Thread: Has anybody used American Heritage Performance?
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Old 05-25-2019, 09:50 AM   #3
chip4
 
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Drives: 2015 Z/28 Silver #713
Join Date: Feb 2016
Location: Gilbert AZ
Posts: 153
Back when I had my Z06:



https://www.corvetteforum.com/forums...ls7-heads.html
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