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full bolt ons head options

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Old Jun 15, 2009 | 03:31 AM
  #1  
johnny89345's Avatar
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Car: 1987 iroc z
Engine: 350tpi
Transmission: 700r4
Axle/Gears: 342
full bolt ons head options

so i found out my heads are the reason for all my problems. i dont want to put a cam in my car as its my daily driver but i have a full intake meaning everythings aftermarket and full exhaust. what options for heads do i have i want something that will keep the car running smooth and maybe add a few horses. give me some part numbers and prices please.
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Old Jun 15, 2009 | 10:31 PM
  #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
What heads do you have that are causing all of these unnamed problems?
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Old Jun 16, 2009 | 02:51 AM
  #3  
johnny89345's Avatar
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Car: 1987 iroc z
Engine: 350tpi
Transmission: 700r4
Axle/Gears: 342
Re: full bolt ons head options

i have the stock l98 cast iron heads. the valve guides are bad and are in need of a rebuild so i was wondering if while there off i should go another route.
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Old Jun 16, 2009 | 10:32 AM
  #4  
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doc
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Joined: Jul 1999
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From: Mims, Florida
Car: '87 IROCZ
Engine: 395 ZZ4
Transmission: ProBuilt 700R4
Axle/Gears: 9 bolt 3.70s
Re: full bolt ons head options

I would definitely go with aluminum heads of some kind. You might consider Corvette L98 aluminum heads, Or go the Summit Racing for their alu heads or Patriot Perforamnce.

Also, new valve springs are in order, so purchase a pair of heads that are assembled.
Use the 1010 Felpro head gaskets for any of the above aluminum heads.
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Old Jun 16, 2009 | 06:18 PM
  #5  
five7kid's Avatar
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iTrader: (14)
 
Joined: Mar 2000
Posts: 43,187
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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
If you aren't changing the cam, just have the stock iron heads worked over.
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Old Jun 17, 2009 | 01:13 AM
  #6  
johnny89345's Avatar
Thread Starter
Member
15 Year Member
 
Joined: Apr 2007
Posts: 389
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Car: 1987 iroc z
Engine: 350tpi
Transmission: 700r4
Axle/Gears: 342
Re: full bolt ons head options

i wanted to buy new or rreman so i dont have that much downtime on the car as its my only car. what options do i have and will i see much gain without changing my cam. please give some part numbers if possible
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