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New low sulfer fuel could be bad for VP44?

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Old 05-29-2007 | 08:06 AM
  #46  
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From: New Meadows, Idaho
Originally Posted by Lurch519
I always run a quart of Power Service with 2 - 3 galons of Biodiesel and my fuel mileage has increased about a half mpg. Might be 'cause the summer fuel might be coming into the tanks, but the truck does run better and that bio is REALLy slippery and has great cetane rating .
TOO MUCH POWER SERVICE! - On the label of the 96 ounce bottle it says it makes for 300 gallons! So that is 400:1 ratio or 9.6 ounces for 30 gallons of fuel, or 0.32 ounces for every gallon of fuel. at $12 a jug its still cheap to add 1 quart of 2 cycle oil at $8 a gallon! Actually you need 1 ounce of 2 cycle oil for every 1 gallon of fuel. (128:1 ratio)

And if BIO-Diesel has great cetane rating why do you need to add more to it??? A buddy of mine added more certane to his fuel and lost 10 HP / 18 TQ. So overdosing additives is going to reduce the performance of your vehicle. Thats why I don't uses a certane booster or anti-gel additive I only add lubricant! Most all fuels today excced the minimum 40 Cetane rated required by Cummins and EPA. So why do you need to add more???

But Most fuel today just barely meets the 520 HFRR rating. But remember our truck where designed for 300-350 HFRR fuels (LSD) not 520 HFRR fuel (ULSD). As for today there is not one addtivie product out there that can reduce the HFRR value back to 300!!! But I know 2 cycle oil will...
Old 05-29-2007 | 12:38 PM
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All the info says biodiesel has a slightly lower cetane number but I heard someone at May Madness dyno'ed higher on BD than diesel. Anyone heard that?
Old 05-29-2007 | 02:55 PM
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From: New Meadows, Idaho
Originally Posted by RAFTEN
All the info says biodiesel has a slightly lower cetane number but I heard someone at May Madness dyno'ed higher on BD
than diesel. Anyone heard that?
Quick definition of Cetane...

Cetane number or CN is a measure of the combustion quality of diesel fuel via the compression ignition process. Cetane number is a significant expression of diesel fuel quality among a number of other measurements that determine overall diesel fuel quality. Cetane number is actually a measure of a fuel's ignition delay; the time period between the start of injection and start of combustion (ignition) of the fuel. In a particular diesel engine, higher cetane fuels will have shorter ignition delay periods than lower cetane fuels. Cetane numbers are only used for the relatively light distillate diesel oils.

Maybe it possible that someone overdose on additive in the BioDiesel before the dyno run???
Old 05-29-2007 | 08:06 PM
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I'm sold on 2 stroke oil. I've been running it for a while, and I love the difference it makes in the sound of my truck, and I fully believe it picked up my MPG.
Old 06-25-2007 | 11:49 AM
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I use an additive called lubricity plus. 3 oz. to a tank, costs me 10 cents a tank to add, gives me 1 mpg more, plus increases fuel lubricity and disperses the water. Its not the easiest to find, but it is good.
Old 06-30-2007 | 10:47 AM
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I just talked to a cummins representative. He said that cummins inc has done extensive testing on the vp44 and the 24 valve engine, and told me that it is certified for use with low sulfur and ultra low sulfur fuel. I am still using an extra lubricity enhancer to help this delema. I use a bg product part number 227d, 1 Gallon treats over 2000 gallons. So far no issues
Old 07-01-2007 | 03:02 PM
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Originally Posted by tractorguyacb
I just talked to a cummins representative. He said that cummins inc has done extensive testing on the vp44 and the 24 valve engine, and told me that it is certified for use with low sulfur and ultra low sulfur fuel. I am still using an extra lubricity enhancer to help this delema. I use a bg product part number 227d, 1 Gallon treats over 2000 gallons. So far no issues
I find that hard to believe if for nothing else than common sense should tell you that a VP that has used good ol regular premium diesel all it's life, the one before this ULSD junk, probably WILL develop a problem due to the new fuel, UNLESS you run some kind of additive OR biodiesel. If there's gonna be no problems as the man from Cummins suggests, why don't they put their money where their mouth is or at least stand behind their warranty until the 136k miles it states in the owners manual instead of hassling and making waves over anytime one of those claims comes in?? I'll take my chances running their JUNKY ULSD AFTER adding some kind of additive to the tank (which for me is usually 9 gallons of B-100 biodiesel to top off EVERY tank @ fillup). With the BD bumper sticker and the smell of the fuel being burned (I guess), I get more positive comments on my GREEN POWERED ECO-TRUCK (unless they're a Dodge Cummins fan to begin with.) BD is a great conversation starter!! And it makes crappy diesel less so. Like my American Express card, I'd NEVER leave home without it!!!
Old 07-01-2007 | 05:06 PM
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From: Brownboro Tx.
All i know is my 2001 runs great on red diesel. :-)
Old 07-01-2007 | 05:17 PM
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Ive been useing 2 stroke oil also, runs quieter. Seems to be the hot tip. Though Ive been wondering if im getting any extra carbon build up on my exhaust valves etc.

