TOHATSU BFT115A Service Manual page 420

CYLINDER HEAD
Hold the hexagonal part of exhaust camshaft (1) with a
wrench (2) or equivalent tool.
Remove the bolt (3), exhaust camshaft sprocket (4) and
dowel pin (5).
Hold the hexagonal part of exhaust camshaft (1) with a
wrench (2) or equivalent tool.
Remove the sealing bolt (3) and CMP pulse plate (4).
14-28
(3)
(1)
(3)
(4)
(5)
(2)
(1)
(2)
(4)