KYMCO Downtown 350i Repair Manual page 246

4.Engine
Downtown 350i
Plug in the regulator/rectifier 3-pin connector.
Plug in the crank position sensor wire coupler on the right side of the frame.
Fill the engine oil. See the Engine Oil topic for more information.
Install the exhaust system. See the Exhaust System topic for more information.
Fill the coolant and bleed the coolant. See the Coolant topic for more
information.
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