* Credit to uploader *
Overhaul Yamaha 135LC

Remove body cover

Remove body cover

Radiator assembly

Remove:coolant drain bolt 1
(along with the copper washer)
Drain: coolant
(from the engine and radiator)

Remove water pump

Water pump

Remove:
cylinder head cover
gasket

Remove head camshaft sprocket

Remove head

Remove camshaft sprocket

Remove block

Remove Head

Remove generator rotor

Remove: generator rotor 1
(with the flywheel puller 2)

Remove generator rotor cover

Remove shift shaf part

Remove Starter clutch gear

Remove oil pump

Engine right side view

Oil Pump asembling

Remove oil pump

Remove Crankcase cover (right)

Remove clutch pressure plate bolts

Remove:
clutch boss nut 1
lock washer 2
clutch boss 3
washer 4
clutch housing 5
spacer 6
clutch push rod 7

Remove clutch plate

Remove clutch pressure plate

Remove clutch pressure plate

Remove clutch housing washer

Remove clutch housing

Remove spacer

Remove clutch shoe housing

Remove clutch shoe housing

Remove clutch shoe

Remove clutch shoe spacer

Remove shift lever

Remove Shift drum segment

1 Shift fork guide bar
2 Shift fork “R”
3 Shift fork “L”
4 Shift drum
5 2nd pinion gear
6 3rd pinion gear
7 4th pinion gear
8 Main axle/1st pinion gear
9 1st wheel gear
10 4th wheel gear
11 3rd wheel gear
12 2nd wheel gear
13 Side plate spring
14 Side plate
15 Washer
16 Drive axle

Remove transmission

Remove transmission spring

Remove the washer

Remove transmission

Remove kickstarter

Left Side Crankcase

After Change new ROD CONNECTING.

CRANKCASE

Work place.
Instalation CRANKCASE

New CYLINDER with the aluminium gasket

Clutch Plate

CLUTCH SPRING

Install Piston ring

Instaling Head

Turn the crankshaft counterclockwise.
b. When the piston is at TDC on the compression
stroke, align the “I” mark 'C' on the
camshaft sprocket with the stationary pointer
'd' on the cylinder head.

(with the stationary pointer on the crankcase)

Install Head

Install Cooling System

Make sure the water cooler is not leak, install the plug and ready to start the engine.

Successful start the Engine