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Intake runner port size on iron L98 heads

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Old Sep 13, 2006 | 06:37 PM
  #1  
norcalz28's Avatar
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From: Troup, Texas
Car: 1989 Camaro IROC-Z
Engine: ZZZ# 0607 of 1200 produced
Transmission: Pro-Built 700R4/Vig.2400
Axle/Gears: 3.27 BW 9 Bolt PBR Disc
Intake runner port size on iron L98 heads

Just wondering if someone could tell me what cc the stock heads are. I have cast L98 heas on the car and want a basis for comparison. Thanks all
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Old Sep 13, 2006 | 09:46 PM
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From: Philly, PA
I beleive they are officially about 165cc. In actuality.... never measured them myself.
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Old Sep 14, 2006 | 06:01 PM
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norcalz28's Avatar
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20 Year Member
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From: Troup, Texas
Car: 1989 Camaro IROC-Z
Engine: ZZZ# 0607 of 1200 produced
Transmission: Pro-Built 700R4/Vig.2400
Axle/Gears: 3.27 BW 9 Bolt PBR Disc
Thanks! I was curious because I have a set of cnc ported afr 180's and I wanted to know how much better , er bigger, they are than the stock L98 heads.
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