i have 2 yamaha 300 hpdi and had a 200 hpdi before very nice motors, i have rebuild the 2 300 hpdi´s my self and they work perfekt.
if anyone like to see under cowling look here
i never had 1 problem with my 200 hpdi not one!
but be aware of the poppitvalve don´t get stok
and the pisser can be a bit weak in relation to merc. or johnson/ evinrude but thats normal.
but what about this one?? it´s in Denmark my friend has it the motor has 30 hours!!