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LT1 heads on a TPI

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Old Feb 23, 2010 | 12:03 AM
  #1  
seventy77's Avatar
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From: VT
Car: 87 GTA
Engine: 5.0
Transmission: 5spd
Axle/Gears: 3:45
LT1 heads on a TPI

I have a 87 stock TPI,will these heads work on this,,and if so,how much hp would it add?
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Old Feb 23, 2010 | 12:04 AM
  #2  
seventy77's Avatar
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Joined: May 2008
Posts: 47
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From: VT
Car: 87 GTA
Engine: 5.0
Transmission: 5spd
Axle/Gears: 3:45
Re: LT1 heads on a TPI

Oh,and it will be for a 5.7,replacing the 5.0..
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Old Feb 23, 2010 | 01:16 AM
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: LT1 heads on a TPI

They bolt on , that is about all.
Coolant passages , intake bolt pattern are different and need modifying. Has been done before
See
https://www.thirdgen.org/forums/tpi/...eads-gen1.html


https://www.thirdgen.org/forums/tech...onversion.html
https://www.thirdgen.org/forums/engi...am-intake.html
https://www.thirdgen.org/forums/engi...lt1-heads.html

Last edited by vetteoz; Feb 23, 2010 at 01:26 AM.
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