tunning

[05/450r/10]

how do you know when you need to get your valves tuned for the 05 trx 450

[Ichoptop]

Either it will start running like crap or be hard to start. Unless you really abuse it just check them twice a year and you'll be golden.

[DnB_racing]

keep your air cleaner spotless and nice clean fresh fuel and they almost wont wear at all