Search results

  1. R

    From 49cc to 100cc what oil should I use.

    I have a air cooled 49cc GY6 Scooter with motor 1P39QMB 64mm valves. I added the 100cc big bore kit, advanced timing cam, unrestricted CDI box, upgraded the exhaust, performance air filter, 2600RPM CTV. Stock at 49cc manufacturer suggests 15w40 but I feel like I should use 15w50 or 20w50 since I...
Back
Top