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Old 11-20-2009, 10:07 AM   #1
Alex1
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Re: Need some engine advice and suggestions...

Quote:
Originally Posted by Wild83C10 View Post
Those two items will work great, but lets take a step back. You say you have a 10AN line from the tank. What type of line is it? Is your fuel tank setup for a return and a pusher fuel pump? Does it have a sump? I know everyone doesn't run a sump and gravity feed their electric pumps, but it's ecommended and the pump will like it. Also keep in mind that you need a pre filter (100 micron) and a post filter (10 micron). Aeromotive sells a sump kit with built in filter and a1000 pump.

Square advice.

Did you get a wideband yet?
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Old 12-01-2009, 11:05 PM   #2
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Re: Need some engine advice and suggestions...

Quote:
Originally Posted by Wild83C10 View Post
Those two items will work great, but lets take a step back. You say you have a 10AN line from the tank. What type of line is it? Is your fuel tank setup for a return and a pusher fuel pump? Does it have a sump? I know everyone doesn't run a sump and gravity feed their electric pumps, but it's ecommended and the pump will like it. Also keep in mind that you need a pre filter (100 micron) and a post filter (10 micron). Aeromotive sells a sump kit with built in filter and a1000 pump.
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Square advice.

Did you get a wideband yet?
Thanks for the advice guys. I got the BOV today. It looks like a quality part. Hopefully I can get it installed by tomorrow. I'll get the wideband after I get the BOV, FPR and fuel pump installed. I'll post updates soon...
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Old 01-17-2010, 11:38 PM   #3
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Re: Need some engine advice and suggestions...

I'll have an update on the blow-off valve by the end of the week. In the mean time, here's a video of some burn-outs,

http://www.youtube.com/watch?v=DIkAs...ayer_embedded#
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Old 01-18-2010, 09:59 AM   #4
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Re: Need some engine advice and suggestions...

Real sweet ride. I would keep the 3:73 gear if your going to street drive it. I've always ran the same and it gives the best of both worlds, And with that much power, I don't think you need any more. My .02 Where is Pace, Fl?
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Old 01-18-2010, 12:38 PM   #5
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Re: Need some engine advice and suggestions...

Just outside of pensacola.
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10.39 1/4 @ 125.83

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Old 01-29-2010, 12:26 AM   #6
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Re: Need some engine advice and suggestions...

I finally got my BOV installed. I still have to route a good vaccuum source to it and then I can go try it out. Is there anything I should double check before putting it to the test?
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Old 01-30-2010, 11:27 AM   #7
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Re: Need some engine advice and suggestions...

Looking good. How you doing with the other upgrades?
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Old 01-30-2010, 01:54 PM   #8
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Re: Need some engine advice and suggestions...

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Looking good. How you doing with the other upgrades?
I still need to finish the fuel system, but the Suburban has been occupying most of my time. Can you describe the normal operation of the blow off valve. As it stands, as soon as I manually move the throttle it starts opening up and releasing air from the supercharger. When does this stop?
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Old 01-30-2010, 01:57 PM   #9
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Re: Need some engine advice and suggestions...

Cant you adjust the valve? Set it for the PSI you want?
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Old 01-30-2010, 03:13 PM   #10
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Re: Need some engine advice and suggestions...

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Cant you adjust the valve? Set it for the PSI you want?
Good question. The instructions said it was preset at the factory and not to adjust it. Makes you wonder why they put an adjustment screw on it....

Last edited by Hart_Rod; 01-30-2010 at 03:51 PM.
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Old 01-31-2010, 08:53 PM   #11
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Re: Need some engine advice and suggestions...

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I still need to finish the fuel system, but the Suburban has been occupying most of my time. Can you describe the normal operation of the blow off valve. As it stands, as soon as I manually move the throttle it starts opening up and releasing air from the supercharger. When does this stop?
Suburban looks nice. I will have to check out the build thread.

You need to build boost or pressure in the intake in order for the valve to stay closed. The hose that comes from the intake to the BOV senses pressure or vacuum. Under boost it will close the valve and keep it closed. If there is vacuum in the intake it will open the valve. It appears that the BOV is doing what it is supposed to do. You don't want pressure when you are manually blipping the throttle.
Before you make any adjustments drive the truck and see if how it acts.
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Old 01-31-2010, 09:18 PM   #12
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Re: Need some engine advice and suggestions...

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i watched the video.... man lay in to the throttle!!! you aint gonna hurt that thing! blow them tires off man!
I know, I know....I'm still babying it. I still need to update the fuel pump and pressure regulator before I get to crazy with it.....

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Suburban looks nice. I will have to check out the build thread.

