05-23-2017, 12:54 PM
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#4
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Senior Member
Join Date: May 2010
Location: Wisconsin & Arizona
Posts: 4,841
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Re: Heat riser spring and weight
This is the current GM version of the lubricant. Probably graphite based.
https://www.amazon.com/Genuine-Fluid.../dp/B00BK7MLKE
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