Apertured propeller assemblies may include at least one propeller. The at least one propeller may include a propeller hub having a propeller hub wall. A propeller hub bore may be formed by the propeller hub wall. A plurality of propeller blades may extend from the propeller hub wall. At least one propeller service aperture may extend radially through the propeller hub wall in communication with the propeller hub bore. The at least one propeller service aperture may facilitate dual prop configurations, exhaust flare ring attachments and/or other modifications to the at least one propeller. Other propeller assemblies and apertured propeller methods are also disclosed.