BRP Johnson J30TEL4SUA 2007 Service Manual page 153

Remove connecting rod cap nuts and the con-
necting rod caps.
1
1. Connecting rod cap (3)
To prevent damage to the crank pin and the cylin-
der walls, install a piece of hose over the threads
of the connecting rod bolts.
1
1. Connecting rod bolt
Remove the crankshaft.
Remove the oil seal form the crankshaft.
1
1. Crankshaft
2. Oil seal
PISTON, CYLINDER, AND CRANKSHAFT
IMPORTANT:
rings, remove any carbon deposits from the top of
the cylinder bore wall before removing the piston.
Use quick drying paint to mark the corresponding
cylinder number on each piston.
Push out each piston and connecting rod through
the top of the cylinder bore.
Reassemble each connecting rod cap and nut
onto its original connecting rod.
001534
3
1. Cylinder No. 1
2. Cylinder No. 2
3. Cylinder No. 3
Remove the top compression ring, the second
compression ring, and the oil ring from the piston.
001535
2
1. Top compression ring
2. Second compression ring
3. Oil ring
001536
POWERHEAD
To prevent damage to the piston
1
2
7
001537
1
2
3
001538
151