142f rockers

Discussion in '4-Stroke Engines' started by Stoltzee, Sep 26, 2012.

  1. Stoltzee

    Stoltzee Member

    I was just checking my valve lash, and I noticed the roller for the rocker arms (pin throught the middle), moves back and forth. Is this normal???

  2. MotorBicycleRacing

    MotorBicycleRacing Well-Known Member

    The pin moves but is stopped by the valve cover from falling out.