TOHATSU BFT115A Service Manual page 228

FUEL SYSTEM
INSTALLATION
Apply
installation area of the exhaust guide.
Apply marine grease to new O-ring (76.4 × 3.1 mm) (1)
and O-ring (79.8 × 3.1 mm) (2) and install them to the
exhaust manifold (3).
Set the exhaust manifold (1) on the exhaust guide (2).
Install a new exhaust manifold gasket (3) to the exhaust
manifold.
Install the two bolts (10 × 75 mm) (1) and three bolts (10
× 45 mm) (2), then tighten them to the specified torque
in the numbered order in two or three steps.
TORQUE: 39 N·m (4.0 kgf·m, 29 lbf·ft)
5-110
marine grease to the exhaust manifold
(1)
(3)
(2)
(1)
(1)
(3)
(2)
5
3
(2)
1
2
4