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!

Specifications

• 139QMB, 49cc/50cc 4-Stroke Scooter Engine – Short Case Dual Shock Version with Black C.V.T. Cover
• Upgrade your scooter with this premium 49cc/50cc 4-Stroke 139QMB 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.
• 49cc/50cc
• 69mm

Compatible With

• 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/50cc 4-Stroke 139QMB 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.
• 120mm (compatible with dual rear shock setups)
• 139QMB 49cc/50cc 4-Stroke scooters

Product Details

• 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.
• Short Case, Dual Shock Version
• 15 7/8 inches
• Drum Brake
• PAIR System (EPA Approved)
• 8-Pole A/C with 3-Wire Plug
• Premium 669-18-30 Bando Drive Belt
• NGK Spark Plug
• 0.8 Liters
• 0.12 Liters (initial fill), 0.10 Liters (during changes)
• 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.