32 oz/tank
$1.00/tank
9)Amsoil Diesel Concentrate
Multi-purpose
demulsifier, bio-diesel compatible, alcohol free
HFRR 488, 148 micron improvement
640:1 ratio
5.2 oz/tank
$2.16/tank
10)Power Service Diesel Kleen + Cetane Boost
Multi-purpose
Cetane improver, bio-diesel compatible, alcohol free
HFRR 575, 61 micron improvement
400:1 ratio
8.32 oz/tank
$1.58/tank
11)Howe’s Meaner Power Kleaner
Multi-purpose
Alcohol free
HFRR 586, 50 micron improvement
1000:1 ratio
3.32 oz/tank
$1.36/tank
12)Stanadyne Performance Formula
Multi-purpose + anti-gel
cetane improver, demulsifier, 5% bio-diesel compatible, alcohol free
HFRR 603, 33 micron improvement
480:1 ratio
6.9 oz/tank
$4.35/tank
13)Used Motor Oil, Shell Rotella T 15w40, 5,000 miles used.
Unconventional (Not ULSD compliant, may damage systems)
HFRR 634, 2 micron improvement
200:1 ratio
16.64 oz/tank
price: market value
14)Lucas Upper Cylinder Lubricant
Gas or diesel
HFRR 641, 5 microns worse than baseline (statistically insignificant change)
427:1 ratio
7.8 oz/tank
$2.65/tank
15)B1000 Diesel Fuel Conditioner by Milligan Biotech
Multi-purpose, canola oil based additive
HFRR 644, 8 microns worse than baseline (statistically insignificant change)
1000:1 ratio
3.32 oz/tank
$2.67/tank
16)FPPF Lubricity Plus Fuel Power
Multi-purpose + anti-gel
Emulsifier, alcohol free
HFRR 675, 39 microns worse than baseline fuel
1000:1 ratio
3.32 oz/tank
$1.12/tank
17)Marvel Mystery Oil
Gas, oil and Diesel fuel additive (NOT ULSD compliant, may damage 2007 and newer systems)
HFRR 678, 42 microns worse than baseline fuel.
320:1 ratio
10.4 oz/tank
$3.22/tank
18)ValvTect Diesel Guard Heavy Duty/Marine Diesel Fuel Additive
Multi-purpose
Cetane improver, emulsifier, alcohol free
HFRR 696, 60 microns worse than baseline fuel
1000:1 ratio
3.32 oz/tank
$2.38/tank
19)Primrose Power Blend 2003
Multi-purpose
Cetane boost, bio-diesel compatible, emulsifier
HFRR 711, 75 microns worse than baseline
1066:1 ratio
3.12 oz/tank
$1.39/tank
CONCLUSIONS:
Products 1 through 4 were able to improve the unadditized fuel to an HFRR score of 460 or better. This meets the most strict requirements requested by the Engine Manufacturers Association.
Products 1 through 9 were able to improve the unadditized fuel to an HFRR score of 520 or better, meeting the U.S. diesel fuel requirements for maximum wear scar in a commercially available diesel fuel.
Products 16 through 19 were found to cause the fuel/additive blend to perform worse than the baseline fuel. The cause for this is speculative. This is not unprecedented in HFRR testing and can be caused by alcohol or other components in the additives. Further investigation into the possibilities behind these poor results will investigated.
Any additive testing within +/- 20 microns of the baseline fuel could be considered to have no significant change. The repeatability of this test allows for a +/- 20 micron variability to be considered insignificant.
The white bottle can be used year round with no ill-affects... but to make room for the antigell additive, they take out some of the cetane boost additive. So... white for the winter for obvious reasons and grey for the other 3 seasons.
I buy the large 96oz jugs and refill 33oz MSR brand camping fuel bottles (carry 2 of them in my truck at all times). This prevents leaks and spills and they are designed to carry fuel and the like kind of fluids safely. Once you open the smaller bottles of Powerservice, the caps may leak if they tip over... so be carefull.

