This gearing is best suited for Big Bore Gas Engine 46-50cc application using a 54mm clutch. 51T/25T (76). Mounts directly to your VESLA using the slipper clutch style layshaft. These are made to work with the original Kraken RC Clutch bell. They will not fit Blackbone style clutch bells. Please note this spur gear is only a match for the VESLA modelswith a slipper clutch style layshaft. This spur gear will not fit the slipper clutch eliminator style layshaft.

KVS224