hi speedcontroller is a astec mhf2 120 amp 12-30 cells motor is a Graupner BB700 8.4 turbo the boat is fast and stable i think the hull
will take a lot more power something to try a a later date . the shaft is A complete direct drive unit consisting of motor housing and mount, shaft with 4mm (5mm for 800 unit and 3/16 dog drive for the super long 550mm version) threaded end,brass or alloy(3291)outer tube with bearing and teflon thrust washer, appropriate coupling and mounting hardware. The motor housing has a flange that will screw down to a wooden mounting block - captive nuts and screws are provided. Alternatively a mount that goes over the shaft can be made. The unit shaft outer is removeable and can be cut down. There is a small amount of length adjustment available. The installation is completed by cutting the inner shaft to length to suit.