I tend to double-dose.. for the piece of mind and doing so adds more cetane boost and more anti-gell... but just follow the directions and you will be fine.
I have been using for years and never a problem... Powerservice is the #1 brand out there and readily available at Walmart, truckstops and many other locations.... and priced very competitively.
I NEVER trust what stations say about having "winterized fuel"... I always treat my own with Powerservice and just know it was done right!!! Some stations use a blend of #1D and #2D (which is very hard on your motor due to low lubricity)... and some just add Powerservice or other additives into the underground tank when the tank truck unloads their delivery... but who ever really knows? Using Powerservice will add the necessary lubricity and anti-gel... and more is OK if not better and will not harm anything. According to Powerservice, anything more than "double-dosing" is waste of money... but will not harm anything.
In the dead of winter (as it is right now)... I double dose (I dump in 32oz per fill-up in my Excursion which holds 44 gallons of fuel.... but I never run it empty anyways).
If you buy fuel in Kansas City lets say (untreated due to outside temps being warmer than lets say Iowa or Minnesota for example)... and then drive to Iowa or Minnesota... where it gets cold or colder... or overnight it gets very cold.... you will gell up... so for this, I always treat and never worry about it. In Minnesota, they mandate the use of bio-diesel... which also has a greater and known tendacy to gell... so the use of "anti-gel additives" is needed!!!!!
By the way, the other thing is to always use OEM/Racor made fuel filters and change them on time. Dorty filters will clog up faster and collect wax/gel faster as well... and make for poor performance as well... so clean filters and using the white bottle of Powerservice is the way to go!!!
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other seasons, as suggested. I do the fuel filters every other oil change @ 10K
Ford Trucks for Ford Truck Enthusiasts
I have no way of testing or knowing... but most of us start out with diesel fuel around a cetane rating of 40, when our motors were tested and set up to use a standard of 45.
Cetane improving additves (regardless of brand) helps... but there is a limit to what they can do... low cetane fuel can only be boosted so far with an additive... then it just is a waste of money... poor fuel is poor fuel.
I have always used Powerservice in every tank fill-up for a few reasons...
1) To boost cetane levels (regardless of the levels achieved, at least they are boosted).
2) The higher the cetane, at least I am helping to ensure a cleaner more effecient burn of my fuel (or so I hope).
3) For extra lubricity of my fuel system (fuel pumps and fuel injectors).
4) Injectors cleaners
5) Water dispercants/water separation to help in my HFCM fuel filter.
For these reasons... I use in every tank and every fill-up and carry with me 2 MSR brand camping fuel bottles (33oz large size bottles) that I refill from the large Powerservice jugs (grey for 3 seasons and white in winter).

Currently $11.99 per 80oz bottle at my local Tractor Supply. Cheaper than Walmart.
Maybe I should start a new thread for this but ..

I came across the table adambomb posted above a while ago while on a forum for my dodge cummins.
#7 on that list, the Super Tech Outboard 2-cycle TC-W3 engine oil gets alot of praise on those forums & I'd seen some good stuff on here too so I tried it recently.
I'm sold!! The engine start and idle is a noticeable improvement. The cold starts especially. I wish I'd taken a video of a cold start before so I could post here to show the comparison.
Now I use the power service in the white jug & the tc-w3 in my fuel tank.

Currently $11.99 per 80oz bottle at my local Tractor Supply. Cheaper than Walmart.
Maybe I should start a new thread for this but ..

I came across the table adambomb posted above a while ago while on a forum for my dodge cummins.
#7 on that list, the Super Tech Outboard 2-cycle TC-W3 engine oil gets alot of praise on those forums & I'd seen some good stuff on here too so I tried it recently.
I'm sold!! The engine start and idle is a noticeable improvement. The cold starts especially. I wish I'd taken a video of a cold start before so I could post here to show the comparison.
Now I use the power service in the white jug & the tc-w3 in my fuel tank.

