Pontiac - Boost Turbo, supercharged, Nitrous, EFI & other Power Adders discussed here.

          
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  #101  
Old 09-11-2009, 04:37 PM
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I am definately going to turbo my Tempest! Little nervous cuz im at 9.2:1 compression on a .30 over 455. Guess I could just start with 4-5 psi and go from there. Maybe a thicker set of head gaskets? I have another engine that would be perfect....but its 1500 miles away now.

  #102  
Old 09-11-2009, 08:38 PM
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Originally Posted by 70 bird View Post
Im running a e-bay wastegate I take it apart to check it a few times a year. I use high temp nickle anti-sieze on the valve stem and I havent had any issues.

I have never heard of that stuff. where did you get it. I know synthetic oil isnt the best choice but i felt i had to put something on there.

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  #103  
Old 09-11-2009, 11:31 PM
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Its made by permatex industrial. I get it from production tool supply.

  #104  
Old 09-12-2009, 12:22 PM
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Well, my wife and I took it out for some coffee this morning. The wastegate is working perfect now. I think i will do as you do. Im going to find some of the high temp anti sieze and simply get in the habit of rebuilding and cleaning it every 6 months. I really dont want to overboost and blow this motor up.

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66 GTO clone, 467 cubic inches of Turbocharged Multiport Fuel Injected fury twisting a TH400 into 3.90's wrapped in a 12 bolt posi.

My T56 Install
My Turbo Build
My Vortech Supercharger Build
Hyd Throw out bearing
Misc Build Pics

May the Karma Gods meet you half way....
  #105  
Old 12-01-2009, 12:57 PM
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I saw this car at Ruby's several months ago, badass!

Fuel pump mount you made is still holding up! By the way, what did you do with your old blower setup?

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Last edited by Blone; 12-01-2009 at 01:07 PM.
  #106  
Old 12-01-2009, 08:49 PM
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thank you.. and good to hear that fuel pump bracket is working for you

as for the Vortech, i sold that setup to a member here at PY.

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Vic in SoCal. Follow me on Instagram- Cloud9orbust

66 GTO clone, 467 cubic inches of Turbocharged Multiport Fuel Injected fury twisting a TH400 into 3.90's wrapped in a 12 bolt posi.

My T56 Install
My Turbo Build
My Vortech Supercharger Build
Hyd Throw out bearing
Misc Build Pics

May the Karma Gods meet you half way....
  #107  
Old 12-29-2009, 08:59 PM
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Quote:
Originally Posted by BAD455TA View Post
VIDEO! VIDEO! VIDEO! V-I-D-E-O!!!!
well there was alot of traffic at my test track but here is a teaser.

http://www.youtube.com/watch?v=Mz9zCpatLSI

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Vic in SoCal. Follow me on Instagram- Cloud9orbust

66 GTO clone, 467 cubic inches of Turbocharged Multiport Fuel Injected fury twisting a TH400 into 3.90's wrapped in a 12 bolt posi.

My T56 Install
My Turbo Build
My Vortech Supercharger Build
Hyd Throw out bearing
Misc Build Pics

May the Karma Gods meet you half way....
  #108  
Old 12-29-2009, 11:45 PM
Jonsey Jonsey is offline
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you need to find a lonely stretch of road to test that thing out on.

  #109  
Old 12-30-2009, 02:30 PM
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Quote:
Originally Posted by Jonsey View Post
you need to find a lonely stretch of road to test that thing out on.
i agree.

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Vic in SoCal. Follow me on Instagram- Cloud9orbust

66 GTO clone, 467 cubic inches of Turbocharged Multiport Fuel Injected fury twisting a TH400 into 3.90's wrapped in a 12 bolt posi.