You need to build boost or pressure in the intake in order for the valve to stay closed. The hose that comes from the intake to the BOV senses pressure or vacuum. Under boost it will close the valve and keep it closed. If there is vacuum in the intake it will open the valve. It appears that the BOV is doing what it is supposed to do. You don't want pressure when you are manually blipping the throttle.
Before you make any adjustments drive the truck and see if how it acts.
Roger that. It's been nasty weather her for the last couple of weeks so I really haven't gotten to drive it. Tomorrow is supposed to be nice, I'll try to take it out then. Also, what are your thoughts on a PCV setup?
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Old 01-31-2010, 05:48 PM   #13
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Re: Need some engine advice and suggestions...

i watched the video.... man lay in to the throttle!!! you aint gonna hurt that thing! blow them tires off man!
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Old 01-31-2010, 09:19 PM   #14
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Re: Need some engine advice and suggestions...

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i watched the video.... man lay in to the throttle!!! you aint gonna hurt that thing! blow them tires off man!
X2 - and you were using brakes? WTH? ? ? ?
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Old 01-31-2010, 10:17 PM   #15
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Re: Need some engine advice and suggestions...

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X2 - and you were using brakes? WTH? ? ? ?
I'm scared.........
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Old 02-01-2010, 12:52 AM   #16
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Cool Re: Need some engine advice and suggestions...

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I'm scared.........
SCARED!!!??? nooooo you do not use those words in this thread lol you gotta be balls out man! lol
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Old 02-14-2010, 09:25 PM   #17
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Re: Need some engine advice and suggestions...

Before I purchase a wideband setup, I need to upgrade the fuel system from the Holley black pump/Holley non bypass, non boost referenced FPR (anyone need to buy a pump and FPR, ) to some Aeromotive stuff. Here's what I'm planning for the fuel system:

A11101 - Fuel pump
A13301 - Boost reference fuel pressure regulator with return
A12301 - 10 micron fuel filter
A12304 - 100 micron fuel filter

The only thing I'm not sure of is the fuel pressure regulator. There seems to be a lot of choices. The 13301 is adjustable from 3-20psi and has a spring that can be changed to make it adjustable from 20 to 65psi if I ever switch to fuel injection. Thoughts?

R/

Last edited by Hart_Rod; 02-15-2010 at 09:51 PM.
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Old 02-15-2010, 09:39 PM   #18
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Re: Need some engine advice and suggestions...

That fuel pump P/N doesn't show up, do you mean 11101?

Everything else looks good. I would recommend SS covered teflon hose. I had a problem with the SS rubber hoses pushing/outleaking fumes/vapor and my garage stunk from fuel.

What size fitting do you have out of the tank? Do you have a return fitting?
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Old 02-15-2010, 09:50 PM   #19
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Re: Need some engine advice and suggestions...

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That fuel pump P/N doesn't show up, do you mean 11101?

Everything else looks good. I would recommend SS covered teflon hose. I had a problem with the SS rubber hoses pushing/outleaking fumes/vapor and my garage stunk from fuel.

What size fitting do you have out of the tank? Do you have a return fitting?
P/N corrected, . I have 10AN fittings in all ports. I was going to plumb the return line to my fuel filler neck. Does the teflon hose bend very easily?

r/
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Old 02-15-2010, 11:22 PM   #20
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Re: Need some engine advice and suggestions...

Looks like you are taking the right advice hartrod. It is going to be a fun ride when you are done with it.
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Old 02-16-2010, 07:17 AM   #21
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Re: Need some engine advice and suggestions...

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P/N corrected, . I have 10AN fittings in all ports. I was going to plumb the return line to my fuel filler neck. Does the teflon hose bend very easily?

r/
No, the teflon line has a large bend radius.
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S475 and C4 DM running, fine tuning
turbo=
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Old 02-16-2010, 10:40 AM   #22
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Re: Need some engine advice and suggestions...

great build! i love those blow thru vortech and prochargers. that thing will be a beast
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Old 02-23-2010, 11:43 AM   #23
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Re: Need some engine advice and suggestions...

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Looks like you are taking the right advice hartrod. It is going to be a fun ride when you are done with it.
Quote:
Originally Posted by Wild83C10 View Post
No, the teflon line has a large bend radius.
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great build! i love those blow thru vortech and prochargers. that thing will be a beast
Thanks guys. Well I pulled the trigger on the fuel system and should have that taken care of in the next week. I have the following things that need to be connected to receive vaccuum/boost signal. My question is where exactly to pull it from, above (A) the butterflys or below (B)?

PCV - B
transmission - A (ported?)
Blowoff valve - B?
MSD BTM - B?
Boost/Vacuum gauge - A
FPR signal - A (according to Aeromotive tech)

Thoughts or suggestions?
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Old 02-25-2010, 09:29 PM   #24
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Re: Need some engine advice and suggestions...

Look what I found on my porch.
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Special Thanks to All who have helped on the TRUCK!

My Pass Time Show http://s129.photobucket.com/albums/p...Chapter1-0.mp4

So Far my best Times are:

Motor only:
6.44 1/8 @ 104.13
10.39 1/4 @ 125.83

Nitrous Times:
5.785 1/8 @ 118.65 with a 1.336 60ft
9.168 1/4 @ 142.58 with a 250 shot dead out of the hole!
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Old 03-06-2010, 06:30 PM   #25
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Re: Need some engine advice and suggestions...

Man thats a very nice setup you have.

Any more updates?
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