INSTALLATION
90-888438 JUNE 2002 Page 1D-35
Top View
a
b
c
d
a-200/240/250 hp – 878147–A1 Muffler Assy, Port [9.0 in (22.8 cm)] with 3.0 in
(7.6 cm) Outlet
210 hp – 859388A1 Muffler Assy, Port [9.0 in (22.8 cm)] with 2.5 in (6.4 cm)
Outlet
b-Connection Piping between Expansion Chamber and Muffler must be made of
3.0 in (7.6 cm) O.D. Tubing. Tubing must be either 5052 or 6061 (14 ga) alumi-
num or type 304 (14 ga) stainless steel to protect against corrosion.
c-57885–A1 Flange Assembly (2 required) or equivalent through transom fittings
may extend 5 in (12.7 cm) below water line for quiet idle operation. Exhausting
under a swim platform or other horizontal surface may cause transmission of
noise and vibration to the boat during operation.
d-200/240/250 hp –878148–A1 Muffler Assy, Starboard [9.0 in (22.8 cm)] with
3.0 in (7.6 cm) Outlet.
210 hp – 859389A1 Muffler Assy, Starboard [9.0 in (22.8 cm)] with 2.5 in (6.4
cm) Outlet
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