100cc 2 Stroke Real YD100 Motorized Bicycle Engine Motor with FASTER PIPE PLUS BONUS PERFORMANCE MOTOR MOUNT. Fits most 26" bikes. C. YD100 Connecting Rod. A. 1 Piece 100cc Cylinder. Engine requires 5 oz 2 Stroke oil per gallon of gas during Break In Period PREMIX IT THEN 4 OZ 2 CYCLE OIL PER GALLON.
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