well im waiting on my box and clutch coming but im pretty sure i need a new flywheel.the engine came with a mtx box and focus rs clutch so does that mean that it will be a focus flywheel on it just now.i bought an uprated series 1 box and 6 paddle clutch so will i need a series one flywheel.anything i will need to do to it when i get it. i.e lightened and balanced etc????