piston

Hii everyone... Question: To drill? or not to drill? 2 stroke pistons i mean.... Drill holes matching the exhaust bridge, or not? Buying a 2018 KTM SX 150 for a VERY GOOD price this weekend, Because it needs a top end rebuild and barrel re-plating.. Which isnt a problem... The reason why i...

Hello all, new member here but long time rider sorry in advance. Over the summer or before it even started I ran into some major engine damage. It ruined my summer and ruined the riding season. So lucky us I got this all on video and it is filled with good information. Also curious if anybody...