Parts and exploded diagrams for Yamaha e25a - 1998 2-stroke engine

Parts and exploded diagrams for Yamaha e25a - 1998 2-stroke engine

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This page allows you to view the exploded diagrams for the Yamaha e25a - 1998 2-stroke engine and easily identify the compatible parts for your engine.

Yamaha is a well-known brand in the outboard engine industry. It offers engines designed to meet the needs of recreational boaters and professionals, with ranges suitable for maintenance, repairs and use in marine environments.

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Select an exploded diagram for your Yamaha e25a - 1998 2-stroke engine

Yamaha e25a - 1998 engine 25 HP 2-stroke

Yamaha e25a - 1998

The Yamaha e25a - 1998 is a 25 HP 2-stroke outboard based on an in-line two-cylinder configuration. Its 496 cm³ displacement is combined with a 72.0 mm bore and a 61.0 mm stroke, providing a maximum propeller-shaft output of 18.4 kW at 5,000 rpm.

The air-fuel mixture is prepared by a carburettor, while lubrication requires fuel and oil to be mixed before operation. Depending on the model configuration, starting may be manual or combine manual and electric systems. Control may be remote or through a tiller handle, with a manually operated tilt system.

The exploded diagrams display the Yamaha e25a - 1998 assemblies separately and show the position of each component. They simplify part-number identification, help select the correct compatible parts and support the preparation of engine maintenance or repair work.

Yamaha e25a - 1998 engine specifications
  • In-line two-cylinder configuration combined with a total displacement of 496 cm³
  • Maximum output of 18.4 kW corresponding to 25 HP at 5,000 rpm
  • 72.0 mm bore and 61.0 mm stroke defining the engine’s internal dimensions
  • Carburettor fuel system used to prepare the air-fuel mixture
  • Pre-mixed lubrication with fuel and oil combined before operation

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