Anyone tear a engine down thats been run with 2 strke oil?
Old 07-01-2007 | 07:00 PM
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From: New Meadows, Idaho
Originally Posted by GSP
Ive been using 2 stroke oil also, runs quieter. Seems to be the hot tip. Though Ive been wondering if im getting any extra carbon build up on my exhaust valves etc.

Anyone tear a engine down thats been run with 2 strke oil?
I'm not worried at all... There is nothing work with using 2 cycle oil...

1. 381 HP / 826 TQ on the rollers using 105:1 ratio of 2 Cycle oil...

2. My MPG has rose from 16-17 to 19-20 MPG with 2 cycle oil...







Now since I started using 2 cycle oil I've saved roughly $800 bucks and spent roughly $80 bucks on 2 cycle oil so I still saved a total of $720 bucks... Not bad...

If there was a problem with running 2 cycle oil I would of lost on my MPG's numbers, the HP/TQ numbers would of been lower...

As for carbon... Your pyrometer gets up to 1,000*F right??? So there is no carbon on the valves... My truck sees roughly 1000*F - 1200*F at least onces a day...
Old 07-05-2007 | 05:43 PM
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Old 07-06-2007 | 03:17 AM
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From: In the shadow of Mt. Rainier
Originally Posted by JD farmboy

I thought all you farm boys were busy brewing up all the biodiesel your thirsty diesel powered equipment could drink??? Unless you're a corn farmer, then you're into increased profits....I mean Ethanol.
Old 07-06-2007 | 07:27 AM
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Originally Posted by Mopar1973man

Now since I started using 2 cycle oil I've saved roughly $800 bucks and spent roughly $80 bucks on 2 cycle oil so I still saved a total of $720 bucks... Not bad...

If there was a problem with running 2 cycle oil I would of lost on my MPG's numbers, the HP/TQ numbers would of been lower...

As for carbon... Your pyrometer gets up to 1,000*F right??? So there is no carbon on the valves... My truck sees roughly 1000*F - 1200*F at least onces a day...

I started using 2 cycle oil ever since i saw your thread on the diesel garage. Thanks for all the info in this thread guys. 2 cycle is cheap and plentyful. And so far has been working great for me also..
Old 07-06-2007 | 09:19 AM
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From: outside of H-town, Tx, thankfully
Originally Posted by 91rangerturbo
I started using 2 cycle oil ever since i saw your thread on the diesel garage. Thanks for all the info in this thread guys. 2 cycle is cheap and plentyful. And so far has been working great for me also..


Ditto that statement, thanks Mopar1973man!
Old 07-06-2007 | 10:43 AM
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So, the concensus is 2 cycle oil. How much should a person add to each full tank?? One 8 ounce bottle, two....?

Thanks,


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