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Question for dzlpwr

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grind and thump

Addition to the family!

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The stock output of these pumps for our trucks when they come out of the factory is around 80 cc per 1000 strokes. The most fuel we got out of one by just turning the fuel screw is 150 cc.
 
Mike,





TTT = To The Top.



Just a way of bringing a topic to the top of the list rather than have to "page back" alot to find it, and to remind of topic still going/open.



Bob.
 
I felt pretty stupid not knowing what TTT stands for... . now I feel really stupid as I don't get what "To The Top" means.....
 
To The Top



Means to bring it to the top of the section it was posted in. This one being 1st gen section.



You bring it back up to get the posters attention and to let other people see it.
 
:-laf :-laf ... . RGT, I'm with you on that bud,:-laf . :-laf . . it took me a while to figure out all the little abbreviations and acronyms and I still don't know some of them,,, I just won't tell which ones.....



bob.
 
OK great. Now what? We have several different figures here.



140-145cc, 145-155cc, 280cc, 300cc



So which is it? I tried talking to a local pump shop and like so many others experience the pump guys are tight lipped about anything. I don't get secrecy here. Either they don't know or its so damn simple we might question the cost of the work. I mean how big can this market be?????



If someone would come forward and say "Oh yeah we can do that and it will give X-HP and this is what we do for this much $$$ then I'd be willing to send my work that way, but when I get "its a 200hp pump or a 230HP pump I want to know what makes it so.



The "DYI" guys will always be that way so why not sell parts. If it is a relatively easy/safe procedure I'm for doing it myself. If I'm not comfortable doing it myself I'll have it done.



I have clients who want do do some of their own work all the time. Sure no problem but your on your own, no warranty, call me if you need it fixed.



Anyway it would be nice to get to the bottom of this.
 
Comes down to some people just like to have others think they know what they are talking about, (B. S. ) fools some people sometimes. Enough said.
 
Hey, mighty bold talk for a two eyed skinny man... . ;);) ... or something like that... . :)



For those who wonder/care, the numbers I quoted 140-145cc came from Piers. He was "on a mission" and as he roared by me at the shop I asked and he answered on his way out the door.

I'm assuming he heard me correctly when he answered.

My pump information material does NOT contain that specific information, it has pretty much everything else though... strange.



I also can't see why, for the life of me, that a Bosch shop wouldn't tell us what the "stock" fuel flow rating is. There is absolutely NO reason to keep that hush hush.



So long as they now the pump number, they can tell in seconds.

In fact, I'll make another call tomorrow to a shop that will tell me exactly what they know.



Bob.
 
I've just started reading the VE manual I downloaded from SAE.



According to Table 1 on page 5 of this Bosch manual the VE axial piston fully mechanical injection pump provides 120 mm/3 fuel injected per stroke.
 
!!DOH!!,,, good catch Joe, I missed that altogether...

Now, what the heck is 120 mm3 equal to in english, and how does that translate to cc's per 1000 strokes... ?? ;)



Bob.
 
1cm = 10mm

1cm^3 = 1000mm^3



So, X mm^3 / stroke = X cm^3 / 1000 strokes



On my engine, the stock fuel delivery is stamped into the data plate. It says 74 mm^3 / stroke.



And just for fun.....

CC = cubic centimeter = cm^3

mm^3 = cubic milimeter = microliter

liter = 1 dm^3 = 1000 cm^3 = 1,000,000 mm^3



:D Sean



But, the real question here is... ... what is the air speed velocity of an unladen swallow? And does it produce enough lift to carry a porkchop? :D
 
Underdog

Bradleys diesel injection services

2013 s 6th street

Klamath Falls OR 97601





541-882-5031

They also have an 800#

1-888-783-2723

Talk to Carl about the VE and Joe about the p-pump

hope this helps.

Eric
 
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