Even engines that use the same injectors do not use the exact same fuel tables between engine manufacturers. When you can post fuel tables from multiple engine brands and show that they are exactly the same then you can keep going on the idea that everything is the same no matter who makes it.
hey haney
Discussion in 'Trucks [ Eighteen Wheelers ]' started by Superhauler, Dec 20, 2011.
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FUUU***K! You really don't seem to get it. Of course they are not exact copies. Basic principle is the same = fuel rate is controlled by injector pulsewidth, meaning injector opening time. You want more fuel? Keep injector open longer. Simple?
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I know this, yet by what you are saying by my understanding is that you aren't taking into account of the injector being fired by the cam as well, we know the cam profiles are not the same between brands so the tables will be specific to the brands base line cam and then we can modify within the time allotted by the cam lobe, in my head the duration would have more effect on the size of the fuel table in the ECM.
I know that the principle is the same, just don't try to dumb down the tuning aspect of it, just cause a scenario can be met with one brands ECM does not mean it is possible with others. -
Lenny settle down!!!! You know that is not true and in its most Basic form the PW does control duration. However there is other factors that will contribute to "More" or Less Fuel regardless of the PW. (When referring to Cat Injectors)
Do we have to go into great detail here to demonstrate this or can you be a little more understanding as some of these guyz are not idiots.
Less agro and more information is a Good thing I think.... Mind you some days I'd like to punch a few people LOL -
Oh no.
Now you are going to have Haney bolting the darn fuel tanks to the roof so he can put the output yoke to the Fuller to the power divider yoke so he can blow the rollers apart at Antrium.
On the downside, Highlander will now do quarter miles in a complete wheelie, and of course, the sleeper will have to go if he ever wants to make a living with the truck again.
I read all these threads with great interest. You're all pretty bright individuals with a lot of great perspectives on building horsepower. Put all that brainpower and talent together and y'all could rule the world. But alas, it gets like this:
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Did Haney shorten or lengthen wheelbase when he went from stock to 1300 hp? Don't mix things. I meant that losses stay about the same even if hp is upped. So if it's 15% when stock, it's much lower % when at 1300 hp. My truck had 6 % loss at 754 whp, stock is something like 10%, in hp about 54 stock or tuned, maybe a couple hp less when stock. Single drive axle, 1 piece driveshaft.
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Those FLS/FTS, cal codes and others are just fine tuning tools of the basic fuel maps. Keep all those same but change file from 550 to 600, did you get more fuel?
Maybe I have seen Cat fuel map? -
I believe that a short single axle is capable of that sort of loss, now throw in another drive axle and an extra length of drive shaft, also maybe the extra rotating weight of a different style transmission.
Did you use an engine dyno to figure HP before installing engine in the truck, if not how are you able to figure out the level of power that is lost to the wheels. -
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Why does everyone keep entertaining this idiot?
Last edited: Dec 30, 2011
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