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Engine, YX150, New, Stock

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  • Stock YX150
  • Stock YX150
  • Andrews Motorsports Building 3
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Andrews Motorsports
Usually Ships In One Business Day

 Product Description

This is the New "out of the crate" YX150 series engine as seen used in the pit bike market. This listing is for the engine only.  

Note:  This product requires special packaging and handling for shipping.  Engines are shipped via UPS Ground and the $125 cost includes insurance, special packaging, shipping and handling.


High Performance, 4 up with clutch, any gear start 150cc 4 stroke 4 speed complete performance engine. A bolt in replacement (with minor mods) or upgrade for the Honda CRF50 or XR50 series motorcycles. It comes with a high-quality 4-disc clutch! With 11 kW/10.8 hp by 9500 rpm the engine reaches more than the 4 times performance of a standard CRF50 engine.


Single cylinder, 4-stroke, 2 valves, OHC racing head, oil cooled, 150cc 
Bore x Stroke: 60mm x 57mm

Dimension: 435mmx285mmx235mm
Displacement: 150
Compression Ratio: 10.0:1 
Ignition: CDI, 12 volt, permanent magnetic stator 
Maximum Power: 10.8 hp @ 9,500 rpm  
Torque: 8.85 @ 7,500 rpm  
Gears: 4-speed, manual clutch, START IN ANY GEAR! 1-N-2-3-4, 4 up.
Gear Ratios: 1st: 3.272(11/36), 2nd:1.937(16/31), 3rd: 1.350(20/27), 4th: 1.043(23/24)
Final Drive: 14 tooth #428 front sprocket

Lubrication: 1.1 liters, 5W/40 4-stroke motorcycle oil, pressure and splash 

Fuel: 90# up GB484-89 

 Warranty Information

No Warranty Is Expressed Or Implied. All Engines Are Test Ran On The Dyno Before Shipping.

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