Husqvarna WRE 125 2011 Workshop Manual page 102

ENGINE OVERHAUL
Cleaning parts ............................................................................................. G.3
Compression ratio check ............................................................................. G.4
Cylinder ....................................................................................................... G.5
Cylinder measuring...................................................................................... G.5
Clearances .................................................................................................. G.6
Piston........................................................................................................... G.6
Piston groove height .................................................................................... G.6
Cylinder to piston clearance ........................................................................ G.7
Piston pin ..................................................................................................... G.7
Piston rings .................................................................................................. G.8
Piston ring height ......................................................................................... G.8
Piston ring to groove clearance ................................................................... G.8
Piston ring to cylinder clearance.................................................................. G.8
Piston pin-piston-connecting rod small end clearance ................................ G.9
Pin-flywheel-connecting rod big end clearance ......................................... G.10
Connecting rod ...........................................................................................G.11
Connecting rod big end axial clearance .....................................................G.11
Connecting rod twist, warping ....................................................................G.11
Head .......................................................................................................... G.12
Crankshaft ................................................................................................. G.12
Crankshaft straightness ............................................................................. G.12
Various crankshaft straightness check ...................................................... G.13
Bearings .................................................................................................... G.13
Needle roller bearing replacement ............................................................ G.14
Replace oil seal ......................................................................................... G.14
Clutch unit.................................................................................................. G.15
Friction plate thickness .............................................................................. G.15
Friction plate to clutch housing clearance ................................................. G.16
Clutch plate distortion ................................................................................ G.16
Clutch spring.............................................................................................. G.16
Gear change .............................................................................................. G.17
Shifter forks ............................................................................................... G.18
Fork slider thickness .................................................................................. G.18
Fork guide pin diameter ............................................................................. G.18
Gear groove length .................................................................................... G.18
Control shaft groove width ......................................................................... G.19
Carburettor ................................................................................................ G.20
Carburettor overhaul.................................................................................. G.21
Adjustment................................................................................................. G.21
Main jet correction factor ........................................................................... G.22
Washer valve ............................................................................................. G.23
Exhaust valve ............................................................................................ G.23
G.2 Ed. 05-2011