Late 1940's Huber Maintainer GraderM1206 cylinder Hercules QXB engineSerial Number: HM As found: Pix from seller Pix from seller Pix from seller -Rim rotted Pix from seller Pix from seller Pix from seller Progress: Just a little rust in intake/exhaust Manifold Cylinders Sleeved to STD .050 pistons truned back the STD More rust Finished: