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In order to meet the compression target with the LS6 cylinder head, a new piston was required compared to the outgoing LM7. Note the oil-shedding anti-scuff coating on the skirt. This was an improvement made late in the Gen III's development.
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In order to meet the compression target with the LS6 cylinder head, a new piston was required compared to the outgoing LM7. Note the oil-shedding anti-scuff coating on the skirt. This was an improvement made late in the Gen III's development.  View Related Article

 

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