10-04-2010, 04:14 PM
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#6
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AF Enthusiast
Join Date: Jan 2004
Location: San Jose, California
Posts: 2,619
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Re: L59 Z engine code and LM7 T engine code......difference?????
What year are we talking about here? I looked up 2005 on the GM Powertrain Website and both the LM7 and L59 are cast iron blocks.
http://archives.media.gm.com/divisio...specs.html#lm7
//2000CAYukon
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