1990 Johnson Evinrude "ES" Cross V 88 thru 115, 150 thru 175, P/N 507874, Page 200Get this manual
O,sassembly, V6 Models
201121housing
1Remove the front and rear screws retaining the adapter to the outer exhaust housingRemove the two front mount plate screws Separate the adapter assembly from the outer exhaust
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3Remove the rear mount plate screwLift the mount plate and pry the mount out of the adapter
inner exhaust housingDiscard the grommetRemove and discard the seal from the inner exhaust housing
4Remove the water tube and the grommet from the