Thread: What cleanout plugs for Merc crank?
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Old 02-01-2012, 07:16 PM   #5
Walt Dupont--Me.
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Default Re: What cleanout plugs for Merc crank?
The Merc plugs are 5/8 the Ford 3-3/4 cranks have 3/8 plugs. I think Job Lot has the original plugs, there about 5/8" or so long. Walt
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