My T56 Install
My Turbo Build
My Vortech Supercharger Build
Hyd Throw out bearing
Misc Build Pics

May the Karma Gods meet you half way....
  #110  
Old 11-02-2010, 11:17 AM
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One comment. You have the 3.90 rear gear still in there (as far as I have read) and now with that 3.06 first gear in the 700R you are blowing right through the gear. No time to build torque or exhaust pressure. That's why you're seeing boost numbers in second. You are now loading the turbo. That's why the 2004R gear ratios (maybe not the strength of the 200 but the ratios) are much better suited to a turbo and work so well in the Buicks. With that 3.06 low gear in there I would drop your rear gear all the way down to 3.08. Actually the better trans would be a 4L80E although you have to watch the installation for clearences as the unit is physically larger. But a mildly build 4L80 will take a lot more HP and torque than even a well build 4L60 E/700R4 trans. Then a 3.23 rear with the 4L80 I think would make a world of difference. Right now you have way too much gear between the 3.90 and the 3.06 first. Now add in even a little stall and the motor is zinging way past any load in first. Believe me you have to load that turbo. Let it work for you. And with the lower gearing you will have much improved gas mileage. Especially with a lock up converter. Just my 2 cents worth. Mark L

  #111  
Old 11-02-2010, 11:19 AM
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Sorry guys I just realized how old the thread was. By now you've probably done all kinds of new and different stuff. Would be nice to see where you've come to on the build. Mark L

  #112  
Old 01-01-2011, 06:50 PM
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Quote:
Originally Posted by marks73ta View Post
Sorry guys I just realized how old the thread was. By now you've probably done all kinds of new and different stuff. Would be nice to see where you've come to on the build. Mark L
lol, yep, i kind of forgot about it. To date im running the old T-56 with the 3.90's with 28 inch tires.

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66 GTO clone, 467 cubic inches of Turbocharged Multiport Fuel Injected fury twisting a TH400 into 3.90's wrapped in a 12 bolt posi.

My T56 Install
My Turbo Build
My Vortech Supercharger Build
Hyd Throw out bearing
Misc Build Pics

May the Karma Gods meet you half way....
  #113  
Old 02-07-2014, 04:50 PM
scooter1966 scooter1966 is offline
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How could i have missed this thread all this time?
Thanks for the pics and details,

I keep seeing posts stating 8:1 - 8.5:1, anyone here run iron heads with 9:1 boosted here?

  #114  
Old 02-07-2014, 06:00 PM
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Sure, I'm running almost 9:1 boosted, but limiting boost to 12psi. I've got the Butler stroker setup and running right at .035 quench with decked 6H heads and MLS gasket. The higher compression will increase your throttle response and gas mileage a little, but limit how much pressure you can build without meth inj or severely retarding your timing.
As is, I'm using the msd boost retard and nothing but 93 octane. I'm probably putting out around 600-625hp to the wheels.
One day I'll upgrade to a set of aluminum d-ports. I'm already running more that enough horsepower to shred my super t10 or my 8.5" rear if I'm not careful.

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  #115  
Old 02-07-2014, 08:39 PM
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Im running 9-1 on my iron headed ford 351w. 20psi with water/meth injection 93 pump fuel. You can push it but your tune better be on!

  #116  
Old 07-05-2014, 04:39 PM
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Nice. I am about to start gathering parts for a turbo build. Having trouble deciding between a single or twins. Not much of a budget for this, but I can do 99% of the work myself. Im hoping to use my 9.2:1 455 as is to start with.

  #117  
Old 07-24-2014, 03:34 PM
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Quote:
Originally Posted by 6D6GOAT View Post
here is the link...most of the guys get them here.

http://majesticturbodallas.com/specials1.html
Looks like they went out of business.

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  #118  
Old 07-24-2014, 10:06 PM
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Originally Posted by Junkyard Dog View Post
Looks like they went out of business.
Moved??? try this... http://www.majesticturbo.com/

  #119  
Old 07-25-2014, 07:05 PM
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Agree. But they only show one "S-400" turbo, the S-475, and no info on A/R dimensions.

Tom V.

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