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Old 05-15-2013, 09:38 PM   #11

Vader2011v6's Avatar
Drives: 2014 custom blue ZL1
Join Date: Jun 2011
Location: Sacramento
Posts: 1,246
What is the stock gapping and what kind of plugs are stock? I've not done anything to my spark plugs since I got the kit. I'm running all stock specs
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