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AFR Head Milling ??

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Old Jun 4, 2011 | 10:08 PM
  #1  
oscarfromla's Avatar
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From: Los Angeles
Car: 88 Iroc-Z
Engine: 355 AFR-195 FIRST Fuel Inj.
Transmission: T56
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AFR Head Milling ??

I bought a set of used AFR 195, pn 1040, heads that were milled from 65 cc to 57 cc. Question is, does anyone have any idea how much would have hadd to be milled off this head to reach 57 cc?

I ordered a FIRST TPI intake, but Ken needs to know how much was milled off my heads in order to make the modifications so the intake will fit my combo.

Thanks in advance.
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Old Jun 4, 2011 | 10:53 PM
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Re: AFR Head Milling ??

"Rule of thumb" is, .006" per cc; about every 3cc, it goes up another .001".

Yours lost 8cc, so at a rough guess, mid .050"s were hacked off.
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Old Jun 4, 2011 | 11:33 PM
  #3  
oscarfromla's Avatar
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From: Los Angeles
Car: 88 Iroc-Z
Engine: 355 AFR-195 FIRST Fuel Inj.
Transmission: T56
Axle/Gears: ??
Re: AFR Head Milling ??

Exactly what I needed, thanks.
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Old Jun 5, 2011 | 02:49 AM
  #4  
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Re: AFR Head Milling ??

Right from their site...

Angle Mill .008" per cc
Flat Mill .006" per cc
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