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head identification

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Old Aug 15, 2003 | 06:56 PM
  #1  
19doug90's Avatar
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Joined: Jul 2003
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From: Markham
Car: 1990 Camaro
Engine: 355ci
Transmission: TKO-600 5 speed
Axle/Gears: 3.73 10 bolt
head identification

How do i know if i have cast iron or aluminum heads? I'm changine the spark plugs and theres different plugs for each kind.
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Old Aug 15, 2003 | 07:10 PM
  #2  
8Mike9's Avatar
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Joined: Jul 1999
Posts: 5,183
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From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
Assuming they weren't changed, they'ed be CastIron.

But....if you have a magnet, see if it sticks or not.
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