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Old 09-19-2012, 08:58 AM   #4
Walt Dupont--Me.
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Default Re: 59A Flathead Water Pump Bolt Size?

1-1/4 bolts might be a little long, you don't need more than 3/8 to 7/16 thread sticking out. Those holes are dead holes and you don't want the bolts to bottom out. Walt
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