tdc 787 motor

  1. M

    exact tdc on new 787 motor. noob needs some help

    I have my new 787 motor and installing the rv now.,I am looking through the mag exhaust opening to find tdc. However once I get the piston to the top I have a question. Is tdc before piston is top or after I get piston to top. It seems I can turn crank about 5 or 10 degrees which will change my...