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-   -   H-I-J '76 Nova re-fit. (https://classracer.com/classforum/showthread.php?t=67661)

Larry Hill 09-28-2019 05:27 AM

Re: H-I-J '76 Nova re-fit.
 
Clutch!

Nmbr1GMfan 09-28-2019 03:32 PM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by Larry Hill (Post 598661)
Clutch!

As you will see in the videos, the clutch is too loose so we may be giving up a little bit there.

Nmbr1GMfan 09-28-2019 04:29 PM

Re: H-I-J '76 Nova re-fit.
 
We had a few issues last night, one was with the water pump, I think it was just a funky connection so it was an easy fix. I'm a total Racepak newb so that was a struggle, biggest issue was not being able to get it to record, I ended up laying a laptop in the car and clicking a manual record button in the program every pass. Clutch needs a tightening up for sure. Autumn said the car had no power in Indy, although it was better here (far left timeslip is Indy the rest were last night, we only ran 1/8) you can clearly hear in the video it barely pulls rpm up in high gear at all. More work to do!
https://i.imgur.com/V9qC4ijh.jpg
https://www.youtube.com/watch?v=6kIgOC6EOTg
https://www.youtube.com/watch?v=ZRaYQIK8pzI

J&S Racing 09-28-2019 08:40 PM

Re: H-I-J '76 Nova re-fit.
 
if Your checking 02’s here’s a small tip.
Place the curser over the o2 graph then left click the mouse. There will be a slide to adjust the sensitivity. I usually set mine 25 to 30. Cleans up the graph and makes it easier to read.

Willyracer 09-28-2019 09:26 PM

Re: H-I-J '76 Nova re-fit.
 
Hi,Todd
I am a racepak newb also. Have only about 12 recordings
Are you trying to starting recording automatically or do
You have a manual start button.I have ours set up on a manual
Button.I Just press it after I get the top bulb light. I have a configure
File to auto start but I have not downloaded and try. If manual
Starting you can test without running the car. We have a sportmans
With 1 O2 sensor and oil pressure sensor added I can email you
A screen shot of where the record start selection is.
Hope this helps some
David

Nmbr1GMfan 09-29-2019 12:58 AM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by J&S Racing (Post 598709)
if Your checking 02’s here’s a small tip.
Place the curser over the o2 graph then left click the mouse. There will be a slide to adjust the sensitivity. I usually set mine 25 to 30. Cleans up the graph and makes it easier to read.

Thanks.

Nmbr1GMfan 09-29-2019 01:00 AM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by Willyracer (Post 598712)
Hi,Todd
I am a racepak newb also. Have only about 12 recordings
Are you trying to starting recording automatically or do
You have a manual start button.I have ours set up on a manual
Button.I Just press it after I get the top bulb light. I have a configure
File to auto start but I have not downloaded and try. If manual
Starting you can test without running the car. We have a sportmans
With 1 O2 sensor and oil pressure sensor added I can email you
A screen shot of where the record start selection is.
Hope this helps some
David

David, I have it setup to record off the button but it won't. I planned to set it up to trigger off rpm but I wanted to try it off the button to know it would work but NOPE, I must have something messed up.

Willyracer 09-29-2019 08:53 AM

Re: H-I-J '76 Nova re-fit.
 
1 Attachment(s)
I tried to attach a screen shot of setup location of record
Selection Don't know if it sent. If not PM your email and I
Can try to send it that way.

jcw31 09-29-2019 09:41 AM

Re: H-I-J '76 Nova re-fit.
 
Is it normal to lose 8 mph between 1/8 and 1/4 ?That just looks wonky.

MR DERBY CITY 09-29-2019 10:17 AM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by jcw31 (Post 598737)
Is it normal to lose 8 mph between 1/8 and 1/4 ?That just looks wonky.

Yes, it’s very normal when backing out of the throttle....GEEZ. !!!!!! Autumn is doing a great job ....'!!!!!!!!


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