What actually holds on the flywheel> i dont have the piece that goes on the crankshaft, the like grippy piece, im still searching for that, but does the flywheel atcually screw on? on does it on on then you put hte other piece on that screws on, the one that holds hte clutch bell... sorry i dont knwo names lol, but is it just sandwhiched together between the screwy thingy and hte grippy thingy? sorry im usually better at this but i took a break from this for a year, then rebuilt this thing a while ago, had a tank leak, got hte rc10gt tank, installed, new tires, then this happened lol.. actually this tank has never been run. any help?