As far as using 2-stroke motor oil... hope it worls... but for me.... good ol' diesel fuel and a quality diesel fuel additive is all I am going to use due to the potential cost issues of a problem with our highly tuned injectors. The testing done and the results that people have published was regarding lubricity and just basically a "ball-bearing" or a "wear-test" of some sort... but when we are injecting fuel at 25,000 PSI through an injector... I have my concerns abut using something like 2-stroke oil that has not been tested or approved... by any of the diesel injection companies at a minimum!!!
I know people state on the internet forum sites to use 1oz per gallon of fuel... but there is no scientific basis for this formulation... just some guy's posting... so why not add 2oz or 5oz or 10oz of 2-stroke oil... more must be better right??? Heck, it will cut all wear, noise and such to zero... heck, your motor will sound like a "fine swiss watch ticking when done".... how do I know.... I read it on the internet!!!!
I'm not sure I'll continue the practice, at least with the Ford, the Dodge maybe.
I figured I'd post it because it was a positive experience, granted it's perceived improvement. I can't prove anything.
Plus it's more $$ I'm sinking in when I'm filling up, as if the fuel isn't becoming expensive enough

By the way, the Rotella T 15W-40 is $11 per gallon at Tractor Supply.
Shell Rotella 15W40 Oil, 1 gal. - 0830659 | Tractor Supply Company
I'm not sure how that compares to Walmart currently, but it is cheaper than buying the 5-gal drum which works out to $12 per gallon.
Shell Rotella® 15W40 Oil, 5 gal. - 0830675 | Tractor Supply Company
I also see that Power Service is coming out with a 1 gal container (128oz) so maybe it could be cheaper still.
Last edited by Piolet; Jan 9, 2011 at 11:09 PM. Reason: additional info
Why... slick marketing and careful choice of wording on their website and bottles.... that is why I have chosen Powerservice.
Read it yourself - read it carefully: http://www.howeslube.com/dieseltreat.php
Howes costs less due to not using any cetane improvers in their product. How due I know this... becuase Howes does not claim to have any... read it carefully. They just make the claim that their product is an anti-gel (which it is and it is a good one).
By being an "anti-gel"... they make the claim or leap of faith that one will get more miles per gallon, cleaner running motor, reduced emissions, removes water and so on... there is no claim of having cetane improvers called out by name, by trade name or by anything!!!!
Howes chooses their words very carefully and if you read it word for word... and make no assumptions... you will see that they really are not making any real claims... but come close without really making them. Howes does not claim any "cetane boost or improvement"... becuase they can't. They can not make the claim that it cleans your injectors becuase there are no "injector cleaners" that have been added (or they do not mention it in the text or on the bottle, but they do in the bullet points as a benefit....but they state that using their product makes for smoother running motor (due to removal of water and moisture) - mmmmmm?????
• Prevents diesel fuel from gelling.
• Safely removes water from diesel fuel.
• Contains no alcohol or other harmful solvents.
• Increases power and fuel economy.
• Cleans and lubricates fuel injectors.
• Eliminates smoking and rough idle.
• Free Tow Guarantee!
• Safe and effective in all diesel and biodiesel blends to B-20.
• Particulate filter friendly and warranty safe.
As well, look at a large display of Howes at a truck stop and see how the gold color of the bottles can vary in color??? Makes you wonder (or at least me)... why? Why is their quality control so off to have varying color of their product in a clear bottle???
For the reasons above, I have chosen Powerservice as my additive of choice for 7 years... They specifically call out on their website and on their bottles that they have cetane improvers, lubricity improvers, injector cleaners and in the white bottles anti-gel additives.
Here is the Powerservice website for the white bottle/anti-gel product: http://www.powerservice.com/dfs/
Stanadyne is another quality brand available, but it costs more and is not as readily available as the Powerservice brand.











