These clone saws sure are awesome...
To me it looks like a piece of roller bearing form the big end rod bearing. I base this on the width of the damage on the piston skirt and the size of the dimples on the crown. I would inspect the big end rod bearing closely and that is hard to do sometimes.
To me it looks like a piece of roller bearing form the big end rod bearing. I base this on the width of the damage on the piston skirt and the size of the dimples on the crown. I would inspect the big end rod bearing closely and that is hard to do sometimes.