TOHATSU 40 Service Manual page 102

SECTION 4
9. Remove the crankcase bolts and separate the crankcase
16
from the cylinder block.
Remove the smallest size bolts first. Start with the
bolts farthest from the center of the crankcase and
work inward.
10. Lift the crankshaft and pistons from the cylinder block
17
and place on bench for disassembly.
11. Remove oil pump driven gear (10) and bushing (11) from
18
the cylinder block.
12. Slide the upper main bearing off the crankshaft. Remove
19
and discard bearing oil seal (12) and o-ring (13).
Pistons
Pistons, rings, and connecting rod bearings are wear
parts which seat with operation of the engine. Make
sure these parts are marked and kept together so
they can be returned to their original positions during
assembly.
13. Remove piston pin clip (14) from both sides of each
20
piston. Discard the clips.
14. Tap out the piston pins using specified piston pin tool
21
(15):
4-28
T1215
NOTE
NOTE
T1216 T1217
T1218
T1219
T1220
3-/ 4-Cylinder