failure

Hi gents, first off awesome forum. I've learnt a lot and I've managed to set up my dpro 160 from reading all the info on here and for that, thank you. I've had my dpro for about a week now and it's been running perfect up until yesterday. Had some mates over with varying levels of riding...

Got a PSTO in at workt he other day with a rattly engine, being a yx140 I thought the slinger bolt had come loose, so I pulled the case off and well I must say it was a lil messy. The slinger had fractured to the point it became separated from the crank and got jammed between the case and...

Sold my old 155z v2 headed motor and lasted all of 10 mins apparently, I was told by someone there when he installed it that he used any old filthy oil out of the drained oil drum and when it went bang at top end around 12000 rpm she grenaded, not the worst ive seen but none the less it caused...

Worked on this yx150 that had a funny noise and feel when kickstarting it. Opened it up to find why it was running crook. Clutch removed and one of the kicker gears and all looks not okay. The end of the sprocket gear set had sheared itself off. And the spindle bearing had tried ejecting out...