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-   -   Mayhems 71 Nova (https://www.yenko.net/forum/showthread.php?t=115505)

Mayhem 01-05-2012 07:26 AM

Re: Mayhems 71 Nova
 
<span style="font-weight: bold">Pics from this morning:</span>

http://blueicehouse.com/n5ssi/IMAG03062.JPG

http://blueicehouse.com/n5ssi/IMAG03072.JPG

http://blueicehouse.com/n5ssi/IMAG03082.JPG

http://blueicehouse.com/n5ssi/IMAG03092.JPG

http://blueicehouse.com/n5ssi/IMAG03172.JPG

Mayhem 01-16-2012 08:30 AM

Re: Mayhems 71 Nova
 
Rolling out of the neighborhood Saturday morning, idling around 20 mph.
http://blueicehouse.com/n5ssi/IMAG0357.jpg



VintageMusclecar 01-16-2012 02:46 PM

Re: Mayhems 71 Nova
 
Why so much fuel pressure?

PxTx 01-16-2012 03:37 PM

Re: Mayhems 71 Nova
 
I'll be interested to what you have to say Eric. I run around wiht about 9 psi on the street and crank it up to 11 while at the track to make sure the dual quads are fed.

VintageMusclecar 01-16-2012 04:21 PM

Re: Mayhems 71 Nova
 
Not criticizing, just curious. I've always ran ~6.5-7 lbs and never had an issue as long as that pressure could be maintained, but I have seen issues with needle &amp; seats with &gt;8-9 lbs.

My $.02: volume&gt;pressure

Plowman 01-16-2012 08:16 PM

Re: Mayhems 71 Nova
 
I found that if you some time use Viton-tipped needle that they will hold 13-lbs on the street. Hope this helps. But VintageMusclecar I found has never lead anyone incorrect. *Paul

Hemicolt 01-16-2012 10:35 PM

Re: Mayhems 71 Nova
 
My Pro Systems carb. requires 9 to 10 psi because of the needle and seat package that Patrick installed in it.

Late on chiming in, but very nice car.

Mayhem 01-17-2012 02:43 AM

Re: Mayhems 71 Nova
 
Thanks.

The psi is indeed high. I am switching electric fuel pump and regulator this weekend hopefully.

Mayhem 03-12-2012 04:59 AM

Re: Mayhems 71 Nova
 
OK, been a little while. Swapped to the electric fuel pump, regulated at 7.5 psi, the other 6.5 goes in the return line. Doing better.
Had an overheating issue last weekend in gridlock traffic. Currently have the hood off, and have carved out the opening in the back of the cowl more so it can really breathe.
I also added a Spectre cold air intake setup with dual snorkels and tubes to the front radiator core, pulling cool air in from the grill, but threw the bug catcher on while the hood is off.
These are a couple pics from today, after 4 days of rain we were ready to get out and stretch.

http://blueicehouse.com/n5ssi/IMAG0567.JPG

http://blueicehouse.com/n5ssi/IMAG0568.JPG

<object width="425" height="350"> <param name="movie" value="https://www.youtube.com/v/EbZQ9ofSvkw"></param> <param name="wmode" value="transparent"></param> <embed src="https://www.youtube.com/v/EbZQ9ofSvkw" type="application/x-shockwave-flash" wmode="transparent" width="425" height="350"> </embed></object>

VintageMusclecar 03-12-2012 04:19 PM

Re: Mayhems 71 Nova
 
Sounds good! [img]<<GRAEMLIN_URL>>/biggthumpup.gif[/img]


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