C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

ok expert's I'm curious just what effects "load variable"

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Old Feb 23, 2002 | 11:29 PM
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Default ok expert's I'm curious just what effects "load variable"

I'm not burning proms, (formato's is doing mine and I'm not complaining).
but on my diacom readings I see that the injector pulse width is following the LV8 (load variable). ok, LV8 is a calculated amount of load on the engine.
the reason I am asking is that the LV8 is dropping after 4000rpms while I'm a WOT.
my engine combo(406ci, mini-ram, big cam) should make max power at 5800rpms, so shouldn't the LV8 still be high until then or near to it.

the only thing I can figure is that it has something to do with the "modified" MAF (it max's out "254" at around the same time). Is this the ECM thinking that its still running a TPI manifold? and there isn't any power to be made up there?
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Old Feb 27, 2002 | 12:00 PM
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Default Re: ok expert's I'm curious just what effects "load variable" (ol,RJ)

I'd say all is OK. Obviously, you're going to get more load when in a high gear at low rpm. Max load wouldn't be at redline, by that time the engine is charging real hard.

My max load readings have all come in an overdrive gear (5th, 6th) when the engine is just waking up (2000 rpm or so).
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Old Feb 28, 2002 | 02:42 AM
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ol,RJ
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Default Re: ok expert's I'm curious just what effects "load variable" (TrueBlue ChevyDude)

thanks for the input TBCDude,
It just struck me as being weird, but I guess as long as the 02 mv's are good then maybe all is going well. :cool:
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