Anodized, lightweight adjustable Engine Mount. Includes all hardware. Fits 1 1/4” rail.
PM103 American Rail (3.0")
PM203 International Rail (3-5/8")
INTERNATIONAL OR AMERICAN RAIL?
The difference between the center to center measurement of the 2 chassis rails the engine sits on determines which type of mount a kart needs.
International measures 3-5/8". American measures 3".
Most newer race chassis will take an International mount.