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YES!

Taking GREAT CARE throughout the initial first 2 (full) gallons of premixed gas is essential!

DO NOT OPERATE FOR PERIODS OF MORE THAN 20 MINUTES AND DO NOT RIDE FASTER THAN 15 MILES PER HOUR!!!

This is an essential consideration and critical to the proper operation of the engine.  Following proper break-in instructions means that pistons and rings will not seize.

Proper break in followed by routine maintenance will allow your motorized bicycle to take you thousands of miles.