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Old 10-25-2020, 11:16 PM   #1
Mark Yacavone
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Default Re: Not for Nuthin' But Close!

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Originally Posted by Billy Nees View Post
Back to the "Further Adventures of Not-for-Nuthin" or "You Can Be a Total Slacker and Still Go Stock Eliminator Racing".
For this chapter, I have added a set of 19.5x7" Hoosier slicks, the previously mentioned 22" Hoosier frontrunners/rearrunners and, after draining out the gas tank, some NHRA approved Sunoco 260 GTX fuel (98 octane, unleaded). That's all.
Did I mention anything about ignorance and/or stupidity?
First pass, I got the car good and hot and, still running the car in D3, went a 15.83 at only 82 MPH. The car is shutting off just past the 1000 ft. clock.
OK, I ignorantly/stupidly think, I'm getting into a rev limiter.
Second pass, I leave the line in D3 and after the car gets to 6000 RPM in 3rd gear, I shift into D4. And the car goes a 15.75 but does exactly the same thing at exactly the same spot on the track.Hmmmm.
Third pass, I cool the car down and make the run with the shifter in D4 BUT this time, I'm going to watch the speedometer instead of the tach. It goes a 15.655 at 82.75 MPH with the speedo indicating 105 MPH (remember, the really short slicks).
I am now running into the SPEED limiter in the ECU.
So, I'll finish this chapter by saying that I apparently need to kidnap a kid and download a program before I can go play with this thing again. BUT it did run within .05 of the index (DA 1940 ft.) shutting itself off at 1100ft and I still haven't done anything but remove the P/S pump that involved getting dirty.
I'll try and post a couple of pictures later.
Probably more than one limiter in that computer. I don't think you can crack into it easily. We had Ed Wright exorcise a bunch of stuff for us on the Monte. Probably didn't want to hear that.
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Old 10-26-2020, 07:49 AM   #2
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Default Re: Not for Nuthin' But Close!

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Probably more than one limiter in that computer. I don't think you can crack into it easily. We had Ed Wright exorcise a bunch of stuff for us on the Monte. Probably didn't want to hear that.
What about using an aftermarket computer? Is it hard to put in everything you need?
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Old 10-26-2020, 08:12 AM   #3
Robin Lawrence
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Default Re: Not for Nuthin' But Close!

I just pulled up a HP Tuners file for that engine combination and body. the speed limiter is active at 106 MPH and turns back on at 104.

very basic ECU and should be very easy for you to come up to speed.

Most notable the Torque table limits in 4 gear. There are no COT or Cat Over Temp in this ECU.
Your rev limiter as 6500.
Could be a little in the shift scheduling also.
I have my own chassis dyno that I do some work on the side so I play with some of the late model flash ware like the HP Tuners.
Great project! Good luck.

Robin
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Old 10-26-2020, 12:17 PM   #4
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Default Re: Not for Nuthin' But Close!

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What about using an aftermarket computer? Is it hard to put in everything you need?
Marty, You've got to re-read the title of this thread . LOL
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Old 10-26-2020, 08:25 PM   #5
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Default Re: Not for Nuthin' But Close!

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Marty, You've got to re-read the title of this thread . LOL
Mark, I've never priced an aftermarket computer.
How much do they cost?
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Old 10-26-2020, 08:53 PM   #6
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Default Re: Not for Nuthin' But Close!

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Mark, I've never priced an aftermarket computer.
How much do they cost?
I have no idea ;-)
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Old 10-27-2020, 10:00 AM   #7
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Default Re: Not for Nuthin' But Close!

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I have no idea ;-)
Well I have a little experience in this area. One option is what I mentioned earlier about a flashware product such as HP Tuners. Link to hardware. https://www.hptuners.com/mpvi2/
The hardware will set you back about 300 plus another 100 for the license to modify the file. Once that is done you can reflash or tune as many times as you wish. You will need a laptop computer also.

There are a ton of Stand Alone ECU's out there. Some are fairly powerful and others can be very simple. I can only speak for the Holley since it's what I do.
A Terminator X Holley (low cost system) can be had for about 1000 and includes the harness. Here is the issue, unless the 2.2 uses a common crank pattern like 4X on Crankshaft then you won't be able to trigger the ECU. As simple as your deal is I would work with the stock ECU. It is speed density and has a VE table. It's so very basic, just tune the VE table (fuel) and timing.

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Old 10-27-2020, 12:04 PM   #8
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Default Re: Not for Nuthin' But Close!

Thanks Robin for your input. HP Tuners is the way that I have been leaning since I started this project. When you're dealing with an nonredeemable vehicle, cheap is good.
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Old 10-27-2020, 12:48 AM   #9
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Default Re: Not for Nuthin' But Close!

Billy, That gas is kinda expensive for this program , isn't it?
Do you use it in anything else ? How much , per ?
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Old 10-27-2020, 07:33 AM   #10
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Default Re: Not for Nuthin' But Close!

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Billy, That gas is kinda expensive for this program , isn't it?
Do you use it in anything else ? How much , per ?
No, not at this time but I might try it in some other stuff. Depending on where you buy it, it's no more expensive than supreme.
I wanted something without a really high octane rating to start out with because I can't do anything about advancing the timing... yet.
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