My Twin Turbo Viper Powered Mustang BUILD.

vkirkend

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700-750 on the stock Gen 3 motor is as far as I can take it.. It only take 7-8 psi to get it there though! Gotta love cubes!

If this is a stock Viper motor (without forged internals) I would be careful with boost. They don't take much pressure....
 

N8dogg

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If this is a stock Viper motor (without forged internals) I would be careful with boost. They don't take much pressure....
Ya I was talking to Todd at A&C about it and since it's a 2003 motor(weakest of the gen3 bunch) I'll be staying under 4-5 psi. He said it should still get me close 700 ftlbs.. Which I'll be happy with. Built motor is out of the question right now. So I'll stick a 4psi spring in the gates and run it off that. Pretty wicked to make close to 700ftlbs on 4-5 psi. The car will be lighter than a viper and with a better gear in the rear so it'll move out pretty good.
 

N8dogg

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I got started mounting the fuel regulator and "building" my own fuel rails.


This is where I like FPRs to be. That way it keeps all the fuel lines neat and out of the way.
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I grabbed a piece of scrap aluminum and built a mounting bracket, then welded it to the back of the intake manifold.

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I dont have room to run the lines like I originally pictured because of various shit being in the way. The stock fuel rails are very large in diameter 3/4" OD to be exact, so i figured they would work great to modify and add -8 fittings to the ends and do the typical 180* bend at the ends and voila all finished..... ya.. nope! They sit too close to the manifold so you wouldnt be able to spin the female fitting ends as you tried to thread them on. I quickly saw that there was not going to be an easy way to do this that both functions well and looks good! Heres what I came up with.

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I bought some 3/4" stainless U bends and tubing. I cut the ends off the stock rails and fit the bend to get my fuel going back to the regulator. I then welded on -8 stainless bungs and a 1/4" NPT bung for the pressure gauge (since the regulator sits facing the rear). I will add supports for the new section of rail that will go back to the stock bolt locations. I then thought it would look awesome if I added a cover plate (aluminum painted black) with holes drilled and dimple died (yes the spacing will be even) with some stainless bolts to hold it all together. It should look pretty awesome when its finished!! More work than anticipated but thats to be expected at this point...:rolling:
 
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N8dogg

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Slow progress I know, but progress is progress. Hard to get much time right now to work on it.

I got the fuel rails and lines finished. I was originally going to make the lines out stainless but that shit was kicking my ass and wasnt bending as nice as this aluminum did so I went with aluminum instead. Would have saved me about 70 bucks if I just would have done that in the first place since I already had the aluminum.. Could have used that on fittings or something.. o well..

I used the tubing bender that I pictured earlier in the thread, a Rigid 37* flaring tool and some patience to get all these done. Could they have been better, Probably.. but they look pretty good and are on the back of the intake so they aren't very visiable anyways. My main reason for doing it this way is to keep any fuel fumes INSIDE the lines.. I absolutely hate how stainless braided hose seeps the fuel vapor. Plus this way is WAY cheaper than hose ends and hose. Fuel lines are -8 feed and -6 return. I'm waiting for our local parts store to get more black -6 nuts and ferrules back in stock so I can finish that short line. I will use the stock return line from this mustang as my feed line and then use the stock line off that black donor car as my new return line. Itll be nice since they are already pre bend and out of stainless. Ill just weld on some bungs and then use short sections of PTFE between the engine and lines and tank and lines. Should work great!

I just have to build the covers for the rails and then I can work on getting this thing back in the car.

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DirtyD916

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This is sick. Glad to see you are making progress. So many times these outlandish builds seem to get stalled and eventually scrapped. I believe in you!
 

N8dogg

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This is sick. Glad to see you are making progress. So many times these outlandish builds seem to get stalled and eventually scrapped. I believe in you!

Yep seen this many times! Not going to happen here, it may take a while but its getting finished. Too much of my own time and hard earned money to just scrap. I have about 14 million projects going on right now so if I can catch up on a couple Ill be able to spend more time on this.
 

WOTjunkie

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Yep seen this many times! Not going to happen here, it may take a while but its getting finished. Too much of my own time and hard earned money to just scrap. I have about 14 million projects going on right now so if I can catch up on a couple Ill be able to spend more time on this.

Please tell me you're bringing this thing up for SEMA! Would love to see this thing in person when it's done.
 

N8dogg

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you are one talented gentleman! Mad props bro
Thank you!
Please tell me you're bringing this thing up for SEMA! Would love to see this thing in person when it's done.

Dude I wish I could! I've never been to SEMA and have always wanted to go, it would be cool to go and bring my car out there. I honestly don't really know how to be "invited" or whatever you have to be to get in...

This is an absolutely awesome build you have going here!

Thanks man!!

So you're the one... lol

^^ this is funny!




I did get my rail covers built.. They came out nice! Just need to drill holes in them and weld mounting tabs on the rails.. I'll probably paint the rails matte black and these gloss. Then the bolts will stainless socket heads. I have to make them removable to be able to plug the injectors in and other misc stuff, this'll also give me a little hiding space for wiring and plumbing. (Still have a shit ton of that to do!)

I started with a piece of 1/8" aluminum, traced cardboard template and then it just so happens that the outer diameter of the dimple die is PERFECT foe the size of the u bend of the rail. Sometimes stuff just falls into place.. I then drilled the holes with a hole saw and used my press to dimple the holes, I did all this before I cut them out, they wouldn't have stayed very flat in the press if I cut them out first.

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Im not home to set them in place to see what its going to look like (at the station) but Ill get them finished soon!


Thanks for all the kind words!!
 

WOTjunkie

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Dude I wish I could! I've never been to SEMA and have always wanted to go, it would be cool to go and bring my car out there. I honestly don't really know how to be "invited" or whatever you have to be to get in...

Dude trust me... You get this thing done you will have ZERO issues getting into SEMA. Guarantee this thing would be a huge attraction. You get it done, I promise you I'll get it in there.
 

rdsnk46

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Thanks for making my Sunday morning coffee so great! Your very talented and have incredible attention to detail, hats off to your awesome build. Looking forward to seeing the start up video.

Congrats on the progress thus far!!!

Andy
 

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