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stock l98 heads

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Old Jan 31, 2007 | 11:38 AM
  #1  
gscz28's Avatar
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From: Kalamazoo
Car: 89 iroc
Engine: 355 TPI FINALLY
Transmission: 700r4/ SHIFT KIT
Axle/Gears: 3.42
stock l98 heads

before anybody tells me to search, I have searched for 3 days and also been through google...

should be a simple question, did not know this would turn into some type of quest....

spec's for the stock cast L98 heads, this is in a 88 bird 350 TPI.
(not aluminum)

looking for cc's and such

thanks
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Old Jan 31, 2007 | 11:46 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
Valves: 1.94" intake, 1.50" exhaust
Chambers: 64cc-ish
Intake ports: 170cc-ish
Rocker studs: press-in (aka - "pull-out")
Valve springs: weak, heavy rotators on exhaust valves
Rockers: self-aligning
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Old Jan 31, 2007 | 11:51 AM
  #3  
gscz28's Avatar
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Posts: 697
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From: Kalamazoo
Car: 89 iroc
Engine: 355 TPI FINALLY
Transmission: 700r4/ SHIFT KIT
Axle/Gears: 3.42
fantastic....thanks, see I knew it was simple......
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Old Feb 1, 2007 | 04:39 PM
  #4  
gscz28's Avatar
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Joined: Feb 2004
Posts: 697
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From: Kalamazoo
Car: 89 iroc
Engine: 355 TPI FINALLY
Transmission: 700r4/ SHIFT KIT
Axle/Gears: 3.42
hey five7, do you know what the max lift would be for these
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Old Feb 1, 2007 | 05:06 PM
  #5  
1991CamaroRslow's Avatar
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From: Cincinatti OH
Car: 1991 L03 700r4 RS
Engine: 1987 WS6 Trans AM Lb2
Transmission: Th350 red neck Performance 3k stall
Axle/Gears: 95 Mustang 8.8 built with 3.73s
Stock heads max lift = .460 range, I actually believe I heard that from him a few days ago.
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Old Feb 1, 2007 | 05:34 PM
  #6  
1320_Guy's Avatar
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From: Baton Rouge, LA
Car: 89 RS
Engine: 305
Transmission: th350
My friend has them on his car, he is running .480 lift with no problems.
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Old Feb 1, 2007 | 05:40 PM
  #7  
gscz28's Avatar
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Joined: Feb 2004
Posts: 697
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From: Kalamazoo
Car: 89 iroc
Engine: 355 TPI FINALLY
Transmission: 700r4/ SHIFT KIT
Axle/Gears: 3.42
I thought I heard .460 as well, think I'll stay with that....thanks guys
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