Husqvarna TC 250 2010 Workshop Manual page 179

ENGINE REASSEMBLY
Finally, join the parts using a press.
Make sure the pin does not protrude at either ends as you join the flywheel
halves. When driving the pin, observe the specified distance "B".
Measure connecting rod axial clearance in the flywheels. It should be 0.25÷0.43
mm. Measure crankshaft runout at the bearing locations "C". Runout must not
exceed 0.02 mm.
Straighten the crankshaft using a copper hammer.
A = 0.25 - 0.43 mm
(0.0098-0.0169 in.)
B = 0.5 mm (0.02 in.)
Aligned with flywheel half
Part. N. 8000 H1489 (10-2009) H.17