TOHATSU NB-1000 Service Manual page 138

SECTION 5
Disassembly
5
Engine base and driveshaft housing are aligned
with dowel pins and may be difficult to separate.
Avoid damage to the mating surfaces and gently
pry sections apart if necessary ... Model 40 only.
3. Remove exhaust pipe (1), water pipe (2), and guard pipe (3) ...
6
Models 9.9/15/18 only.
5-20
CAUTION
6
T1273
T1673
1-/ 2-Cylinder