Meleon,
You have a lot more than I have in mine, mine is 2015 US prices, gear box $160 on ebay, spline adaptor for wheel $30 on ebay, 8 pairs of green teeth. (Pockets teeth and bolts) $320 on sale at Baileys, cylinders-drive shift and slip clutch about $300 Agri Supply, flywheel $160 local machine shop, about $100 hoses and fittings, had most of the steel used scrap -for instance the guard is built out of electrical box covers and 2 blower housings liners. Maybe have $1100 to $1200 over a 3 year period.