have motor and at base of cylinder on R/S is stamped '2018' plus cylinder and head are 1piece. l would like know what size it is ? so i may top end up grade. thanks for your time & knowledge , G
have motor and at base of cylinder on R/S is stamped '2018' plus cylinder and head are 1piece. l would like know what size it is ? so i may top end up grade. thanks for your time & knowledge , G