rs nyrto

Here's a photo album of my nytro's engine after it threw a rod through the side of the motor. Not 100% sure on the cause; it doesn't look like the piston hit the valves and the bearing and wrist pin were loose. Piston also moved freely. Maybe just a fatigue failure? Valves looked good from what...

I have a 2006 RS Nytro, had it up riding and it was giving me trouble when I let of the throttle it would bog down, throw a code (84), and backfire sometimes. I thought was bad fuel since it was the first time out, it did it a few more times but thought it was getting better as the new fuel ran...