Originally Posted by Soldier311
What does NikaSil plating do?
Getting rid of the iron liner allows the alloy cylinder to cool more efficiently and it allows for tighter tolerances which can increase longevity. (some modern air cooled NikaSil lined bikes have tighter tolerances than older liquid cooled designs that still use iron liners)
I'd compare two of the most popular 650CC machines but, we all know how that usually turns out.