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LQ9 heads - Whats the difference in the two available casting numbers?

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Old 09-28-2004, 02:27 PM
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Default LQ9 heads - Whats the difference in the two available casting numbers?

Whats the difference in the two available casting numbers for LQ9 heads and which one is the better of the two. These will be going on the SLP ZL-402 (LQ9 iron block).
Old 09-28-2004, 03:01 PM
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there's a 3.950 and a 4.000 bore head not sure what the casting numbers are for each the newer ones are 4.000
Old 09-30-2004, 01:46 AM
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bump for any more info




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