Thread: '91 #473 Plugs
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Old 03-12-2017   #4
jss06c6
 
Join Date: Aug 2015
Location: Magnolia, Texas
Posts: 884
Default Re: '91 #473 Plugs
Gents,

I note that the AC-Delco's I took out have a compression gasket rather than a taper.. The NGK's have a taper seat.. Is there another Iridium with a compression gasket??

Steve
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