hi i have an xr600r 1987 pe04 type,i wondered if anyone can help me find some bits a bit cheaper than the Honda original bits as I'm skint as and really do need my bike.I need a cam chain,piston and rings (oversize or standard) main bearings and cam bearings.Ive been to Honda ad they have quoted me silly money for this.does anyone know if these bits are available in pattern form?and if so could you post a link or something.any help would be very helpful.many thanks for looking.