OKO High Torque Starter motor for 50cc to 80cc QMB139 4-stroke engines.
This Starter Motor is recommended for any QMB with a Big Bore Kit or Stroker Big Bore Kit.
Please Note: The starter cable connection is slightly different from stock QMB139 starters. You will either need to drill out the hole on the spade connector or modify your starter wire by adding a spade connector.
- Bolt Hole Spacing: 70mm
- Splined Shaft Length: 12mm
- Splined Shaft Diameter: 7.5mm
- Diameter (near o-ring): 21mm
- Number of Splines: 10
Important Parts Notice: Not all replacement or upgrade parts come with instructions. It is the customer's responsibility to have common knowledge of the installation or hire an experienced installer. We are not responsible for any damage that may be caused by any of the items we sell, whether installed by you or a professional. We are not required to provide step-by-step instructions or technical support. In any case, we will always do our best to help you with any technical question you may have. Electrical parts are non returnable and the buyer assumes all risks.
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