Thread: NGK plugs
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Old 02-10-2020, 08:23 AM   #5
flathead48
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Join Date: May 2010
Location: Saratoga Springs, NY
Posts: 1,109
Default Re: NGK plugs
B6-L the same as 3212 with 7/16 reach, I have been using autolite 216 but I thought I would try the ngk in my stock 48. Thanks, Rick
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