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WOOOHOOOO #40 Injectors on the way!


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The guy I'm getting the system from will swap out the 26# injectors in the system for some flowed and blue printed 40# units that he has for $30 each. I'm set... I have priced 36# and 40# units and it wasn't going to be cheap...not to mention having them matched and checked....

 

Mike icon_biggrin.gif

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I know...Thinking about it gets me all tinglie inside! Seriously, I'm giving some thought to pulling the bottom end of the motor and swapping pistons for something lower in the compression area, and running a more Forced induction friendly cam..... I'd like to possibly see 600 HP at the wheels... However, Those injectors should be OK for feeding the 540+ I'm currently pushing shouldn't they??? Turn down the presure a bit, make a few adjustments to the fuel map... Hell I have no clue, but these fit my future goal so what the heck...

 

Mike

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Mike, a very conservative guideline says those injs can support 480RWHP at 80% duty cycle. They can certainly support 600 but you would obviously have to run beyond 80% DC and maybe even a little more FP. Nothing wrong with that but just thought I would throw that out because I saw you make mention of turning down the FP.

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Well I also plan to upgrade the ECM and software to the Holley MPI software, so I'll be unloading the Cutler stuff on one of the boating boards or E-bay, and going with the Holley stuff. Hopefully when all is said and done I'll have less than $1000 out of pocket for everything.

 

Still need a lap top though..

70# injectors???? How much HP you throwing down and what the hell sized turbo are you running and is it on an L6?

Mike icon_eek.gif

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I could tell you, but then I would probably have to kill ya! HEHE! Actually with the lower fuel pressure the injectors are equivalent to about 68# and were seeing 76% duty cycle. What turbo do I run? As of yesterday, the question should be...what size TURBOS to you run?

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Twins??? Oh baby.... That is sweet... what system are you managing those with???

 

Guys, I need input in this area.. I'm gonna have the TB, Injectors, rails, pump, reglator, all sensors, intake... and support wiring, but I realy need to know what my options are here for ecu and software...I'm leaning towards the Holley, but I'd be up for other solutions/ options as well, as long as they have a laplink and datalogging...

 

Mike icon_confused.gif

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Try to find a sequential system with wide band O2. Spark and fuel control of course. Knock sensing perhaps. NOS control or boost control maybe? Look for good (FAST!) data logging and tools to manage the resulting data. Something that "self tunes" for a target A/F ratio wouldn't be a bad idea. Local support would be cool too.

 

Hrm, Electromotive is based in Manassas and has all those features including waste spark firing icon_smile.gif I would advise you to at least speak to them. They ain't cheap but at least you no longer have to buy their software.

 

Look at the Speedpro units and the very latest DFI stuff that's either just out or about to come out. Lastly, what's wrong with what you've got? Haltech right? Spark AND fuel control? You've got a dyno near you that Barry has used, yes? Why don't you head over there and see what they like? Someone will have to tune this beast, trust me, and it would be a good idea to use a system the tuner is familiar with.....

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Okay, after looking at some of the SDS project vehicles and other sicko' machines running their simplified system perhaps they're worth a hard look too. Cars running in the 8's have to be dooing something right! You'll give up the comfort level of having lot's of logging and whatnot but the price is right....

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