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what injectors and throttlebody size? turbo

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Old 07-13-2006, 06:14 PM
  #11  
Black Snake
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Default RE: what injectors and throttlebody size? turbo

I hope your not running that much boost on a stock block.

But 42's are good for 600 hp, your going to need a 255 pump along with a in line pump.

Get a 90mm Maf and 70mm TB.
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Old 07-13-2006, 06:16 PM
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kennebell92conv
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Default RE: what injectors and throttlebody size? turbo

42 or higher will be good and a bigger fuel pump
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Old 07-13-2006, 06:19 PM
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mustang93
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Default RE: what injectors and throttlebody size? turbo

buy a good block before you put all of that money into a stocker. i think that the stock blocks dont hold up to more than about 500 hp.
get yourself a man o war block
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Old 07-13-2006, 06:22 PM
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88BlueGT
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Default RE: what injectors and throttlebody size? turbo

500rwhp is the max I would take a stock block to.
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Old 07-13-2006, 06:40 PM
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Default RE: what injectors and throttlebody size? turbo

You should make 500+rwhp at 10psi with any decent set of heads.
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Old 07-13-2006, 07:32 PM
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91lxstang
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Default RE: what injectors and throttlebody size? turbo

hell make 700 rwhp with that much boost and a built 331 or 347...
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Old 07-13-2006, 07:40 PM
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FoxRod
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Default RE: what injectors and throttlebody size? turbo

With a 331 setup in a block like the Dart 4 bolt main.
Turbo cam
Good set of heads
75+ throttle body
Trick flow intake

I'm looking to get 800 rwhp with only 15 to 18 PSI. Then I'm gonna throw on a 75 shot and break the 1,000 RWHP mark. If you use the right internals and the right intake and heads combined with a right ground cam you shouldn't have any problem doing the same.

I just dynoed my car yesterday. At 10 PSI, on a stock 302 motor. COMPLETELY STOCK except the turbo. I got 391 rwhp and 463 rwtq and that's with two bad spark plug wires and I'm still running way to rich. As soon as I lean it out a little I'll easily break the 450 rwhp mark on the stock motor. (If it stays together)

But the point is, 800 rwhp on 15-18 PSI is not only possible, it's almost where it should be. Maybe 20 PSI but I doubt it. Just my $0.02
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Old 07-13-2006, 08:51 PM
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Default RE: what injectors and throttlebody size? turbo


ORIGINAL: FoxRod

With a 331 setup in a block like the Dart 4 bolt main.
Turbo cam
Good set of heads
75+ throttle body
Trick flow intake

I'm looking to get 800 rwhp with only 15 to 18 PSI. Then I'm gonna throw on a 75 shot and break the 1,000 RWHP mark. If you use the right internals and the right intake and heads combined with a right ground cam you shouldn't have any problem doing the same.

I just dynoed my car yesterday. At 10 PSI, on a stock 302 motor. COMPLETELY STOCK except the turbo. I got 391 rwhp and 463 rwtq and that's with two bad spark plug wires and I'm still running way to rich. As soon as I lean it out a little I'll easily break the 450 rwhp mark on the stock motor. (If it stays together)

But the point is, 800 rwhp on 15-18 PSI is not only possible, it's almost where it should be. Maybe 20 PSI but I doubt it. Just my $0.02
You do realize you're probably talking about a $50k+ car, right? After you cross that 500-600rwhp gray area, your cost goes up exponentially. And money aside, I think you are underestimating what it takes to make 800rwhp. It's easy to say just put 20psi on a stroker with good heads, but that is just the tip of the iceberg.
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Old 07-13-2006, 09:33 PM
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turbostang21
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Default RE: what injectors and throttlebody size? turbo


ORIGINAL: FullAuto


ORIGINAL: FoxRod

With a 331 setup in a block like the Dart 4 bolt main.
Turbo cam
Good set of heads
75+ throttle body
Trick flow intake

I'm looking to get 800 rwhp with only 15 to 18 PSI. Then I'm gonna throw on a 75 shot and break the 1,000 RWHP mark. If you use the right internals and the right intake and heads combined with a right ground cam you shouldn't have any problem doing the same.

I just dynoed my car yesterday. At 10 PSI, on a stock 302 motor. COMPLETELY STOCK except the turbo. I got 391 rwhp and 463 rwtq and that's with two bad spark plug wires and I'm still running way to rich. As soon as I lean it out a little I'll easily break the 450 rwhp mark on the stock motor. (If it stays together)

But the point is, 800 rwhp on 15-18 PSI is not only possible, it's almost where it should be. Maybe 20 PSI but I doubt it. Just my $0.02
You do realize you're probably talking about a $50k+ car, right? After you cross that 500-600rwhp gray area, your cost goes up exponentially. And money aside, I think you are underestimating what it takes to make 800rwhp. It's easy to say just put 20psi on a stroker with good heads, but that is just the tip of the iceberg.
+1....i know first hand...this is mine

https://mustangforums.com/m_1636512/mpage_1/key_/tm.htm

i have a buddy that's been making 510whp on a stock bottom end w/ an s trim for over a year.....but i've had many more buddy's blow theirs with under 500whp, most tuned by the same person and he's very good and well known
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Old 07-13-2006, 09:58 PM
  #20  
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Default RE: what injectors and throttlebody size? turbo


ORIGINAL: turbostang21

+1....i know first hand...this is mine

https://mustangforums.com/m_1636512/mpage_1/key_/tm.htm
Nice numbers. I also had to let out @ 5700rpm because of a blown header gasket. Untuned, I made a few ponies over 600rwhp @ 13psi without my meth injection. I think with the meth and an extra 4psi, I'd be right in the ballpark with you.

Now I've swapping intakes, cams and pulley (I'm supercharged) to see how far I can push the pump gas limits. How aggressive is your cam? Where are the braided lines coming out of your valve covers going? Do you have an evac pump?
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