Recent content by mvrider2

  1. M

    2017 ec250 to a 300 cylinder and head swap wit terrible rattling noise

    Sorry My I phone is not letting me upload video
  2. M

    2017 ec250 to a 300 cylinder and head swap wit terrible rattling noise

    Hi Everyone ,I new to the gasgas forum I?ve been riding orange bikes for the last 15 years .Anyway I Purchased a 2017 ec250 demo last year and decided to do a 300 cylinder swap .I bought a new s3 cylinder and s3 star head with the red insert ,new s3,power valve also a 300 vertex B piston . After...
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