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View Full Version : Mark 75 - Holes drilled around exhaust and in Face plate



MOTOboat
07-10-2018, 07:57 AM
Hi Folks,

I recently purchased a 1957 Mark 75 and noticed someone had drilled a number of holes around the exhaust on the mid and a hole just above the knob on the face plate.

Any ideas why? seems to purposeful to be by chance.