Please Read Before Ordering: THIS ENGINE IS ONLY COMPATIBLE WITH SCOOTERS THAT HAVE 10-INCH WHEELS AND DUAL REAR SHOCKS. IT WILL NOT FIT SCOOTERS WITH A SINGLE REAR SHOCK. IF YOUR SCOOTER ONLY HAS ONE REAR SHOCK, DO NOT ORDER THIS ENGINE!

Upgrade your scooter with the Pitmoto Premium 49cc 4-Stroke QMB139 Short Case Engine. This high-quality aftermarket replacement is engineered for excellent performance and long-lasting durability. Every engine is hand-inspected and EPA-approved, giving you peace of mind. It features a short crankcase design with a stylish Black C.V.T. cover and fits a variety of compatible scooter models.

Designed for a drum brake setup and equipped with a PAIR Emissions System, this engine provides smooth, efficient operation while reducing emissions. It also comes with a premium 669-18-30 Bando Drive Belt and NGK Spark Plug for enhanced performance right out of the box.

This engine is shipped with break-in oil already filled in the crankcase. It is crucial to check the oil level before starting the engine to avoid damage. We also include a bottle of SAE 10W-40 Synthetic 4T Engine Oil, which should be used after the break-in period or if the oil level needs to be topped off.

QMB139, 49cc 4-Stroke Scooter Engine – Short Case Dual Shock Version with Black C.V.T. Cover

Upgrade your scooter with this premium 49cc 4-stroke QMB139 short-case engine, specifically designed for scooters equipped with dual rear shocks and a rear swingarm bracket. It features a sleek Black C.V.T. cover and is hand-inspected, EPA-approved, and QC-verified for dependable performance.

Specifications:

Important Note:
This engine comes pre-filled with break-in oil in the crankcase. Always check the oil level before starting the engine to ensure proper lubrication and avoid damage.

We also include one liter of SAE 10W-40 Full Synthetic 4T Engine Oil (API SN, JASO MA2 | Ultra1Plus™) for use after the break-in period or for topping off the oil as needed. Do not run the engine without verifying and properly filling the oil to the recommended level.

  

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. 

Important Notes

Address Change Request
An address change request will never be accepted. Please make sure you choose the correct shipping address before completing your order. If you need to change your address you will have to cancel the original order and place a new order with the correct shipping address. 

International Buyers – Please Note: 
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