95.5-2004 Tacomas & 96-2002 4Runners 4th gen pickups and 3rd gen 4Runners

Vasinvictor's 3.4 rear mount turbo setup

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Old Jul 31, 2014 | 09:23 AM
  #121  
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Originally Posted by vasinvictor
A fellow at Great Converters just told me there's not much he can do with the factory stall. He said he may be able to get 2200 or 2400 out of it...... hmmmm
Go to another shop then. I had my factory stall redone and it ended up around ~2800-3000. Could get it up to 3200 if I really stood on it.
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Old Aug 31, 2014 | 04:21 PM
  #122  
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Congrats

Hey Drew, I had to create an account just to congratulate you on how far you've taken this beast! I've been rockin my rear mount for a while and have decided to go front mount with a CX racing header kit.
I'm going to be getting rid of most of my aluminum 2" charge pipes and replacing them with 2.5" charge pipes. I'll sell them to you for cheap if you want
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Old Aug 31, 2014 | 08:36 PM
  #123  
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Originally Posted by Texas_Ace
Go to another shop then. I had my factory stall redone and it ended up around ~2800-3000. Could get it up to 3200 if I really stood on it.
Thanks for supporting common sense my man. I'm putting my ar15 pistol build on hold to finish my turbo kit

This isn't in regards to the turbo talk at all btw

Last edited by gioguitardude; Aug 31, 2014 at 08:38 PM.
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Old Sep 15, 2014 | 10:38 AM
  #124  
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Originally Posted by gioguitardude
Hey Drew, I had to create an account just to congratulate you on how far you've taken this beast! I've been rockin my rear mount for a while and have decided to go front mount with a CX racing header kit.
I'm going to be getting rid of most of my aluminum 2" charge pipes and replacing them with 2.5" charge pipes. I'll sell them to you for cheap if you want
Sorry been in Colorado riding dirtbikes and now been trying to catch up on work and such. I might be interested. I've been hesitant to put alum on for various reasons but I realize it does look pretty bad as is. PM me what you have and what you want. I'm wanting to add a BOV too, if you happen to have a pipe with a fitting in it.
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Old Sep 15, 2014 | 10:42 AM
  #125  
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From: DFW TEXAS BABY!
Skip the BOV, there is no reason or need for it and it will just reduce performance and cause headaches.

Plus with an auto there is doubly no reason for it.
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Old Sep 16, 2014 | 10:21 AM
  #126  
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Originally Posted by Texas_Ace
Skip the BOV, there is no reason or need for it and it will just reduce performance and cause headaches.

Plus with an auto there is doubly no reason for it.
What if I just want the cool "pshhhhhh" sound? lol seriously though I'll probably skip it. I do have a problem with the silicone adapter blowing off the throttle body if I don't carefully let the pedal back out. I don't like having to feather it. I'm using a silicone adapter on the TB, but a worm drive clamp. Maybe a t bar would work better. That compressor surge sounds pretty awesome too.
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Old Sep 16, 2014 | 11:31 AM
  #127  
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From: DFW TEXAS BABY!
Originally Posted by vasinvictor
What if I just want the cool "pshhhhhh" sound? lol seriously though I'll probably skip it. I do have a problem with the silicone adapter blowing off the throttle body if I don't carefully let the pedal back out. I don't like having to feather it. I'm using a silicone adapter on the TB, but a worm drive clamp. Maybe a t bar would work better. That compressor surge sounds pretty awesome too.
Thats more a factor of bad piping, get everything setup right and it should stop. More then likely it is due to the engine rocking when you let off then anything else.
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Old Sep 20, 2014 | 10:51 PM
  #128  
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Originally Posted by vasinvictor
Sorry been in Colorado riding dirtbikes and now been trying to catch up on work and such. I might be interested. I've been hesitant to put alum on for various reasons but I realize it does look pretty bad as is. PM me what you have and what you want. I'm wanting to add a BOV too, if you happen to have a pipe with a fitting in it.
Where in CO? I go to woodland park and rampart often to go riding. But anyway why do you have a problem with aluminum pipe??? It dissipates the heat from the turbo better than any other material you could possibly use and it lasts forever unlike plastic.
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Old Sep 21, 2014 | 06:26 AM
  #129  
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No problem with alum. It's ideal. I just have no problems with PVC. Also sent you a PM.
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Old Sep 21, 2014 | 06:31 PM
  #130  
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Originally Posted by vasinvictor
No problem with alum. It's ideal. I just have no problems with PVC. Also sent you a PM.
You'll get the same power with less PSI guaranteed. 1.5" is great for boost gauge eye candy but 2" aluminum is perfect for rear mount setups to battle lag and heat since you aren't intercooled.
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Old Sep 21, 2014 | 06:47 PM
  #131  
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Originally Posted by gioguitardude
You'll get the same power with less PSI guaranteed. 1.5" is great for boost gauge eye candy but 2" aluminum is perfect for rear mount setups to battle lag and heat since you aren't intercooled.
I would rather have 2.0" tubing but I have a 1.5" body lift. The 1.5" PVC od is 1.9" and it was really tight in some places. Maybe I can crush the tubing in some areas. Where did you run your charge pipe and how much body lift?

Also I just got a couple new silicone adapters to replace a couple glued pvc 90s and repositioned my meth nozzles in front of the throttle body butterfly. Behind the butterfly the engine vacuum was sucking the prime out if the meth and making a big lag before meth kicked in. I hope by mount the nozzles on the other side, away from vacuum, this will fix that issue. Pics to come.
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Old Sep 21, 2014 | 07:32 PM
  #132  
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Originally Posted by vasinvictor
I would rather have 2.0" tubing but I have a 1.5" body lift. The 1.5" PVC od is 1.9" and it was really tight in some places. Maybe I can crush the tubing in some areas. Where did you run your charge pipe and how much body lift?

