Intake System - KTM 990 Adventure Repair Manual

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Intake system

Fresh air is drawn into the filter box through the intake snorkel , past the carburetors and through the air filter .
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The cleaned air is conducted to the combustion chamber through the carburetors and intake ports.
The diagram for the injection engine is similar; the air flows to the intake ports through the throttle body instead of through the
carburetor.
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