2003cobra#2's 3.4 Whipple Build

94slowbra1

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Good on you bro. I want cams and have done everything myself on this car but damn that seems like a big undertaking. Cant wait to hear it chomp!
 

03cobra#2

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Here is a interesting little tidbit. I found someone selling a modified inlet for the 3.4 Whipple. Apparently a company called HPP modified these back in the day and did have some nice gains over stock. Here is a nice side by side comparison. Plan is to run a accufab single blade tb, and a jlt high boost intake with a sct ba3000 meter.
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4sdvenom

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Here is a interesting little tidbit. I found someone selling a modified inlet for the 3.4 Whipple. Apparently a company called HPP modified these back in the day and did have some nice gains over stock. Here is a nice side by side comparison. Plan is to run a accufab single blade tb, and a jlt high boost intake with a sct ba3000 meter.View attachment 1623255
That'll work! Far better than the standard inlet!
 

03cobra#2

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Small update. I got the fuel system in. Lethal return setup with dual Walbro 465's, id1000 injectors. I have the blower mounted to the lower intake, injectors and fuel rails in. I'll be getting the cam covers back in this weekend and hopefully get the blower on this week. Then start on the fuel system.

One question I have is what is the easiest way to get the blower back in the engine compartment without messing up the lower intake gaskets? I can get another set of hands. Are you guys like standing on the engine to carefully lower it into place?
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01yellercobra

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I had myself, my son and daughter, and one of his friends helping put mine back in place. If I didn't have them I was going to use an engine hoist. But I had the lower intake out as well.
 

94slowbra1

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I used an engine lift. Very controlled and can stop it at anytime.
I dropped mine in as a complete assembly (lower intake, blower, injectors, rails ect...) as your lowering in place try and connect the last injector on the pass side. It's a bitch once its sitting in place with that giant intake. I connected as much as I could (electrical and vac) as I was lowering it in place.
 

olympic

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An engine hoist is definitely the easiest way to lower the blower assembly onto the motor. First time I did it though I tied a 12' 4x4 across the top of the blower and had a friend help me carry it over to the car and lower it on.
 

03cobra#2

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Small update. Getting ready to install the blower today. I did a egr delete so it got rid of a ton of vac lines. Trying to make sure everything that is hard to reach is installed on the blower before I drop it into place. One question I do have is where does this small port by the bypass valve go? This looks like it may be hard to reach after the blower is installed. Also here is a progress pic:
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03cobra#2

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Double post
 

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03cobra#2

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Double post sorry
 

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Wings65288

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I believe that's all your boost lines. If I'm right heres my notes on that.

  1. Bottom port (BOOST SIDE) which is port that's connected/tied with the lower intake manifold -This is POST SUPERCHARGER AKA YOUR BOOST (hence your boost gauge/FPR/boost solenoid/FRPS (Fuel Rail Pressure Sensor).
 

94slowbra1

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That is you boost/vac reference. So: factory boost gauge, aftermarket boost, fuel pressure regulator and fuel rail pressure sensor if you are still using it.
Whipple sends an adapter with the crusher inlets that makes it a little easier to get to. Looks like this. Make sure you zip tie the boost/vac connections
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03cobra#2

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I believe that's all your boost lines. If I'm right heres my notes on that.

  1. Bottom port (BOOST SIDE) which is port that's connected/tied with the lower intake manifold -This is POST SUPERCHARGER AKA YOUR BOOST (hence your boost gauge/FPR/boost solenoid/FRPS (Fuel Rail Pressure Sensor).
Thank you, this is making sense now. Looks like I have 3 lines by the passenger firewall. 1 is by itself and goes into the firewall somewhere. The other 2 are connected and one goes into the fender and one goes to the firewall. I'm thinking the one by itself is the boost gauge and the other 2 are for the evap and ac system that get hooked up to a vac port on the back of the blower?
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