Removing The Engine; Installing The Engine - Yamaha YZ125X 2021 Owner's Service Manual

EAM30161

REMOVING THE ENGINE

1. Remove:
• Pivot shaft "1"
TIP
If the pivot shaft is pulled all the way out, the
swingarm will come loose. If possible, insert a
shaft of similar diameter into the other side of the
swingarm to support it.
2. Remove:
• Engine "1"
(from right side)
TIP
Make sure that the couplers, hoses and cables
are disconnected.
EAM30164

INSTALLING THE ENGINE

1. Install:
• Engine "1"
Install the engine from right side.
• Pivot shaft "2"
• Pivot shaft nut "3"
Pivot shaft nut
85 N·m (8.5 kgf·m, 63 lb·ft)
• Engine mounting bolt (lower side) "4"
• Engine mounting nut (lower side) "5"
Engine mounting nut (lower side)
64 N·m (6.4 kgf·m, 47 lb·ft)
• Engine mounting bolt (front side) "6"
ENGINE REMOVAL
• Engine mounting nut (front side) "7"
Engine mounting nut (front side)
64 N·m (6.4 kgf·m, 47 lb·ft)
• Engine bracket "8"
• Engine bracket bolt (upper side) "9"
• Engine bracket nut (upper side) "10"
Engine bracket nut (upper side)
34 N·m (3.4 kgf·m, 25 lb·ft)
• Engine bracket bolt (lower side) "11"
• Engine bracket nut (lower side) "12"
Engine bracket nut (lower side)
34 N·m (3.4 kgf·m, 25 lb·ft)
TIP
Apply the molybdenum disulfide grease on the
pivot shaft.
5-4