Replace a cracked, stripped, or damaged engine block with this GY6 Left Side Crankcase (Standard). A direct OEM-spec replacement for the left half of the engine case on 125cc and 150cc GY6-based scooters, this crankcase fits the widely used 157QMJ engine family and its many variants � covering a broad range of Chinese-manufactured scooters and mopeds.
Fits 157QMJ-based 125cc, 150cc, and 169cc engines with the following engine codes:
Don't see your engine code? If your engine code contains "QM" or "FM", this crankcase is likely compatible with your vehicle.
California Prop 65 Warning: www.p65warnings.ca.gov
