:: Unlike the old Nail Valves there is no flat surface for the…
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Title: Unlike the old Nail Valves there is no flat surface for the air to impinge upon. There is a gradual area to deflect and redirect the flow out and away from the center of the valve into the cylinder head.
Unlike the old Nail Valves there is no flat surface for the air to impinge upon. There is a gradual area to deflect and redirect the flow out and away from the center of the valve into the cylinder head.
