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Diesel fuel pumps & Fuel Additive

Mopower58

Mopower58

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Interesting comment, why do you say that? I have only replaced a fuel pump with a FUBAR design by BOSCH. A steel piston in a magnesium cylinder and housing, but it did pump over 23,000 gallons of biodiesel before it s*** the bed.

Had I been allowed to run regular #2 diesel with proper lubricity may not have failed. Thanks Obama
All of my customers used Diesel Kleene in the silver bottle. More fuel lubricity, better mileage, cetane booster.The Obama era low sulfur/lubricity fuel caused numerous injector failures and several fuel leaks from deteriorating rubber.
 
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CumminsPusher

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All of my customers used Diesel Kleene in the silver bottle. More fuel lubricity, better mileage, cetane booster.
I use that myself. Don’t know if it helps anything but I’ve heard good from our diesel guy
 
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Mopower58

Mopower58

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I use that myself. Don’t know if it helps anything but I’ve heard good from our diesel guy
It cuts down a little on the smoke also. I always used it in all my diesels and it is available a lot of places. Normally at least 1 more mile per gallon. With low sulfur diesel it definitely helps.Use it in our diesel tractors still.
 
Smitty335

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It cuts down a little on the smoke also. I always used it in all my diesels and it is available a lot of places. Normally at least 1 more mile per gallon. With low sulfur diesel it definitely helps.Use it in our diesel tractors still.
Every tank ?
 
Mopower58

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Yes sir but it takes very little, I used to keep a bottle in the back of my truck, kept it secure with a bungee. I can't remember the exact amount but it was a few ounces per tank. I always over mixed it. You treat each tankful so the diesel has extra lubricity and benefits of the additive.
 
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JACKAL

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All of my customers used Diesel Kleene in the silver bottle. More fuel lubricity, better mileage, cetane booster.The Obama era low sulfur/lubricity fuel caused numerous injector failures and several fuel leaks from deteriorating rubber.
For all the money I spent on Diesel Kleene additive treating over 20,000 gal through that truck I could have paid for the CP4 pump. Not saying it didn't help, but it didn't prevent the pump from failing either.

Of note, I made a specific point of asking the mechanic if there was any rust, signs of contamination, etc. such as getting poor quality fuel. He said absolutely no signs of water, debris, rust etc. and that from looking at the teardown on everything but the CP4 pump mine was cleaner that most trucks with contaminated fuel with less than 40k miles on them. I said I changed all 3 fuel filters every 20K miles, he replied it shows that the truck has been very well maintained.
 
Mopower58

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For all the money I spent on Diesel Kleene additive treating over 20,000 gal through that truck I could have paid for the CP4 pump. Not saying it didn't help, but it didn't prevent the pump from failing either.

Of note, I made a specific point of asking the mechanic if there was any rust, signs of contamination, etc. such as getting poor quality fuel. He said absolutely no signs of water, debris, rust etc. and that from looking at the teardown on everything but the CP4 pump mine was cleaner that most trucks with contaminated fuel with less than 40k miles on them. I said I changed all 3 fuel filters every 20K miles, he replied it shows that the truck has been very well maintained.
So you quit using diesel Kleene?
 
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Cuoutdoors

Cuoutdoors

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For all the money I spent on Diesel Kleene additive treating over 20,000 gal through that truck I could have paid for the CP4 pump. Not saying it didn't help, but it didn't prevent the pump from failing either.

Of note, I made a specific point of asking the mechanic if there was any rust, signs of contamination, etc. such as getting poor quality fuel. He said absolutely no signs of water, debris, rust etc. and that from looking at the teardown on everything but the CP4 pump mine was cleaner that most trucks with contaminated fuel with less than 40k miles on them. I said I changed all 3 fuel filters every 20K miles, he replied it shows that the truck has been very well maintained.
Do you have the factory exhaust, DEF, egr and all that stuff....

Sent from my SM-G960U using Tapatalk
 
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Remington

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I use the Howes diesel treatment. Used it all the time in my trucks. Never had a problem. When I was at Roush diesel Kleene had a 50-50 success rate in our trucks. We had a Chevy and one dodge and mostly Fords. We switched to Howes and never had injector issues so I’ve stuck with that. I guess it’s personal preference
 
JACKAL

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Mopower58

Mopower58

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I use the Howes diesel treatment. Used it all the time in my trucks. Never had a problem. When I was at Roush diesel Kleene had a 50-50 success rate in our trucks. We had a Chevy and one dodge and mostly Fords. We switched to Howes and never had injector issues so I’ve stuck with that. I guess it’s personal preference
My Cummins injector guy and Ford IDI injection pump guy sold Standadyne and Howes diesel additive.
 
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Mopower58

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The BOSCH CP4 pump failure isn't limited to Ford, this just got published yesterday.

Lawsuit says GM sold trucks not compatible with U.S. diesel fuel

What's described in the story is exactly what happened to mine at 232k miles.
I think another problem with the CP4 in GM's was that thru year model 2016 they had no intank pump. They relied on the CP4 pump to pull the fuel up to it instead of it being fed by an intank pump. Funny that the article mentions VW and fuel mileage. I know several people with late model VW diesel powered cars and they routinely get 40-45 mpg checking it with a pen.
 
Remington

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My Cummins injector guy and Ford IDI injection pump guy sold Standadyne and Howes diesel additive.
So what are you saying, that he just sold it or am I missing something?
 
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Remington

Remington

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I was saying that he sold it and of course recommended it.
10-4 I’m a little slow at reading into what people mean when thy type. Thanks for the clarity
 
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GPR1500SC

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I use Schaeffer's Diesel treat year around is it worth it? Probably not but makes feel better if it don't help the fuel system.
 
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Mopower58

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I use Schaeffer's Diesel treat year around is it worth it? Probably not but makes feel better if it don't help the fuel system.
Well Diesel Kleene makes 2 different formulas but it doesn't get cold enough down here for the white/antigel formula. Most any kind of lubricity additive is good to use all the time. They are like trucks or anything else,everyone has their favorite and swears by it. So if what you are using works then stay with it,Diesel Kleene always worked for me and my customers.I know for a fact that Diesel Kleene improves mileage.
 
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