Vertex Top End Kit 2T SX65 09-23/TC65 17-23/MC65 21-23. KTM SX 65 2009-2022. Replica KTM 2-stroke pistons are factory supplied to KTM. Nitride coating for increased piston life. New T-box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance.
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