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Author Topic: The new life of the formula fastback  (Read 38189 times)

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NoMad

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Re: The new life of the formula fastback
« Reply #360 on: October 23, 2019, 02:23:03 pm »
Well that would likely be much closer than what I have available now. Will text you.

NoMad

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Re: The new life of the formula fastback
« Reply #361 on: October 23, 2019, 07:24:37 pm »
Working to figure out all the details so I can get a new eprom made. They are wanting ALDL scans/records to show what the motor was doing so it looks like I will be buying, borrowing, or building a WinALDL set up so I can get them the data.

Also ordered parts to improve the heatsink properties. Have an actual aluminum heatsink section, heatsink paste to put between all the points of contact, and am adding more space and possibly cooling fans into the center console I am building. I figure I can make all of that work with the stand alone ecu later so it is a good plan.

Wanted to get something accomplished so I did more bodywork tonight and got the Aramida bumper cleaned up and am going to have it ready to paint soon. Just leaves a few panels and she will be ready for paint.

Onward and upward and all that.

GTRS Fiero

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Re: The new life of the formula fastback
« Reply #362 on: October 23, 2019, 07:27:45 pm »
MikeMac was ordering the ALDL adapter.  I have 3, but am far away.

Amida bumper cover?

NoMad

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Re: The new life of the formula fastback
« Reply #363 on: October 24, 2019, 07:32:44 pm »
I went ahead and ordered a bluetooth and usb ALDL cable last night.

I have the Arimida FI512 bumper going on the car when I finish painting it and all the rest of the new panels plus the roof and rear clip that I will do on the car.

GTRS Fiero

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Re: The new life of the formula fastback
« Reply #364 on: October 24, 2019, 08:11:37 pm »
Looking forward to seeing how this turns out.

NoMad

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Re: The new life of the formula fastback
« Reply #365 on: October 24, 2019, 10:14:39 pm »
Externally it will look very similar to a fathom green metallic version of TXGood's red GT.

Also might have found my ECM solution.... F4 EBR boarded 7730. Gives me the GM maps and built in support network, a self learn tuneing function to speed up the process after changes, easy rewrites and code mask changes, the multiple in/out 5v circuits I wanted from the MS3x, simple install and simple to adjust when I swap motors, and less money than almost any other ECM option. Plus it will allow me to use inputs from a wideband O2, intake air temp, and a stacked 1 bar and 3 bar map sensors to get truly factory level smoothness even with the turbo LQ1. By using a remanufactured unit from summit I get essentially an all new ecu with everything I want. Seems a no brainer for me at the moment. Will likely order one tomorrow after I get the final questions answered by the company in the morning.

GTRS Fiero

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Re: The new life of the formula fastback
« Reply #366 on: October 24, 2019, 10:28:35 pm »
I haven't seen Mike's GT.  I did see a pic of his hood, IIRC, but don't remember any metallic.

Whenever you hold forth on this stuff, I feel...stupid.  Don't read the technical portions of the newsletter.
« Last Edit: November 02, 2019, 08:20:10 am by GTRS Fiero »

NoMad

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Re: The new life of the formula fastback
« Reply #367 on: October 24, 2019, 10:51:18 pm »
You shouldn't. I am learning a ton with this project and a lot of this knowledge is just from hours of research to try and find good solutions. I, for one, enjoy the newsletters and the tech involved. You do a great job with it.

I just ordered a new set of connectors for the 7730 ecm side of the harness. Does anyone know if we have an ecu to firewall pigtail in the parts barn? It would allow me to prep the swap pigtail to speed the process and then I could replenish it with the stock pigtail from the formula fastback after I swapped ECUs.

GTRS Fiero

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Re: The new life of the formula fastback
« Reply #368 on: October 24, 2019, 11:04:47 pm »
I have learned a lot from doing the newsletters, so I understand the learning part.

Fierofool

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Re: The new life of the formula fastback
« Reply #369 on: October 24, 2019, 11:40:40 pm »
Scott may have those harness ends from the parts car.
There are three kinds of men:

1.    The ones that learn by reading.
2.    The few who learn by observation.
3.    The rest of them have to pee on the electric fence and find out for themselves.    Will Rogers

scottb

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Re: The new life of the formula fastback
« Reply #370 on: October 25, 2019, 04:30:58 pm »
I might, will need to see a picture of which ones you need. ..... I am traveling for work next week so I wont be available for the next 2 weekends

NoMad

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Re: The new life of the formula fastback
« Reply #371 on: October 25, 2019, 08:02:04 pm »
Scott, looking for the wire harness from the ECU to the firewall inside the car.

NoMad

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Re: The new life of the formula fastback
« Reply #372 on: October 25, 2019, 08:10:00 pm »
Also, I pulled the trigger on the P4 Flash EBR 7730 ecu. Hopefully it will ship next week and I can start getting that going and really know what is happening with the motor in real time and logged. Plus the speed difference in the computer is insane. In data transfer rate to the ALDL and motor is literally 512x faster than our 7170s!

GTRS Fiero

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Re: The new life of the formula fastback
« Reply #373 on: October 31, 2019, 10:34:50 pm »
Did it ship?

NoMad

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Re: The new life of the formula fastback
« Reply #374 on: November 02, 2019, 02:19:16 pm »
Yes, I actually have it and have fully repinned to the 7730 connectors I bought. Still working on it though as it looks like I need to move a few wires at the connectors again for the P4 Flash. Also have to purchase and install my knock sensor and my crank position sensor for the new computer.

Lastly I have to figure out how to get the data from the provided CD into my laptop as the CD drive has been dead for a few years now. I got the new battery for it the other day so I should have plenty of life in it to do data logging and tunning runs once it is up and running.

Also, I spent the money on getting a nice bluetooth ALDL set up. It runs well and gives decent info. However trying to load the data tracks into TunerProRT has left me stumped as I am not getting any usable info from it. Likely an error on my part as I have never done this style of tuning before.

Hope to get the computer install roughed in tomorrow and hopefully get to tuning soon after. I would like to stop driving the truck everywhere.