Kawa ER5 Spring “restauration” – Need help

Hello Motor-Talk Forum, I’m new here and have a few questions. Have my Kawa ER5 Bj 1997 for about a year and want to get it a little shot now, because it has a few beauty defects. 1. Defects: Due to a slipper the left engine cover (even relatively deep) is scratched. Does anyone know a shop that sells it? Can one spat the scratches possibly? 2. Defects: Tachover clothing scratched and partly broken. Does someone know a shop where to handle it for a And can someone tell me how to get the speedometer. -> ie. am still an enemy of cabling at the moment. 3. Defects: Tacho lighting is slowly becoming weak, which makes me hardly see the speed in the dark. Do I have to solder the LED’s, or just plug them? Witchcraft, or feasible? 4. Defects: Clutch slowly at the wear limit. Which parts do I have to buy if I want to replace them? 5. Defects: Engine oil uncomplicated old. How do I find out if it is too old, too dirty, oä? 6. Defects: Scratches in the mirrors. Buy new, or acceptable to polish out by certain means? Ps: If someone could give me a bug spoiler, double headlights or the above mentioned parts cheaply, I would be happy. I thank you for answers. Hope you forgive me that I am still a layman. With kind regards, theshadow999