im in nigeria and just bought 89 fj 1200 with 87000km on it im 6,9 feet tall and i ride well on it but my hands get a little tired at the grips also have some vibration the engine makes some noise while idling and also generates heat in town cruising,i will also like to use k and n air and fuel filters any advice on which part no to use.hoping to get help for this issues god bless and keep revving,