If it is a simple wooden prop, try Hegy Propellers in Marfa, west Texas.

They carve wood props for experimental aircraft, motorgliders and ultralights
to your specifications. Send length/pitch, hub thickness, bolt pattern,
direction of rotation (from engine side) to get a cost estimate.

e-mail:

or see webpage at www.flygliders.com
click on "Hegy Props"

Burt Compton
Marfa Gliders, west Texas