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I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

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Old Jun 9, 2008 | 07:22 AM
  #1  
Dmity Kiev's Avatar
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From: Kiev Ukraine
Car: Firebird 91
Engine: Vortec 350 224/230cam, ported head
Transmission: TH700r4 with vette servo,hd oil pum
Axle/Gears: now 3.73 posi old 3.23 posi
I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

Base Engine L05 from Caprice

Engine was fully rebuilded:

all new bearings , pistons + 0.20

new vortec heads GM Performance 12558060
Valve springs CCA-981-16
Camshaft CCA-08-500-8
Vortec Intake EDL-2116
Drive Pulleys MCH-22031-09
Water Pump EDL-8811
TBI Holley 502-6
Headers HED-68478
EEPROM chip police Hypertech 121461

tell me please now many horsepower my engine is got now ?











Thanks . Dmitry Kiev Ukraine
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Old Jun 9, 2008 | 11:49 AM
  #2  
five7kid's Avatar
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
You will certainly feel a much bigger punch when you get on the throttle.

You will be in the 275-300 horsepower range.
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Old Jun 9, 2008 | 10:13 PM
  #3  
Evader15's Avatar
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Re: I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

How much is invested in that engine?
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Old Jun 10, 2008 | 12:14 AM
  #4  
Dmity Kiev's Avatar
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Joined: Oct 2006
Posts: 114
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From: Kiev Ukraine
Car: Firebird 91
Engine: Vortec 350 224/230cam, ported head
Transmission: TH700r4 with vette servo,hd oil pum
Axle/Gears: now 3.73 posi old 3.23 posi
Re: I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

aproximately 3.500 $ with shipping from US to Ukraine
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Old Jun 10, 2008 | 07:50 AM
  #5  
kdrolt's Avatar
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Joined: Mar 2001
Posts: 849
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From: MA
Car: 93 GM300 platforms
Engine: LO3, LO5
Transmission: MD8 x2
Re: I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

Originally Posted by Dmity Kiev
Base Engine L05 from Caprice

.... EEPROM chip police Hypertech 121461

tell me please now many horsepower my engine is got now ?
Maybe 230 fwhp.

That chip is not going to work properly with the rest of the engine parts. It will run very lean at WOT and moderate to high engine speeds. You also didn't say what size injectors you are using.

To make the combination work to its fullest you need to retune the chip. The cam you chose is slightly warmer than an F/Y car LT1 cam, so if everything was tuned right, you should have close to 300 fwhp. A decent Vortec 350 build, using a much hotter cam, can go easily over 400 fwhp when tuned properly. Your don't have that, yet. BE CAREFUL because you could ruin that expensive engine.

Last edited by kdrolt; Jun 10, 2008 at 07:55 AM.
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Old Jun 10, 2008 | 08:28 AM
  #6  
Dmity Kiev's Avatar
Thread Starter
Member
 
Joined: Oct 2006
Posts: 114
Likes: 0
From: Kiev Ukraine
Car: Firebird 91
Engine: Vortec 350 224/230cam, ported head
Transmission: TH700r4 with vette servo,hd oil pum
Axle/Gears: now 3.73 posi old 3.23 posi
Re: I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

Injector is Holley 670cfm , where i can get a properly bin file for this chip ?
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Old Jun 10, 2008 | 11:43 AM
  #7  
kdrolt's Avatar
Senior Member
 
Joined: Mar 2001
Posts: 849
Likes: 2
From: MA
Car: 93 GM300 platforms
Engine: LO3, LO5
Transmission: MD8 x2
Re: I swap V6 to V8 L05 and upgrade it...question is how many hp i got now?

You should start by reading in these two things:

https://www.thirdgen.org/forums/tbi/...free-tune.html

https://www.thirdgen.org/forums/diy-prom/
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