Husqvarna TE 250 - 310 2011 I.E. Workshop Manual page 132

ENGINE OVERHAUL
Cleaning parts ............................................................................................. G.3
Clearances .................................................................................................. G.3
Cylinder head .............................................................................................. G.3
Valve seat refacing ...................................................................................... G.4
Valve guide .................................................................................................. G.5
Valve guide replacement ............................................................................. G.5
Valve ............................................................................................................ G.7
Valve spring ................................................................................................. G.7
Valve bucket inspection ............................................................................... G.8
Valve installation .......................................................................................... G.8
Valve leak check .......................................................................................... G.9
Camshaft ................................................................................................... G.10
Timing chain and gears ............................................................................. G.10
Timing chain tensioners ............................................................................. G.10
Cylinder ......................................................................................................G.11
Piston..........................................................................................................G.11
Cylinder to piston clearance ...................................................................... G.12
Piston pin ................................................................................................... G.12
Piston rings ................................................................................................ G.13
Piston ring to cylinder clearance................................................................ G.13
Piston ring to groove clearance ................................................................. G.14
Big end axial clearance ............................................................................. G.14
Crankshaft ................................................................................................. G.15
Crankshaft straightness ............................................................................. G.15
Crankshaft ................................................................................................. G.15
Clutch ........................................................................................................ G.16
Friction plate to clutch housing clearance ................................................. G.17
Clutch spring.............................................................................................. G.17
Oil pump .................................................................................................... G.19
Shifter forks and gears .............................................................................. G.20
Selector drum ............................................................................................ G.20
Drive bushing roundness ........................................................................... G.20
G.2 Ed. 07-2010