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Pontiac - Boost Turbo, supercharged, Nitrous, EFI & other Power Adders discussed here. |
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#101
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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.
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#102
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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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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.... |
#103
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Its made by permatex industrial. I get it from production tool supply.
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#104
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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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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.... |
#105
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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
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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
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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
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you need to find a lonely stretch of road to test that thing out on.
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#109
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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
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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
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#111
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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
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#112
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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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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.... |
#113
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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
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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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greg 1976 SE 455 twin turbo austin, tx |
#115
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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!
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#116
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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.
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#117
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Quote:
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Badder than old King Kong And meaner than a junkyard dog -Jim Croce |
#118
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Moved??? try this... http://www.majesticturbo.com/
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#119
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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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"Engineers do stuff for reasons" Tom Vaught Despite small distractions, there are those who will go Forward, Learning, Sharing Knowledge, Doing what they can to help others move forward. |
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