Yamaha EK25BMH Service Manual - Features And Benefits
Manual is about: Outboard Motor Yamaha EK25BMH
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FEATURES AND BENEFITS
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INFO
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FEATURES AND BENEFITS
POWER UNIT
The EK25B is designed to provide superior fuel economy, serviceability, and durability.
They are based on the previous EK25A with newly designed linkage to control both throttle
opening and ignition timing mechanically and simultaneously.
Special attention was paid on the crankshaft bearings. Collar is now added to the upper main
journal of the crankshaft. Roller bearing is applied for the center bearing.
The collar added on the upper main journal contributes to get and better serviceability.
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Fig. 1