• Aaron Perrott-douglas shared a link to the group: Honda MSX125 Owners Club.

    Interesting with the oil cooling ports in the head

    8 comments
    • A well made cylinder but the piston is crap!

    • how come the piston is crap any reports on it

    • I have been building motor's for more than 20 years I have torched two pistons .they are cast and the rings crack. JE pistons can make a forged piston and rings wiesco also will but JE PISTONS allready makes them for HR racing

    • Yes I know about that. Gap was fine. Oh and yes I do have a tuner and injector so that was not the reason.tb makes a lot of bbk they are usually better quality

    • EJK I can do everything that the bazzaz or dyna can do except timing. 3D engine mapping with a computer. I run around 13.5 to 14 for air fuel

    • Takegawa 181 also has ports built in

    • Richard HallamStephen HallamDavid Smithson

    • My TB 186 kit has 5k on it