Also I just got a couple new silicone adapters to replace a couple glued pvc 90s and repositioned my meth nozzles in front of the throttle body butterfly. Behind the butterfly the engine vacuum was sucking the prime out if the meth and making a big lag before meth kicked in. I hope by mount the nozzles on the other side, away from vacuum, this will fix that issue. Pics to come.
Factory lift (check out my build thread for pics gioguitardude on Tacoma word forums title: 95.5-96 Tacoma turbo PROBLEM) and it runs right over the frame after the turbo downwards then 90 degree bends straight up the side of the truck in between the body bottom and the frame. It comes up at 45 degrees into the passenger wheel well then 45 degree bends into 3" piping for the BOV and MAF. It's all 2" up until the passenger side exhaust port.

And I'm glad you moved your nozzles back. Not only will that help with unnecessary suction but it will also better equally distribute the meth between the 6 intake channels. I've heard of outer piston failures because people had the nozzles too close and all the meth was getting sucked into the middle 2/4 channels and leaning out the outers.

Last edited by gioguitardude; Sep 21, 2014 at 07:38 PM.
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Old Sep 22, 2014 | 03:51 AM
  #133  
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Originally Posted by vasinvictor
Also I just got a couple new silicone adapters to replace a couple glued pvc 90s and repositioned my meth nozzles in front of the throttle body butterfly. Behind the butterfly the engine vacuum was sucking the prime out if the meth and making a big lag before meth kicked in. I hope by mount the nozzles on the other side, away from vacuum, this will fix that issue. Pics to come.
Wouldn't you be better off mounting your nozzles even further away from the throttlebody? I would think closer to the compressor outlet so that the water/methanol has more time to atomize and absorb heat from the intake charge.

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Old Sep 22, 2014 | 05:59 AM
  #134  
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From: DFW TEXAS BABY!
Originally Posted by gioguitardude
And I'm glad you moved your nozzles back. Not only will that help with unnecessary suction but it will also better equally distribute the meth between the 6 intake channels. I've heard of outer piston failures because people had the nozzles too close and all the meth was getting sucked into the middle 2/4 channels and leaning out the outers.
Originally Posted by Robb235
Wouldn't you be better off mounting your nozzles even further away from the throttlebody? I would think closer to the compressor outlet so that the water/methanol has more time to atomize and absorb heat from the intake charge.
Those^.

You want the nozzle as far from the throttle body as possible. In your case you are limited by the MAF sensor. If you put it before the MAF it will screw the readings up real good.

If you were standalone and didn't have a MAF then I would run it right at the turbo outlet or even pre-turbo.

Also the PCV pipe has much thicker walls then aluminum. You should be able to fit 2" without much hassle, it can be crushed some without much work if needed.
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Old Sep 23, 2014 | 01:21 PM
  #135  
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My luck ran out today. I changed plugs (every oil change now) and putting on the new couplers and repositioning the meth nozzles. I went on a cruise and tried my once-a-week WOT rip. Ignition misfire and then KABOOOOM a huge backfire thru the throttle body. Blew my throttle body coupler off and the FPR hose off. After I reconnected everything roadside I start it up and hear this...

http://vid300.photobucket.com/albums...l/IMG_6694.mp4

S%$#.
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Old Sep 23, 2014 | 01:24 PM
  #136  
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What do you think broke? Piston damage of some sort?
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Old Sep 23, 2014 | 01:33 PM
  #137  
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I'm not sure. I drove it home 5 miles like this. It runs great idles good the clicks speed up with engine RPM but don't seem to get any louder.

Just goes to show you can be all kinds of careful and still something like this can happen from one stinking misfire.
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Old Sep 23, 2014 | 02:20 PM
  #138  
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Originally Posted by vasinvictor
My luck ran out today. I changed plugs (every oil change now) and putting on the new couplers and repositioning the meth nozzles. I went on a cruise and tried my once-a-week WOT rip. Ignition misfire and then KABOOOOM a huge backfire thru the throttle body. Blew my throttle body coupler off and the FPR hose off. After I reconnected everything roadside I start it up and hear this...

http://vid300.photobucket.com/albums...l/IMG_6694.mp4

S%$#.
That sounds like a valve. Of course 14 psi is borderline crazy even with meth but that was definetely detonation of some sort. These engines are tough man... I'll bet the bottom end is fine.
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Old Sep 23, 2014 | 02:37 PM
  #139  
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The bottom end sounds fine. I hope it's as simple as a dropped valve or some heads off fix. What part of a bad valve would make that noise and it still run good?

What stinks is I preregistered for our local car show and burnout competition (on metal plates) is this Saturday. Such is life.

Last edited by vasinvictor; Sep 23, 2014 at 02:38 PM.
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Old Sep 23, 2014 | 04:18 PM
  #140  
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Originally Posted by vasinvictor
The bottom end sounds fine. I hope it's as simple as a dropped valve or some heads off fix. What part of a bad valve would make that noise and it still run good?

What stinks is I preregistered for our local car show and burnout competition (on metal plates) is this Saturday. Such is life.
Maybe a lifter or push rod. Get those heads off ASAP though before more damage is caused. Usually the tone or volume of the knock changes or goes away with increased engine speed when the problem is the pistons or rings and you didn't say there was smoke so I assume it's all in your heads. Don't worry man, it's probably not as bad as it sounds.
Check each spark plug and the gap in the mean time. Never know
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